All Wiring Diagrams for Mercedes-Benz E320 4Matic 2003 model

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Mercedes-Benz E320 4Matic 2003:

• 12v
• C-aac multifunction sensor (left rear of engine compartment)
• C-aac sun sensors (4) (rear of engine hood)
• C22
• Can-b h
• Can-b l
• Comfort aac pushbutton control module
• Computer data lines system
• Control panel rear switch group (with 4 zone a/c)
• Data
• Df sig
• Driver side sam control module with fuse/relay module (left rear of engine compartment)
• Engine control system
• Evaporator temperature sensor (left front footwell)
• Fresh air/ recirculated air flaps actuator motor (right front footwell)
• Fuse 25a
• Fuse 7.5a
• Hot at all times
• I13
• In-car temp. sensor motor fan
• In-car temperature sensor (front center of roof)
• Interior lights system
• Left blending air flap actuator (center of dash)
• Left center air flap actuator motor (center of dash)
• Left defroster vent flap actuator motor (center of dash)
• Left footwell flap actuator motor (left front footwell)
• Left rear blending air flap actuator (front of center console)
• Nca
• Not used
• Overhead control panel control module
• R valve
• Rear sam control module with fuse/relay module (left side of trunk)
• Red
• Refrigerant pressure & temperature sensor (left front side of engine compartment)
• Right blending air flap actuator (center of dash)
• Right center air flap actuator motor (center of dash)
• Right defroster vent flap actuator motor (center of dash)
• Right footwell flap actuator motor (right front footwell)
• Right rear blending air flap actuator (front of center console)
• W15/1 (right font footwell)
• W15/1 (right front footwell)
• W2 (at right headlamp unit)
• W6 (left rear wheel housing)
• W9 (at left headlamp unit)

Automatic A/C Wiring Diagram (2 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Automatic A/C Wiring Diagram (2 of 2) for Mercedes-Benz E320 4Matic 2003:

• (right front footwell)
• A/c compressor (lower left left front of engine compartment)
• Activated charcoal filter flap actuator motor
• Blower motor
• Blower regulator
• Can-b h
• Can-b l
• Computer data lines system
• Coolant circulation pump (right front of engine compartment)
• Coolant temperature sensor (left rear of engine)
• Electric suction fan engine & ac with integrated control (front center of engine compartment)
• Front prefuse box (right front footwell)
• Fuse 150a
• Fuse 40a
• Heater system air circulation unit
• Hot at all times
• Me-sfi control module (left rear of engine compartment
• Passenger side sam control module (under right side of dash) i1
• Radiator shutter control module (e320) (right front wheelhouse)
• Red
• Solar cells (rear of of roof)
• Solar generator control module (right side of dash)
• Solid state
• W15/1
• W15/1 (right front footwell)
• W2 (at right headlamp unit)
• W5/1 (right front footwell)
• With solar ventilation
• Without solar ventilation

Automatic A/C Wiring Diagram, Wagon (1 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Automatic A/C Wiring Diagram, Wagon (1 of 2) for Mercedes-Benz E320 4Matic 2003:

• (left of steering column)
• 12v
• 15x
• A/c compressor
• Aac pushbutton control module
• Aux fan
• Blwr ctrl
• Can h
• Can l
• Cmpr cltch
• Coolant circulation pump (right side of engine compt)
• Data
• Data link connector (dlc) (in fuse & relay box)
• Diag
• Driver side fuse & relay module box (left rear of eng compt)
• Duovalve (forward of control module box)
• Electronic ignition- starter switch (eis) control module (right side of steering column)
• Emissions sensor (rear of control module box)
• Evap
• Evaporator temperature sensor (left front footwell)
• Fuse & relay box (left rear of eng compt)
• Fuse 10a
• Fuse 15a
• Heater core temperature sensor (behind right side of dash)
• Hot at all times
• Hot in run & start
• In-car
• Instrument cluster
• Led rwd
• Left front signal pickup & activation module (sam) (left rear of engine compt)
• Nca
• Pump
• R valve
• Ref press
• Ref temp
• Refrigerant pressure sensor (front of eng compt, on receiver-drier)
• Refrigerant temperature sensor
• Rwd sw
• Smog
• Solid state
• Sun
• Sun sensor (center of dash)
• Switchover valve block
• Valve
• W1 (left of steering column)
• W16/6 (forward of control module box)

Automatic A/C Wiring Diagram, Wagon (2 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Automatic A/C Wiring Diagram, Wagon (2 of 2) for Mercedes-Benz E320 4Matic 2003:

• (left of steering column) w1
• 20a
• Activated charcoal filter flap actuator motor
• Air control module (left front of engine compt)
• Auxiliary fan (front of engine radiator)
• Auxiliary/ electrical cooling fan control module
• Blower motor
• Blower regulator
• E320
• E430
• Engine/climate control electric cooling fan
• Fuse & relay box (left rear of engine compt)
• Fuse 30a (or 50a)
• Heater system air circulation unit
• Hot at all times
• In-car temperature sensor (front of roof console)
• Motor
• Nca
• Pwm
• Red
• Sensor
• Solid state
• Terminal block x4
• W1 (left of steering column)
• W16/3 (on left front inner fender)

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Anti-lock Brakes Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• (pin 5-9 not used)
• 12v
• Dfhl a a
• Dfhr a a
• Dfvl a a
• Dfvr a a
• Driver side sam control module with fuse & relay module (left rear of eng compt)
• Front axle balance valve
• Front prefuse box (right front footwell)
• Fuse 40a
• Fuse 50a
• High pressure charging pump
• Hot at all times
• Left front outlet control valve
• Left front separation valve
• Left front wheel speed sensor (left front wheelhouse)
• Left rear inlet control valve
• Left rear outlet control valve
• Left rear wheel speed sensor (left front wheelhouse)
• Nca
• Rear axle balance valve
• Rear sam control module with fuse & relay module (left side of trunk)
• Right front inlet control valve
• Right front outlet control valve
• Right front separation valve
• Right front wheel speed sensor (left front wheelhouse)
• Right rear inlet control valve
• Right rear outlet control valve
• Right rear wheel speed sensor (left front wheelhouse)
• Sbc hydraulic unit (right front of engine compt)
• Solid state
• W3/1 (right front wheelhousing, at ignition coil)

Anti-lock Brakes Wiring Diagram, Early Production for Mercedes-Benz E320 4Matic 2003

List of elements for Anti-lock Brakes Wiring Diagram, Early Production for Mercedes-Benz E320 4Matic 2003:

• data link connector (lower left side of dash)
• (left front wheel) left front brake lining wear sensor
• (pin 15-28 not used)
• (pin 24-48 not used)
• (right front wheel) right front brake lining wear sensor
• (right rear wheel) right rear brake lining wear sensor
• Can h
• Can l
• Can-c h
• Can-c l
• Circuit 87
• Computer data lines system
• Diag
• Driver side sam control module with fuse & relay module (left rear of eng compt)
• Esp/sps/bas control module (left rear of eng compt)
• Fuse 10a
• Fuse 20a
• Hot at all times
• I13
• Nca
• Sbc pedal value sensor (left rear of eng compt)
• Solid state
• Sps (pml) solenoid valve
• Stop lamp switch (left front footwell)
• Turn rate & acceleration sensor (under right front seat)
• W15/1 (right front footwell)
• W2 (at right headlamp unit)
• W9 (at left headlamp unit)

Anti-lock Brakes Wiring Diagram, Wagon (1 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Anti-lock Brakes Wiring Diagram, Wagon (1 of 2) for Mercedes-Benz E320 4Matic 2003:

• Asr/ets/esp hydraulic unit
• Brake booster (bas)
• Computer data lines system
• Driver side fuse & relay module box (left rear of eng compt)
• Esp brake pressure sensor (left rear of engine compt)
• Esp/sps/bas control module (in control module box)
• Front axle switch over
• Front axle vacuum
• Fuse & relay box (left rear of engine compt)
• Fuse 40a
• High pressure/ return pump
• High pressure/ return pump relay module
• Hot at all times
• Left front brake pad wear sensor (left front brake caliper)
• Left front hold
• Left front release
• Left front vss sensor (left front wheel)
• Left rear hold
• Left rear release
• Nca
• Pnk
• Rear axle switch over
• Rear axle vacuum
• Red
• Release switch
• Right front brake pad wear sensor (right front brake caliper)
• Right front hold
• Right front release
• Right front vss sensor (right front wheel)
• Right rear hold
• Right rear release
• Solenoid valve
• Sps solenoid valve (on steering rack)
• Terminal block x12/3 (left rear of engine compt)
• Terminal block x4 (left footwell)
• Travel sensor
• W16/3 (left front wheelhousing)
• W16/3 (on left front inner fender)

Anti-lock Brakes Wiring Diagram, Wagon (2 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Anti-lock Brakes Wiring Diagram, Wagon (2 of 2) for Mercedes-Benz E320 4Matic 2003:

• (e430)
• Data link connector (fuse & relay box)
• Electronic ignition- starter switch control module (right side of steering column)
• Esp off switch
• Esp/sps/bas control module (in control module box)
• Fuse 10a
• Fuse 7.5a
• Headlamp range adjustment control module (under left rear seat)
• Hot at all times
• Hot in run or start
• Illumination control module
• Interior lights system
• Left rear vss sensor (left rear wheel)
• Nca
• Parking brake switch (above parking brake pedal)
• Passenger side fuse & relay module box (right rear of eng compt)
• Pnk/red
• Polarity protection relay
• Pts control module
• Radio of navigation unit & radio
• Rear fuse box (under right rear seat)
• Right rear brake pad wear sensor (e430) (on right rear wheel caliper)
• Right rear vss sensor (right rear wheel)
• Rotational speed & lateral acceleration sensor
• Steering angle sensor (in steering wheel)
• Stop lamp suppression relay module (on driver side fuse & relay module)
• Stop lamp switch (above brake pedal)
• W1 (left of steering column)
• W16/4 (on right front frame rail)
• W18 (under driver's seat, on cross- member)

ANTI-THEFT

Anti-theft Alarm Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Anti-theft Alarm Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• (2003 early prod)
• (2003 late prod)
• (in left front door) left front door control module
• (in right front door) right front door control module
• (left front footwell)
• (left rear wheelhousing)
• (right front footwell)
• (sedan only)
• 58d
• Alarm horn (left front wheelhouse)
• Ata hood switch (right front of eng compt)
• Ata inclination sensor (right "c" pillar)
• Can-b h
• Can-b l
• Can-c h
• Can-c l
• Computer data lines system
• Data
• Di control unit (left rear of eng compt)
• Driver side sam control module with fuse & relay module (left rear of eng compt)
• Exterior lights system
• Fuse 200a
• Fuse 25a
• Fuse 7.5a
• Headlights system
• Hot at all times
• Instrument cluster
• Interior central locking & ata function display switch
• Interior fuse box (left end of dash)
• Interior lights system (rear interior lamps)
• Left front door contact switch (left "b" pillar)
• Left front ir receiver (left front door handle)
• Left rear door contact switch (left "c" pillar)
• Nca
• Overhead control panel control module (front center of roof)
• Passenger- side sam control module (right kick panel)
• Pawl rotary tumbler switch (center of trunk lid)
• Rear door control module (right side of tailgate)
• Rear prefuse box (lower right of front trunk)
• Rear sam control module with fuse/ relay module (left side of trunk)
• Red
• Right front door contact switch (right "b" pillar)
• Right front ir receiver (right front door handle)
• Right rear door contact switch (right "c" pillar)
• Sedan
• Trunk lid emergency release switch (center of trunk lid)
• W15/1
• W15/1 (right front footwell)
• W15/2
• W15/2 (left front footwell)
• W6 (left rear wheelhousing)
• Wagon
• With interior motion sensor and with panoramic sliding roof
• With standard rear lamp

Anti-theft Alarm Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Anti-theft Alarm Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• (left of steering column) w1
• (under front
• 11a
• 19a
• Alarm horn (behind right head- light unit)
• Alarm siren (w/ auxiliary battery)
• Anti-lock brakes system
• Ata
• Bls
• Can h
• Can l
• Cockpit switch group
• Computer data lines system
• Ctrl
• Electronic ignition-starter switch control module (right side of steering column)
• Electronic steering column control module
• Engine hood switch (below left hood latch)
• Exterior lights system
• Fuse & relay box (left rear of engine compt)
• Fuse 15a
• Fuse 25a
• Fuse 40a
• Fuse 7.5a
• Ground
• Hood
• Horn
• Hot at all times
• Illumination control module (behind left side of dash)
• Instrument cluster system
• Interior locking switch
• Led
• Left front door switch
• Left front signal pickup & activation module (sam) (left rear of eng compt)
• Left rear door switch
• Lf door
• Lk pwr
• Lock
• Lr door
• Passenger seat)
• Pneumatic system equipment (pse) control module (left rear of trunk)
• Pwm a
• Pwm b
• Pwr
• R tail
• Rear fuse box (under right rear seat)
• Red
• Rf door
• Rhr locking switch
• Right front door switch
• Right rear door switch
• Right taillamp unit
• Rr door
• Sedan, limousine
• Siren
• Station wagon
• Stop lamp suppression relay module (abs system) (on driver side fuse & relay module)
• Stop lamp switch (above brake pedal)
• Tailgate closing assist module
• Terminal block x4 (left footwell)
• Trunk
• Trunk lamp
• Trunk lamp switch
• W/ electronic stability
• W/o electronic stability
• W16/4 (on right front frame rail)
• W18 (under driver's seat on cross- member)
• W19
• W19 (under front passenger seat)
• W6/1 (left rear of trunk)
• W7/1 (right rear of trunk)

Drive Authorization System Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Drive Authorization System Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• (pin 3-8 not used) a
• 15r
• 30z
• Bus +
• Bus -
• Can-b h
• Can-b l
• Can-c h
• Can-c l
• Circuit 15r relay
• Computer data lines system
• Di control unit (left rear of eng compt)
• Driver side sam control module with fuse/relay module (left rear of engine compartment)
• Electric steering lock control module (part of steering column module)
• Electronic control unit (vgs) (e500 model) (part of transmission)
• Electronic selector lever module control module (center console)
• Elv
• Engine control module (me-sfi) (left rear of eng compt)
• Etc control module (e320 model) (right front footwell)
• Exterior lights system
• Fuse 59 15a
• Fuse 65 20a
• Hot at all times
• Instrument cluster
• Pnk/red
• Red
• Start
• Starter
• Starter relay
• Starting/ charging system
• W/ keyless go only
• W15/1 (right front footwell)

BODY CONTROL MODULES

Body Control Modules Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Body Control Modules Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• (not used)
• Air conditioning system
• Computer data lines system
• Defogger system
• Door locks system
• Driver side fuse & relay module box (left rear of engine compt)
• Engine controls system
• Exterior lights system
• Fuse 5 15a
• Hcs pump relay
• Horn relay
• Hot at all times
• Left front signal pick-up & activation module (sam) (left rear of engine compt)
• Oil cooler fan relay
• W1 (left of steering column)
• Windshield washer relay
• Wiper stage 1 relay
• Wiper stage 2 relay
• Wiper/washer system

Driver"s Side SAM Control Module Wiring Diagram (1 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Driver"s Side SAM Control Module Wiring Diagram (1 of 2) for Mercedes-Benz E320 4Matic 2003:

• (or red)
• 2003-04
• Air conditioning system
• Anti-lock brake system
• Computer data lines system
• Cruise control system
• Driver side sam control module with fuse & relay module (left rear of engine compt)
• Electronic suspension system
• Engine control module
• Engine control system
• Exterior lights system
• Fuse 150a
• Fuse 200a
• Fuse 7.5a
• Headlights system
• Hot at all times
• I10
• I11
• I12
• I13
• Instrument cluster system
• Interior fuse box (left end of dash)
• Interior lights circuit
• Interior lights system
• Pnk/red
• Power distribution
• Rear prefuse box (lower right front of trunk)
• Red
• Sound system
• Starting/charging system
• Transmission system
• W15/2 (left front footwell)
• Wiper/washer system

Driver"s Side SAM Control Module Wiring Diagram (2 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Driver"s Side SAM Control Module Wiring Diagram (2 of 2) for Mercedes-Benz E320 4Matic 2003:

• 2003-05
• Air conditioning system
• Anti-lock brake system
• Defogger system
• Driver side sam control module with fuse & relay module (left rear of engine compt)
• Engine control system
• Exterior lights system
• Headlamps system
• Headlights system
• Horns system
• Instrument cluster system
• Red
• W9 (at left headlamp unit)
• Wiper/washer system

Passenger"s Side SAM Control Module Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Passenger"s Side SAM Control Module Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• Air conditioning system
• Computer data lines system
• Cooling fan system
• Exterior lights system
• Front prefuse box (right front footwell)
• Fuse 25a
• Fuse 40a
• Headlights system
• Hot at all times
• Interior fuse box (left end of dash)
• Passenger-side sam control module (right kick panel)
• Power seats system
• Red
• W15/1 (right front footwell)

Rear SAM Control Module Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Rear SAM Control Module Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• 2003-04
• Anti-lock brake system
• Anti-theft system
• Computer data lines system
• Defogger system
• Door locks system
• Engine control system
• Exterior lights system
• F17
• F20
• Fuse 200a
• Hot at all times
• Instrument cluster system
• Interior lights system
• Navigation system
• Power distribution
• Power seat system
• Power seats system
• Power window system
• Power windows system
• Rear door control module (right side of tailgate)
• Rear prefuse box (lower right right front of trunk)
• Rear sam control module with fuse & relay module (left side of trunk)
• Red
• Sedan
• Sound system
• Tire pressure system
• Trunk, tailgate, fuel doors system
• W6 (left rear wheelhousing)
• Wagon

COMPUTER DATA LINES

Data Link Connector Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Data Link Connector Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• (all except 2004 late prod)
• 2003 & 2004 early prod
• 2004 late prod & 2005
• Blower motor (w/ cd changer) (front center console)
• Can-b h
• Can-b l
• Can-c h
• Can-c l
• Can-d h
• Can-d l
• Central gateway control module (left front footwell)
• Circuit 15 voltage distributor (left front doorsill)
• Data link connector (dlc) (lower left side of dash)
• Diag
• Distronic (dtr) control module (right front seat)
• Driver side sam control module with fuse & relay module (left rear of eng compt)
• Emergency call system control unit (center of trunk)
• Engine control module (me-sfi) (right rear of engine compt)
• Esp/sps/bas control module (left rear of eng compt)
• Etc control module (right front footwell)
• Fuse 5a
• Fuse 7.5a
• High/low bus circuit
• Hot at all times
• Interior fuse box (left end of dash)
• Nac
• Nca
• Passenger side sam control module (right kick panel)
• Rear sam control module with fuse & relay module (left side of trunk)
• Shield
• Telecom- munications control module (front of trunk)
• Upper control panel control module (behind center of dash)
• W15/2 (left footwell)
• W15/3 (left rear of eng compt)

Data Link Connector Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Data Link Connector Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• (left rear of engine compt) driver side fuse & relay module box
• (under left side of dash) diagnostic module (obd ii) generic scan tool connector
• A/c control unit & module
• Can h
• Can l
• Comand actuation display & control unit
• Data link connector (dlc) (dtc readout) (in fuse & relay box)
• Electronic ignition- starter switch (eis) control module (right side of steering column)
• Electronic selector lever module control module
• Engine control module (me-sfi) (in control module box)
• Esp/sps/bas control module (in control module box)
• Fuse 15a
• Fuse 7.5a
• Headlamp range adjustment control module
• Hot at all times
• Hot in on or start
• Instrument cluster
• J10
• Navigation unit & radio or radio
• Passenger side fuse & relay module box (right rear of engine compt)
• Pts control module
• Restraint system control module (forward of transmission shift lever)
• Tele aid & d2b telephone transmitter/ receiver control module
• Tire pressure monitoring control module (behind glove box)
• Transmission control module (in control module box)
• W16/6 (forward of control module box)
• W6/4 (on right front frame rail)
• W6/6 (forward of control module box)

High/Low Bus Wiring Diagram (1 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for High/Low Bus Wiring Diagram (1 of 2) for Mercedes-Benz E320 4Matic 2003:

• (connectors 6-7 not used)
• 2004 early prod
• 2004 late prod and 2005
• Airmatic with ads control module (in right front footwell)
• Can-b h
• Can-b l
• Can-c h
• Can-c l
• Central gateway control module (left front footwell.)
• Comfort aac pushbutton control module (center of dash)
• Dc/dc converter control module (left side of dash)
• Di control module (right side of steering column)
• Distronic (dtr) control module (right front seat)
• Driver side sam control module with fuse & relay module (left rear of eng compt)
• Electronic selector lever module control module (center console)
• Esp/sps/bas control module (left rear of eng compt)
• Etc control module (right front footwell)
• Headlamp range adjustment control module (under right front seat)
• Instrument cluster
• Left front reversible emergency tensioning retractor (left "b" pillar)
• Left voltage distributor (can) connector (in left front door sill)
• Me-sfi control module (left rear of eng compt)
• Right front reversible emergency tensioning retractor (right "b" pillar)
• Right voltage distributor (can) connector (right front footwell)
• Steering column module (left side of dash)
• W/ reversible emergency tensioning retractor only
• W15/2 (left front footwell)
• With heated steering wheel

High/Low Bus Wiring Diagram (2 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for High/Low Bus Wiring Diagram (2 of 2) for Mercedes-Benz E320 4Matic 2003:

• 2004 early prod
• 2004 late prod and 2005
• Audio gateway control module (left side of trunk)
• Battery control module (right side of trunk)
• Can-b h
• Can-b l
• Central gateway control module (left front footwell)
• Cockpit voltage distributor (can) connector (right front footwell)
• Driver front seat adjustment control module (below left front seat)
• Driver side sam control module with fuse & relay module (left rear of eng compt)
• Hs & seat ventilation control (left front door sill)
• I13
• Left front door control module (left front door)
• Left rear door control module (left rear door)
• Left voltage distributor (can) connector (left front door sill)
• Lower control field control module (under center console)
• Passenger front seat adjustment control module (below right front seat)
• Passenger side sam control module (under right side of dash)
• Pts control module (left rear of trunk)
• Rear sam control module with fuse & relay module (left side of trunk)
• Restraint system control module (center control module)
• Right front door control module (right front door)
• Right rear door control module (right rear door)
• Right voltage distributor (can) connector (right front footwell)
• Upper control field control module (behind center of dash)
• Wss control unit (weight sensing system) (under right front seat)

High/Low Bus Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for High/Low Bus Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• Can connector
• Can h
• Can l
• Electronic ignition- starter switch (eis) control module (right side of steering column)
• Front driver-side door control module (in left front door, behind switch unit)
• Front passenger-side door control module (in right front door, behind switch unit)
• Left front esa control module (under left front seat)
• Left front signal pickup & activation module (sam) (left rear of engine compt)
• Lower control field control module
• Pse control module (left rear of trunk)
• Rear driver-side door control module (center of left rear door)
• Rear passenger-side door control module (center of right rear door)
• Right front esa control module (under right front seat)
• Roof control panel control module
• W/ memory

COOLING FAN

Cooling Fan Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Cooling Fan Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• Can-b h
• Can-b l
• Can-c h
• Can-c l
• Comfort aac pushbutton control module
• Computer data lines system
• Coolant temperature sensor (left rear of engine)
• Driver side sam control module with fuse/relay module (left rear of engine compartment)
• Electric suction fan engine & ac with integrated control (front center of engine compartment)
• Engine control system
• Engine coolant temperature malfunction indicator
• Front prefuse box (right front footwell)
• Fuse 150a
• Hot at all times
• I13
• Instrument cluster
• Me-sfi control module (left rear of engine compartment)
• Passenger side sam control module (under right side of dash)
• Radiator shutter control module (e320) (right front wheelhouse)
• Red
• Solid state
• W2 (at right headlamp unit)

Cooling Fan Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Cooling Fan Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• 20a
• Auxiliary/ electrical cooling fan control module
• Engine/climate control electric cooling fan
• Fuse & relay box (left rear of engine compt)
• Fuse 30a (or 50a)
• Hot at all times
• Left front signal pickup & activation module (sam) (left rear of engine compt)
• Nca
• Pwm
• W16/3 (left front inner fender)

CRUISE CONTROL

Cruise Control Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Cruise Control Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• 2003 & 2004 early prod
• 2004 late prod & 2005
• Accel/ set
• Accelerator pedal sensor (above accelerator pedal)
• Can-b h
• Can-b l
• Can-c h
• Can-c l
• Computer data lines system
• Cruise control switch
• Decel/ set
• Driver side sam control module with fuse & relay module (left rear of eng compt)
• Engine control module (me-sfi) (left rear of eng compt)
• Fuse 7.5a
• Hot at all times
• Interior fuse box (left end of dash)
• Memory recall
• Off
• Red
• Steering column module (in steering wheel)
• Throttle valve actuator (rear of eng)
• W15/1 (right front footwell)

Cruise Control Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Cruise Control Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• Accel/set
• Cruise control switch
• Ctrl contact
• Decel/set
• Electronic ignition- starter switch control module (right side of steering column)
• Engine control module (me-sfi) (in control module box)
• Hot at all times
• Memory recall
• Off
• Pedal value sensor (left rear of engine compt)
• Red
• Terminal block x4 (left footwell)
• Throttle valve control element (under intake manifold)
• W1 (left of steering column)

Electronic Accelerator/Cruise/Idle Speed Control Wiring Diagram, Early Production for Mercedes-Benz E320 4Matic 2003

List of elements for Electronic Accelerator/Cruise/Idle Speed Control Wiring Diagram, Early Production for Mercedes-Benz E320 4Matic 2003:

• (lower left side of dash) data link connector
• Can-b h
• Can-b l
• Can-c h
• Can-c l
• Computer data lines system
• Data+
• Data-
• Diag
• Distronic (dtr) control module (under right front seat)
• Driver side sam control module with fuse/relay module (left rear of engine compartment)
• Dtr distance potentiometer
• Dtr radar sensor (front center of eng compt)
• Dtr switch
• Gnd
• I12
• Lower control field control module (under center console)
• Nca
• Red
• Shld
• Solid state
• Vf+
• Vf-
• W15/1 (right front footwell)

DEFOGGERS

Defogger Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Defogger Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• Can-b h
• Can-b l
• Comfort aac pushbutton control module (center of dash)
• Computer data lines system
• Fuse 150a
• Fuse 40a
• Hot at all times
• Rear window defroster element
• Rear fuse box (lower right front of trunk)
• Rear sam control module with fuse & relay module (left side of trunk)
• Rear window defroster relay
• Rear window defroster switch
• Rear window noise suppresser
• Red
• W6 (left rear wheelhousing)
• W9 (at left headlamp unit)

Defogger Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Defogger Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• 19a
• Aac pushbutton control module
• C10
• Can connector
• Fuse 40a
• Hot at all times
• Module (left rear of trunk)
• Pse control
• Rear window defroster element
• Rear fuse box (under right rear seat)
• Sedan
• Signal pickup & activation module (left rear of engine compt)
• Station wagon
• W19 (under front passenger seat)
• W29/8 (left rear of cargo area)

Heated Mirrors Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Heated Mirrors Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• Can-b h
• Can-b l
• Computer data lines system
• Fuse 25a
• Hot at all times
• Interior fuse box (left end of dash)
• Left front door control module (left front door)
• Left outside rearview mirror
• Red
• Right front door control module (right front door)
• Right outside rearview mirror
• Sh (+)
• Sh (-)
• W15/1 (right front footweel)
• W15/2 (left front footweel)

Heated Mirrors Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Heated Mirrors Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• 16d
• Can h
• Can l
• Conputer data lines system
• Fuse 20a
• Ground
• Hot at all times
• Left front door control module
• Left outside rearview mirror
• Rear fuse box (under right rear seat)
• Right front door control module
• Right outside rearview mirror
• W18 (under driver's seat, on cross member)
• W19 (under front passenger seat)

ELECTRONIC SUSPENSION

Electronic Suspension Wiring Diagram (1 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Electronic Suspension Wiring Diagram (1 of 2) for Mercedes-Benz E320 4Matic 2003:

• (at left head- lamp unit) w9
• (left front wheelhouse)
• (right front wheelhouse)
• Air-matic central reservoir charging valve (left front footwell)
• Air-matic compressor unit (lower left front of eng compt)
• Air-matic pressure sensor (left front wheelhouse)
• Air-matic relay (left rear of eng compt)
• Air-matic w/ ads control module (right front footwell)
• Driver side sam control module with fuse & relay module (left rear of eng compt)
• Front prefuse box (right front footwell)
• Fuse 30a
• Fuse 40a
• Fuse 7.5a
• Hot at all times
• Hot w/ circuit 87 relay energized
• Interior fuse box (left end of dash)
• Left front axle damper valve assembly (left front axle)
• Left front body lateral acceleration sensor
• Left front level sensor (left front wheelhouse)
• Nca
• Nvlm
• Nvls 1
• Nvls 2
• Nvlv
• Nvrm
• Nvrs 1
• Nvrs 2
• Nvrv
• Red
• Right front axle damper valve assembly (right front axle)
• Right front body lateral acceleration sensor
• Right front level sensor (right front wheel house)
• Rkps
• Rkpv
• Val 1
• Val 2
• Valv
• Var 1
• Var 2
• Varv
• Vkps
• Vkpv
• Vsps
• Vvls
• Vvlv
• Vvrs
• Vzvsvl
• Vzvsvr
• Vzvvvl
• Vzvvvr
• W15/1 (right front footwell)
• Wake up
• Zamvl
• Zasvl
• Zavvl
• Zdspm
• Zdsps
• Zdspv

Electronic Suspension Wiring Diagram (2 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Electronic Suspension Wiring Diagram (2 of 2) for Mercedes-Benz E320 4Matic 2003:

• Additional volume valve
• Air-matic w/ ads control module (right front footwell)
• Can-c hi
• Can-c lo
• Computer data lines system
• Hal 1
• Hal 2
• Hal v
• Har 1
• Har 2
• Har v
• Left front suspension strut air-matic valve unit (integrated into crown of suspension strut)
• Left rear axle damper valve unit (left rear wheelhouse)
• Left rear suspension strut air-matic valve unit (integrated into crown of suspension strut)
• Level valve
• Nca
• Nca nca
• Nhrm
• Nhrs 1
• Nhrs 2
• Nhrv
• Rear axle level sensor (left side of rear axle)
• Right front suspension strut air-matic valve unit (integrated into crown of suspension strut)
• Right rear axle damper valve unit (right rear wheelhouse)
• Right rear body lateral acceleration sensor (right rear wheelhouse)
• Right rear suspension strut air-matic valve unit (integrated into crown of suspension strut)
• Vzvshl
• Vzvshr
• Vzvvhl
• Vzvvhr
• Zamhr
• Zashr
• Zavhr

ENGINE PERFORMANCE

3.2L

3.2L, Engine Performance Wiring Diagram (1 of 3) for Mercedes-Benz E320 4Matic 2003

List of elements for 3.2L, Engine Performance Wiring Diagram (1 of 3) for Mercedes-Benz E320 4Matic 2003:

• (if equipped)
• (left rear of engine compartment)
• Computer data lines system
• Cooling fans system
• Data link connector (lower left side of dash)
• Engine control module (me-sfi) (left rear of engine compartment)
• Fuse 7.5a
• Hot at all times
• Interior fuse box (left end of dash)
• Kickdown switch function may be replaced by accelerator pedal sensor
• Left oxygen sensor 1 (before twc) (behind left front wheel)
• Left oxygen sensor 2 (after twc) (behind left front wheel)
• Nca
• Pedal value sensor (left rear of engine compt)
• Purge control valve (left front of engine compt)
• Right oxygen sensor 1 (before twc) (behind right front wheel)
• Right oxygen sensor 2 (after twc) (behind right front wheel)
• Starting/ charging system
• Starting/charging system
• W15/3

3.2L, Engine Performance Wiring Diagram (2 of 3) for Mercedes-Benz E320 4Matic 2003

List of elements for 3.2L, Engine Performance Wiring Diagram (2 of 3) for Mercedes-Benz E320 4Matic 2003:

• (front end of eng) variable intake manifold switchover valve
• (left front footwell) w15/2
• (right front of eng compt) air pump switchover valve
• (right side of eng) egr pressure transducer
• Activated charcoal filter shutoff valve (right rear wheelhouse)
• Air pump relay
• Camshaft hall-effect sensor (right rear of eng)
• Circuit relay engine
• Crankshaft sensor (under vehicle, near crankshaft)
• Driver side sam control module with fuse & relay module (left rear of eng compt)
• Electric air pump (right front of eng compt)
• Fuel pump (under left rear in fuel tank)
• Fuel pump relay module
• Fuel tank pressure sensor (in fuel tank, under left
• Fuse 15a
• Fuse 25a
• Fuse 40a
• Hot at all times
• Hot film maf sensor (left rear of eng compt)
• Kickdown switch (left front footwell)
• Pnk
• Rear sam control module with fuse & relay module (left side of trunk)
• Rear seat)
• Throttle valve actuator (center rear of eng)
• W11/3 (top of cyl head, between cyl 6 & 7)
• W15/2 (left front footwell)
• W6 (left rear wheelhousing)

3.2L, Engine Performance Wiring Diagram (3 of 3) for Mercedes-Benz E320 4Matic 2003

List of elements for 3.2L, Engine Performance Wiring Diagram (3 of 3) for Mercedes-Benz E320 4Matic 2003:

• (bottom right side of engine) oil sensor
• (right front of eng compt) ect sensor
• (right front of eng compt) pressure sensor
• Driver side sam control module with fuse & relay module (left rear of eng compt)
• Engine control module (me-sfi) (left rear of eng compt)
• Fuel injectors
• Fuse 15a
• Hot in run or start
• Ign coil
• Ign coil coil
• Left knock sensor 2 (in valley of engine block)
• Pnk
• Radio interference suppression capacitor
• Right knock sensor 1 (in valley of engine block)
• Shield
• To spark plugs
• W11/3 (front center of eng)

3.2L, Engine Performance Wiring Diagram, Wagon (1 of 3) for Mercedes-Benz E320 4Matic 2003

List of elements for 3.2L, Engine Performance Wiring Diagram, Wagon (1 of 3) for Mercedes-Benz E320 4Matic 2003:

• Computer data lines system
• Cooling fans system
• Data link connector (in fuse & relay box)
• Diagnostic
• Engine control module (me-sfi) (in control module box)
• Hot at all times
• Left oxygen sensor 1 (before twc) (on exhaust pipe, at left of engine)
• Left oxygen sensor 2 (after twc) (under vehicle, on exhaust pipe)
• Module (obdii) generic scan tool connector (under left side of dash)
• Nca
• Passenger fuse & relay module box (right rear of engine compt)
• Pedal value sensor (left rear of engine compt)
• Purge control valve (left front of engine compt)
• Red
• Right oxygen sensor 1 (before twc) (on exhaust pipe, at right of engine)
• Right oxygen sensor 2 (after twc) (under vehicle, on exhaust pipe)
• Starting/charging system
• W16/6 (forward of control module box)

3.2L, Engine Performance Wiring Diagram, Wagon (2 of 3) for Mercedes-Benz E320 4Matic 2003

List of elements for 3.2L, Engine Performance Wiring Diagram, Wagon (2 of 3) for Mercedes-Benz E320 4Matic 2003:

• (sedan & limo) w18 (under driver's seat)
• (top front of engine) air pump switchover valve
• (under air filter housing) egr pressure transducer
• (under driver's seat) w18
• (under front passenger seat) (station wagon) w19
• (under rear of intake manifold) shifting induction pipe switchover valve
• Activated charcoal canister shut-off valve (under car, at right rear wheelwell)
• Air pump relay module
• Camshaft hall-effect sensor (left front of engine)
• Ckp sensor (left side of engine)
• Electric air pump (front of engine)
• Fuel pump (under left rear of vehicle)
• Fuel pump relay module (in control module box)
• Fuel tank pressure sensor (in rear of trunk)
• Fuse 15a
• Fuse 25a
• Fuse 40a
• Hot at all times
• Hot film maf sensor (right side of engine)
• Hot in run or start
• Kickdown switch (under accelerator pedal)
• Passenger fuse & relay module box (right rear of engine compt)
• Pnk
• Rear fuse box (under right rear seat)
• Throttle valve control element (under intake manifold)
• W11/3 (top of cyl head, between cyl 6 & 7)

3.2L, Engine Performance Wiring Diagram, Wagon (3 of 3) for Mercedes-Benz E320 4Matic 2003

List of elements for 3.2L, Engine Performance Wiring Diagram, Wagon (3 of 3) for Mercedes-Benz E320 4Matic 2003:

• (left rear of engine compt) pressure sensor
• (right side of engine) oil sensor
• (top front of engine) ect sensor
• Electrolytic capacitor (at front passenger footwell)
• Engine control module (me-sfi) (in control module box)
• Fuel injectors
• Fuse 15a
• Fuse 20a
• Hot in run or start
• Ign coil
• Ign coil coil
• Left knock sensor 2 (top center of left cyl bank)
• Passenger side fuse & relay module box (right rear of engine compt)
• Pnk
• Right knock sensor 1 (top center of right cyl bank)
• Shield
• To spark plugs
• W11/3 (top of left cyl head, between cyl 6 & 7)

EXTERIOR LIGHTS

Backup Lamps Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Backup Lamps Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• (left rear of trunk) w6/1
• (wagon) (sedan/limo)
• Back-up lamp
• Electronic selector lever module control module
• Fuse & relay box (left rear of engine compt)
• Fuse 15a
• Hot at all times
• Hot in run or start
• Illumination control module (behind left side of dash, part of headlight switch)
• Left taillamp unit
• Pnk/ red
• Pnk/red
• Red
• Right taillamp unit
• Terminal block x4 (left footwell)
• Transmission system
• W1 (behind instrument cluster)

Exterior Lamps Control Wiring Diagram, Wagon (1 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Exterior Lamps Control Wiring Diagram, Wagon (1 of 2) for Mercedes-Benz E320 4Matic 2003:

• Anti-lock brake system
• Center high mounted stop lamp
• Combination switch
• Electronic ignition- starter switch control module (right side of steering column)
• Exterior lights system (back-lamps circuit)
• Fuse & relay box (left rear of engine compt)
• Fuse 15a
• Headlights system
• Headlights system (fog lights)
• Hot at all times
• Hot in accy, run, or start
• Illumination control module (behind left side of dash, part of headlight switch)
• Instrument cluster system
• Interior lights system
• Left headlamp unit (park lamp)
• Left license plate lamp
• Left side marker lamp
• Nca
• Parktronic system (pts) control module (sedan, limo)
• Pnk/red
• Red
• Right headlamp unit (park lamp)
• Right license plate lamp
• Right side marker lamp
• Sedan, limousine
• Stop lamp suppression relay module (on driver side fuse & relay module)
• Stop lamp switch (above brake pedal)
• Terminal block x4 (left footwell)
• Turn signal switch
• W/ electronic stability
• W/o electronic stability
• W1 (left of steering column)
• W16/3 (on left front inner fender)
• W16/4 (on right front frame rail)
• W19 (sedan, limousine) (under front passenger seat)
• W6/1 (left rear of trunk)
• W7/1 (right rear of trunk)
• W7/1 (wagon) (right rear of trunk)
• Wagon

Exterior Lamps Control Wiring Diagram, Wagon (2 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Exterior Lamps Control Wiring Diagram, Wagon (2 of 2) for Mercedes-Benz E320 4Matic 2003:

• (left of steering column) w1
• (left rear of engine compt) left front signal pickup & activation module (sam)
• (sedan/limo) (wagon)
• (wagon) (sedan/limo)
• Audible ind
• Back- up
• Cockpit switch group
• Computer data lines system
• Electronic ignition- starter switch control module (right side of steering column)
• Exterior lamp failure ind
• Fog
• Hot at all times
• Instrument cluster
• Interior lights system
• Left outside mirror
• Left taillamp unit
• Left turn ind
• Left turn signal/side marker lamp
• Off
• Red
• Right outside mirror
• Right taillamp unit
• Right turn ind
• Right turn signal/side marker lamp
• Stop/ tail
• Tail/ park
• Terminal block x4 (left footwell)
• Turn
• Turn signal lamp
• W/ turn signal lights in exterior mirrors
• W1 (left of steering column)
• W16/3 (on left front inner fender)
• W16/4 (on right front frame rail)
• W18 (under driver's seat, on crossmember)
• W19 (sedan, limousine) (under front passenger seat)
• W19 (under front passenger seat)
• W6/1 (left rear of trunk)
• W7/1 (wagon) (right rear of trunk)

Front Exterior Lamps Wiring Diagram (1 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Front Exterior Lamps Wiring Diagram (1 of 2) for Mercedes-Benz E320 4Matic 2003:

• 15g
• 30z
• 49a
• 56b
• 58d
• Bus lwr
• Can h
• Can l
• Can-b h
• Can-b l
• Computer data lines system
• Di control module
• Driver side sam control module with fuse/relay module (left rear of engine compartment)
• Esp, sps & bas control module (left rear of engine compartment)
• Exterior lamp switch
• Front prefuse box (right front footwell)
• Fuse 200a
• Fuse 40a
• Hot at all times
• Hot at all times fuse 64 7.5a
• Hot at all times fuse 65 20a
• Hot at all times fuse 67 10a
• Hot in run and start fuse 52 7.5a
• I12
• Instrument cluster
• Interior lights system
• Led nsl
• Led nsw
• Left & right turn signal ind lamps, audible turn signal indicator
• Left front headlamp unit
• Left front side marker lamp
• Left standing and parking lamp
• Left turn signal lamp
• Passenger side sam control module (right kick panel)
• Rear prefuse box (lower right of front trunk)
• Red
• Right front headlamp unit
• Right front side marker lamp
• Right standing and parking lamp
• Right turn signal lamp
• Sbc hydraulic unit (right front of engine compartment)
• Sra
• Stop lamp switch (left front footwell)
• W15/1 (right front footwell)
• W15/3 (left front footwell)
• W2 (right headlamp unit)
• W9 (left headlamp unit)

Front Exterior Lamps Wiring Diagram (2 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Front Exterior Lamps Wiring Diagram (2 of 2) for Mercedes-Benz E320 4Matic 2003:

• 2003-04
• 2005-06
• Can-b h
• Can-b l
• Can-c h
• Can-c l
• Combination switch
• Computer data lines system
• Fuse 25a
• Fuse 5a
• Fuse 7.5a
• Hazard warning system switch
• Headlamp flasher/ high beam switch
• Hot at all times
• Interior fuse box (left end of dash)
• Left exterior mirror
• Left exterior mirror ambient lamp
• Left exterior mirror turn signal lamp
• Left front door control module (in left front door)
• Red
• Right exterior mirror
• Right front door control module (in right front door)
• Steering column module (in steering wheel)
• Turn signal switch
• Upc carrier limit switch
• Upc carrier open & close motor
• Upper control panel control module
• W15/1 (right front footwell)
• W15/2 (left front footwell)

Rear Exterior Lamps Wiring Diagram, Sedan for Mercedes-Benz E320 4Matic 2003

List of elements for Rear Exterior Lamps Wiring Diagram, Sedan for Mercedes-Benz E320 4Matic 2003:

• Can-b h
• Can-b l
• Can-c h
• Can-c l
• Center high mounted stop lamp
• Central gateway control module (left front footwell)
• Computer data lines system
• Data
• Electronic control unit (vgs) (e500) (part of transmission)
• Electronic selector lever module control module (e320) (center console)
• Fra
• Fuse 200a
• Hot at all times
• Inner left taillamp, rear fog lamp
• Inner left turn signal lamp
• Inner right taillamp, rear fog lamp
• Inner right turn signal lamp
• Left backup lamp
• Left license plate lamp
• Left stop lamp
• Left taillamp
• Nca
• Nsl
• Outer left taillamp, parking lamp, rear fog lamp
• Outer left turn signal lamp
• Outer right taillamp, parking lamp, rear fog lamp
• Outer right turn signal lamp
• Overhead control panel control module
• Rain/light sensor (behind top center of windshield)
• Rear prefuse box (lower right of front trunk)
• Rear sam control module with fuse/relay module (left side of trunk)
• Red
• Rfl
• Right backup lamp
• Right license plate lamp
• Right stop lamp
• Right taillamp
• W6 (left rear wheelhousing)

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Ground Distribution Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• C-aac sun sensors (4), right front brake pad contact sensor, fanfare horns, rear sam control module with fuse/relay module, washer nozzle heaters (2), windshield washer fluid pump, washer nozzle hose heater, alarm signal horn, ata hood switch, ata inclination sensor, right front headlamp unit, right fog lamp, coolant circulation pump
• Driver side sam control module with fuse/relay module, dtr control unit, right fanfare horn, left front brake pad sensor ('06), c-aac multi-function sensor, esp, sps & bas control module, brake fluid indicator switch, left front headlamp unit, left fog lamp
• Driver-side side airbag and window airbag sensor, passenger-side side airbag and window airbag sensor, restraint systems control module, driver-side seat belt buckle restraint systems switch, passenger-side seat belt buckle restraint systems switch, driver-side frontal acceleration sensor, passenger-side frontal acceleration sensor, passenger seat occupied & child seat recognition sensor
• Left taillamp, right taillamp, right luggage compartment lamp, rear door control module, tailgate wiper motor, center high mounted stop lamp, left luggage compartment lamp, load compartment limit switch, right rear backrest angle switch, right rear seat release mechanism switch, left rhr release valve, right rhr release valve, multi-contour seat pneumatic pump or dynamic seat control pneumatic pump, left rear seat release mechanism switch, left rear backrest angle switch, rear end door spotlight, left license plate lamp, right license plate lamp, tailgate washer nozzle heater, left rear door taillamp, right rear door taillamp
• Me-sfi control module, data link connector
• Trunk lid ambient light, left license plate lamp (wagon), right license plate lamp (wagon), center high mounted stop lamp (wagon), right trunk lamp (wagon), left trunk lamp (wagon), left taillamp (wagon), right taillamp (wagon), trunk lid lock switch (wagon), trunk lid external operation switch (wagon), left rear seat release mechanism switch (wagon), right rear seat release mechanism switch (wagon), center rear head restraint motor (wagon), trunk lid contact switch ('05-'06) (wagon) pawl rotary tumbler switch (wagon), left rear backrest angle switch (wagon), right rear backrest angle switch (wagon), left rear head restraint motor (wagon), right rear head restraint motor (wagon), overhead control panel control module
• Upper control panel control module, right front door control module, di control module, instrument cluster, right air outlet illumination, left air outlet illumination, driver-side airbag squib, right rear footwell lamp, passenger-side sam control module, dtr control module, gear display sensor, electronic selector lever module control module, steering column module, exterior lamp switch, glove compartment illumination switch, in-car temperature sensor, right front footwell lamp, comfort aac pushbutton control module, right front door contact switch, right rear door contact switch, right rear brake pad contact sensor, etc control module, front passenger front seat adjustment control module with memory, heater booster, dc/dc converter control module
• W15/1 (right front footwell)
• W15/2 (left front footwell)
• W15/3 (left rear of engine compartment)
• W17/1 (left end of rear seat back)
• W2 (at right headlamp unit)
• W26 (under center console)
• W6 (left rear wheelhousing)
• W8/3 (wagon) (lower right side of liftgate)
• W9 (at left headlamp unit)

Ground Distribution Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Ground Distribution Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• Battery
• Diagnostic module (obd ii) generic scan tool connector, right side marker lamp, right turn signal/side marker lamp, polarity protection relay, fanfare horns, alarm siren, engine hood switch,
• Electric air pump, ignition coils
• Emergency call system service & breakdown service pushbutton group (sedan/limo), trunk release switch, tv tuner, voice activation control module (sedan/limo), d2b interface handy, left taillamp unit, right taillamp unit, trunk lid lock switch, license lamps (wagon), trunk release switch, trunk lid lock switch, trunk lamp switch, tailgate window wiper motor relay module,
• Engine control module (me-sfi), data link connector, diagnostic module (obd ii) generic scan tool connector, emissions sensor,
• Fuel pump, kickdown switch, cockpit switch,
• Headlamp cleaning system pump relay,
• Instrument cluster, center air outlet illumination, right air outlet illumination, illumination control module, electronic ignition-starter switch control module, aac pushbutton control module, switchover valve block, in-car temperature sensor, heater system air circulation unit, steering angle sensor, electronic steering column control module, left front signal pick-up & activation (sam) module, windshield washer relay,
• Left front door switch, frequency change-over control module, ctel interface (wagon) auxiliary battery (wagon) tele aid pushbutton (wagon) emergency call system service & breakdown service pushbutton group (wagon), left front seat cushion heater element, left front backrest heater element, right front seat cushion heater element, right front backrest heater element, headlight range adjustment control module, transmission control module, electronic selector lever module control module, esp off switch, parking brake switch, combination switch,
• Left front seat ventilation blower regulator, right front seat ventilation blower regulator, left front door control module, left rear driver side door control module, rear window sunshade switch, pts on/off switch, left front interior door handle illumination,
• Left headlamp unit, left fog lamp left side marker lamp, left turn signal/side marker lamp, brake fluid level switch, hydraulic fluid level switch, auxiliary/electrical cooling fan control module (e320), air control module (e430), esp/sps/bas control module, asr/ets/esp hydraulic unit, heated washer switch, headlamp washer pump,
• Pneumatic system equipment control module, roof control unit control module, right front passenger side door control module, right rear passenger side door control module, lower control field control module, esp off switch/asr off switch, navigation unit & radio, right front interior door handle illumination, right rear door switch, right front door switch, command actuation display & control unit, center high mounted stop lamp (sedan/limo), left front seat belt/comfort switch, tire pressure monitoring control module, right front electronic seat adjustment control module, right front door control module, left front electronic seat adjustment control module, outside rearview folding mirror switch, left front seat belt/comfort switch, right front seat belt/comfort switch
• Restraint system control module, left door air bag & curtain (window) air bag sensor, right door air bag & curtain (window) air bag sensor, passenger seat occupied recognition w/ automatic child seat recognition, right front seat belt buckle switch, left front seat belt buckle switch,
• Sound system amplifier (sedan/limo) trunk lamp switch, left rear door switch, ctel interface (sedan/limo) auxiliary battery (sedan/limo) tele aid pushbutton (sedan/limo)
• Sound system amplifier (wagon) voice activation control module (wagon), license lamps (sedan/limo), center high mounted stop lamp (wagon) right taillamp unit (wagon)
• Starter relay, alarm horn, right headlamp unit, right fog lamp,
• Tailgate closing assist, rear window defroster element (wagon)
• W1 (left of steering column)
• W10 (right rear floor)
• W11/3 (top of left cyl head, between cyl 6 & 7)
• W16/3 (left front inner fender)
• W16/4 (on right front frame rail)
• W16/6 (forward of control module box)
• W18 (under driver's seat)
• W19 (under front passenger seat)
• W26 (near base of shifter)
• W29/8 (left rear of cargo area)
• W6/1 (left rear of trunk)
• W7/1 (right rear of trunk)

HEADLIGHTS

Headlights Wiring Diagram (1 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Headlights Wiring Diagram (1 of 2) for Mercedes-Benz E320 4Matic 2003:

• (right front footwell)
• 15g
• 30z
• 56a
• 56b
• 58d
• Bus lwr
• Can-b h
• Can-b l
• Computer data lines system
• Di control module
• Driver side sam control module with fuse/relay module (left rear of engine compartment)
• Exterior lamp switch
• Front prefuse box (right front footwell)
• Fuse 200a
• Fuse 40a
• Fuse 52 7.5a
• Fuse 66 7.5a
• High beam indic lamp
• Hot at all times
• Hot at all times fuse 64 7.5a
• Hot at all times fuse 65 20a
• Hot in run and start
• Hra power module
• I10
• Instrument cluster
• Interior lights system
• Led nsl
• Led nsw
• Left front headlamp unit
• Left headlamp range adjustment motor
• Left high beam
• Left high beam solenoid
• Left low beam
• Passenger side sam control module (right kick panel)
• Rear prefuse box (lower right of front trunk)
• Red
• Right front headlamp unit
• Right headlamp range adjustment motor
• Right high beam
• Right high beam solenoid
• Right low beam
• Sra
• W15/1
• W15/1 (right front footwell)
• W15/3 (left front footwell)
• W2 (right headlamp unit)
• W9 (left headlamp unit)
• With xenon headlamps
• Xenon
• Xenon headlamp ignition module

Headlights Wiring Diagram (2 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Headlights Wiring Diagram (2 of 2) for Mercedes-Benz E320 4Matic 2003:

• (left rear wheelhousing)
• Alwr
• Can-b h
• Can-b l
• Can-c h
• Can-c l
• Central gateway control module (left front footwell)
• Computer data lines system
• Data
• Front axle level sensor (left side of front axle)
• Hcs pump (right front wheelhousing)
• Headlamp range adjustment control module (with xenon headlights) (under right front seat)
• Left fog lamp
• Nca
• Overhead control panel control module
• Rain/light sensor (behind top center of windshield)
• Rear axle level sensor (right side of rear axle)
• Rear sam control module with fuse/relay module (left side of trunk)
• Red
• Right fog lamp
• W15/1 (right front footwell)
• W2 (right headlamp unit)
• W6 (left rear wheelhousing)
• W9 (left headlamp unit)

Headlights Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Headlights Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• (left of steering column)
• (on left front inner fender)
• (on right front frame rail)
• (sedan, limousine) (wagon)
• 15a
• 15r nca
• 56a nca
• Asr/sps control module,
• Combination switch
• Data link connector (dlc) (in fuse & relay box)
• Electronic ignition- starter switch control module (right side of steering column)
• Esp/sps/bas control module (in control module box)
• Ets/sps control module,
• Front axle level sensor (under right front of vehicle)
• Fuse & relay box (left rear of engine compt)
• Fuse 15a
• Headlamp flasher/ high beam switch
• Headlight range adjustment control module (under left rear seat)
• High beam indicator
• High beam lamp
• Hot in accy, run and start
• Hot in run and start
• Illumination control module (behind left side of dash, part of headlight switch)
• Instrument cluster
• Instrument cluster system
• Left fog lamp
• Left headlamp unit
• Left taillamp unit
• Low beam xenon lamp
• Nca
• Pnk/red
• Rear axle level sensor (underside of vehicle, on rear suspension)
• Rear fog lamp
• Right fog lamp
• Right headlamp unit
• Standing/ parking lamp
• Vss
• W16/3
• W16/3 (on left front inner fender)
• W16/4
• W16/4 (on right front frame rail)
• W18 (under driver's seat, on crossmember)
• W6/1 (left rear of trunk)

HORN

Horn Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Horn Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• Can-b h
• Can-b l
• Computer data lines system
• Driver side sam control module with fuse & relay module (left rear of eng compt)
• Fan relay module
• Fanfare horn switch
• Fuse 53a 15a
• Fuse 53b 15a
• Horn/ airbag clock spring contact
• Hot at all times
• Hot w/ circuit 15r relay energized
• I13
• Left fanfare horn (left front wheelhouse)
• Left multi- function steering wheel pushbutton group
• Nca
• Red
• Right fanfare horn (right front of engine compt)
• Right multi- function steering wheel pushbutton group
• Steering column module (on steering column)
• W2 (at right headlamp unit)
• W9 (at left headlamp unit)

Horn Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Horn Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• 15r
• 2.1
• Can h
• Can l
• Computer data lines system
• Driver's side fuse & relay module box
• Electronic ignition- starter switch control module
• Fanfare horn switch
• Fanfare horns
• Fuse 10a
• Fuse 15a
• Horn relay
• Horn sw
• Horn/ airbag clock spring contact
• Hot at all times
• Instrument cluster
• Instrument cluster)
• Left multi- function steering wheel pushbutton group
• Power distribution system
• Red
• Right multi- function steering wheel pushbutton group
• Signal pick-up & activation module (sam) (left rear of engine compt)
• Terminal block x4 (left footwell)
• W1 (behind
• W1 (behind instrument cluster)
• W16/4 (right front frame rail)

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Instrument Cluster Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• & search illumination pushbutton (bright)
• & search illumination pushbutton (dark)
• (left of steering column)
• (not used)
• (on left front inner fender) w16/3
• (right side of steering column) electronic ignition- starter switch control module
• (under driver's seat, on crossmember) w18
• (under front passenger seat) w19
• 10d
• 1a1
• 1a10
• 1a11
• 1a12
• 1a13
• 1a14
• 1a15
• 1a17
• 1a18
• 1a2
• 1a3
• 1a4
• 1a5
• 1a6
• 1a7
• 1a8
• 1a9
• 1b1
• 1b11
• 1b12
• 1b4
• 1b7
• 2a1
• 2a2
• 2b1
• 2b2
• 2c1
• 2c2
• 2l1
• 2l2
• 2l4
• 2l5
• 2l6
• 2m1
• 2m2
• 2n1
• A45x2
• Abs mil ind
• Air conditioning system
• Bas/asr ind
• Brake fluid level switch (left rear of engine compt)
• Check engine mil
• Computer data lines system
• Data link connector (dlc) (dtc readout) (partial) (in fuse & relay box)
• Ecl switch
• Ect gauge
• Electronic speedo- meter
• Esp warning ind
• Exterior lights system
• Fuel level gauge
• Fuel level sensor (in fuel tank, at front bulkhead in trunk)
• Fuel reserve ind
• Fuse & relay box (left rear of engine compartment)
• Fuse 10 7.5a
• Fuse 4 10a
• Fuse 7 15a
• Headlights system
• High beam ind
• Horn
• Horn/ airbag clock spring contact
• Hot at all times
• Hot in off, acc or run
• Hot in run or start
• Hydraulic fluid level switch
• Illumination control module (canada)
• Instrument
• Instrument cluster
• Instrument illumination (4 bulbs)
• Interior lights system
• Left front door switch
• Left front seat belt/ comfort switch (in driver's seat belt buckle)
• Left multifunction steering wheel pushbutton group
• Left turn signal indicator
• Low brake fluid level/ parking brake indicator lamp
• Meter reset pushbutton
• Multi-function display illum (red)
• Multi-function display illum (white)
• Nca
• Outside temperature indicator sensor (on left front of vehicle, below front bumper)
• Pnk
• Pse control module (left rear of trunk)
• Right multifunction steering wheel pushbutton group
• Right turn signal indicator
• Scroll fwd/ back button, system selection button
• Seat belt reminder ind
• Solid state
• Sound system/ navigation system
• Special functions & volume, accept/ terminate phone call button
• Srs ind
• Starting/charging system
• Tacho- meter
• Trip odo-
• Vas switch
• W16/3 (on left front inner fender)
• Warning buzzer
• Windshield washer fluid level switch (on top of washer fluid reservoir)

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram (1 of 3) for Mercedes-Benz E320 4Matic 2003

List of elements for Courtesy Lamps Wiring Diagram (1 of 3) for Mercedes-Benz E320 4Matic 2003:

• 15r
• 58d
• Ambient lamp
• Can-b h
• Can-b l
• Computer data lines system
• Data
• Dome lamp on/off switch
• Door contact on/off switch
• Front dome lamp
• Fuse 200a
• Hot at all times
• Interior rear view mirror unit
• Left front door contact switch
• Left front vanity mirror illum
• Left front vanity mirror illum switch
• Left reading lamp
• Left reading lamp switch
• Left rear door contact switch
• Light ring
• Nca
• Overhead control panel control module
• Rain/light sensor (behind top center of windshield)
• Rear dome lamp switch
• Rear prefuse box (lower right of front trunk)
• Rear sam control module with fuse/relay module (left side of trunk)
• Red
• Right front door contact switch
• Right front vanity mirror illum
• Right front vanity mirror illum switch
• Right reading lamp
• Right reading lamp switch
• Right rear door contact switch
• Trunk lid contact switch
• W15/1 (right front footwell)
• W15/2 (left front footwell)
• W6 (left rear wheelhousing)
• With interior motion sensor and with panoramic sliding roof
• With standard rear lamp

Courtesy Lamps Wiring Diagram (2 of 3) for Mercedes-Benz E320 4Matic 2003

List of elements for Courtesy Lamps Wiring Diagram (2 of 3) for Mercedes-Benz E320 4Matic 2003:

• + dome lamp dimmer button
• + dome lamp dimmer switch
• - dome lamp dimmer button
• - dome lamp dimmer switch
• Center overhead control panel control module
• Interior lamp
• Left foil lamp
• Left reading lamp
• Left reading lamp switch
• Left rear dome lamp
• Left window break sensor connector (wagon)
• Light ring
• Nca
• Rear
• Rear dome lamp
• Rear interior lamp
• Right foil lamp
• Right reading lamp
• Right reading lamp switch
• Right rear dome lamp
• Sliding sunroof lining switch
• With interior motion sensor
• With interior motion sensor and with panoramic sliding roof

Courtesy Lamps Wiring Diagram (3 of 3) for Mercedes-Benz E320 4Matic 2003

List of elements for Courtesy Lamps Wiring Diagram (3 of 3) for Mercedes-Benz E320 4Matic 2003:

• (+)
• (-)
• 58d
• Can-b h
• Can-b l
• Computer data lines system
• Fuse 25a
• Hot at all times
• Illumination
• Interior fuse box (left end of dash)
• Left front door control module (in left front door)
• Left front door entrance/exit lamp
• Left front door inside handle illum
• Left front door warning lamp
• Left rear door control module (in left rear door)
• Left rear door entrance/ exit lamp
• Left rear door inside handle illum
• Left rear door warning lamp
• Left rear power window switch
• Nca
• Red
• Right front door control module (in right front door)
• Right front door entrance/exit lamp
• Right front door inside handle illum
• Right front door warning lamp
• Right front power window switch
• Right rear door control module (in right rear door)
• Right rear door entrance/ exit lamp
• Right rear door inside handle illum
• Right rear door warning lamp
• Right rear power window switch
• Trunk lid open/ close switch (sedan) remote rear end opening switch (wagon)
• W15/1 (right front footwell)
• W15/2 (left front footwell)

Courtesy Lamps Wiring Diagram, Wagon (1 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Courtesy Lamps Wiring Diagram, Wagon (1 of 2) for Mercedes-Benz E320 4Matic 2003:

• (center of right rear door)
• (left of steering column) w1
• (under front passenger seat)
• 16d
• 18d
• Can h
• Can l
• Computer data lines system
• Dome lamp with delay/ front reading lamp, rear dome lamp switch, door switch on/off
• Front driver-side door control module (in left front door, behind switch unit)
• Front passenger-side door control module (in right front door, behind switch unit)
• Fuse & relay box (on left rear of engine compt)
• Fuse 15a
• Fuse 20a
• Fuse 25a
• Glove compartment lamp
• Hot at all times
• Hot in acc, run or start
• Left front entrance/ exit lamp
• Left rear door entrance/ exit lamp
• Left sun visor (w/illuminated vanity mirror)
• Power windows system
• Rear driver-side door control module (center of left rear door)
• Rear fuse box (under right rear seat)
• Rear passenger-side door control module
• Right front entrance/ exit lamp
• Right rear door entrance/ exit lamp
• Right sun visor (w/illuminated vanity mirror)
• Roof control unit control module
• W18 (under driver's seat)
• W19
• W19 (under front passenger seat)

Courtesy Lamps Wiring Diagram, Wagon (2 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Courtesy Lamps Wiring Diagram, Wagon (2 of 2) for Mercedes-Benz E320 4Matic 2003:

• (under driver's seat) w18
• 19a
• Can h
• Can l
• Computer data lines system
• Fuse 10a
• Fuse 25a
• Fuse 40a
• Hot at all times
• Instrument cluster
• Left "d" pillar interior lamp (wagon)
• Left front door switch
• Left front interior door handle illumination
• Left rear door switch
• Left rear interior door handle illumination
• Pse control module (below right rear seat)
• Rear decklid area lamp
• Rear dome lamp
• Rear fuse box (under right rear seat)
• Right "d" pillar interior lamp (wagon)
• Right front door switch
• Right front interior door handle illumination
• Right rear door switch
• Right rear interior door handle illumination
• Sedan & limousine
• Solid state
• Tailgate area lamp (wagon)
• Trunk lamp (sedan & limousine)
• Trunk lamp switch (sedan & limousine)
• Trunk/tailgate & fuel doors system
• W/ interior lights package
• W/o interior lights package
• W18 (under driver's seat)
• W19 (under front passenger seat)
• W6/1 (left rear of trunk)
• Wagon

Instrument Illumination Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Instrument Illumination Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• (left rear wheelhousing) w6
• 15g
• 31e
• 58d
• Bus lwr
• Can-b h
• Can-b l
• Can-c h
• Can-c l
• Cigar lighter
• Circuit 58d potential splitter (left front door sill)
• Computer data lines system
• Control panel rear switch group
• Driver side sam control module with fuse/relay module (left rear of engine compartment)
• Exterior lamp
• Fuse 200a
• Hot at all times
• Hot at all times fuse 64 7.5a
• Hot in run and start fuse 52 7.5a
• I13
• Instrument cluster
• Instrument lighting rheostat & reset button
• Interior socket
• Led nsl
• Led nsw
• Left air outlet illumination
• Left front footwell lamp
• Left rear footwell lamp
• Left trunk lamp (sedan) left luggage compt lamp (wagon)
• Mb-info and telediagnosis button group
• Nca
• Rear air outlet illumination
• Rear prefuse box (lower right of front trunk)
• Rear sam control module with fuse/relay module (left side of trunk)
• Red
• Right air outlet illumination
• Right front footwell lamp
• Right front stowage compartment illumination
• Right luggage compt lamp
• Right rear footwell lamp
• Right trunk lamp
• Sedan
• Sos/ata switch group
• Sra
• W15/1 (right front footwell)
• W15/1 (right right footwell)
• W15/2 (left front footwell)
• W15/3 (left front footwell)
• W17/1 (left end of rear seat back)
• W6 (left rear wheelhousing)
• Wagon

Instrument Illumination Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Instrument Illumination Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• (center of right rear door)
• (front front footwell) (w/ asr) w15/1
• (in right front door, behind switch unit)
• (w/ esp) w19 (under front passenger seat)
• 11d
• 16d
• 18d
• 58k
• 58d
• Box
• Can h
• Can l
• Cargo area connector
• Center air outlet illumination
• Cockpit switch group
• Computer data lines system
• Ctel transmitter/ receiver
• Electronic selector lever module control module
• Emergency call system service & breakdown service pushbutton group
• Esp off switch/ asr off switch
• Front cigar lighter
• Front driver side- door control module (in left front door, behind switch unit)
• Front fuse/ relay box (on left rear of engine compt)
• Front heated seat control module
• Front passenger side- door control module
• Fuse 10a
• Fuse 15a
• Fuse 20a
• Hazard flasher switch
• Hot at all times
• Hot in acc, run or start
• Illumination control module (behind left side of dash, part of headlight switch)
• Instrument cluster
• Left front door esa switch group (with memory)
• Left front footwell lamp
• Left front heated seat switch
• Left rear footwell lamp
• Left rear power window switch
• Lower control field control module
• Nca
• Outside rearview mirror switch (with fold-in/ out feature)
• Pts control module
• Pts on/off switch
• Rear driver-side door control module (center of left rear door)
• Rear fuse box (under right rear seat)
• Rear passenger-side door control module
• Rear window sunshade switch
• Right air outlet illumination
• Right front door esa switch group (with memory)
• Right front footwell lamp
• Right front heated seat switch
• Right rear footwell lamp
• Right rear power window switch
• Solid state
• Station wagon
• Tele aid pushbutton
• Tire pressure control activation switch
• W1 (left of steering column)
• W18 (under driver's seat, on cross- member)
• W18 (under driver's seat, on crossmember)
• W19 (under front passenger seat)
• W6/1 (left rear of trunk)

MEMORY SYSTEMS

Driver"s Memory Seat Wiring Diagram, Early Production for Mercedes-Benz E320 4Matic 2003

List of elements for Driver"s Memory Seat Wiring Diagram, Early Production for Mercedes-Benz E320 4Matic 2003:

• - lumbar support adjustment switch
• - pulse switch
• - seat cushion fore switch
• - side bolsters adjustment switch
• -backrest switch
• -front raise/ lower switch
• -head restraint raise/lower switch
• -rear raise switch
• -seat fore/ aft switch
• 15r
• Backrest adjustment motor (fore/aft)
• Can-b h
• Can-b l
• Computer data lines system
• Driver front seat adjustment control module (below left front seat)
• Dynamic
• Dynamic switch
• Front seat adjustment motor (fore)
• Front seat adjustment motor (raise/lower)
• Fuse 25a
• Fuse 30a
• Head restraint adjustment motor (raise/lower)
• Hh (+)
• Hh (-)
• Hot at all times
• Hot with circuit 15r relay 2 energized
• Hv (+)
• Hv (-)
• Interior fuse box (left end of dash)
• Left front door control module (left front door)
• Left front dynamic seat control module (left front seat)
• Left front dynamic switch
• Left front seat adjust motor group
• Left front seat adjustment switch group
• Lk (+)
• Lk (-)
• Lv (+)
• Lv (-)
• Memory location 1, 2, 3 switch
• Memory store button switch
• Mhv (+)
• Mhv (-)
• Mlk (+)
• Mlk (-)
• Mlv (+)
• Mlv (-)
• Power steering column circuit
• Rear sam control module with fuse & relay module (left side of trunk)
• Rear seat adjustment motor (raise/lower)
• Red
• W15/2 (left front footwell)
• W15/2 left front footwell)

Memory Driver"s Seat & Power Steering Column Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Memory Driver"s Seat & Power Steering Column Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• 13d
• 16d
• Backrest fore/aft
• Can connector
• Can h
• Can l
• Column in/out
• Column up/down
• Computer data lines
• Electric steering column motor
• Fore/aft
• Front raise/lower
• Fuse & relay box (left rear of engine compt)
• Fuse 20a
• Fuse 25a
• Ground
• Head restraint
• Hot at all times
• Left front backrest fore/aft motor
• Left front door control module
• Left front electronic seat adjustment control module
• Left front electronic seat adjustment switch
• Left front seat fore/ aft motor
• Left front seat front raise/lower motor
• Left front seat rear raise/lower motor
• Left head restraint raise/lower motor
• Memory 1
• Memory 2
• Memory 3
• Memory store
• Rear fuse box (under right rear seat)
• Rear raise/lower
• Red
• Telescopic adjustment motor
• Tilt adjustment motor
• W18 (under driver's seat on cross member)
• W19 (under front passenger seat)

Memory Mirrors Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Memory Mirrors Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• Automatic dimming mirror
• Can-b h
• Can-b l
• Computer data lines system
• Defogger system
• Fold in/ fold out switch
• Fuse 25a
• Hot at all times
• In/out
• Interior fuse box (left end of dash)
• Interior lights system
• Left front door control module (left front door)
• Left outside mirror ambient lamp
• Left outside rearview mirror
• Left turn signal
• Left/right switch
• Mirror heater
• Mirrors system
• Outside mirror switch
• Red
• Right front door control module (right front door)
• Right outside mirror ambient lamp
• Right outside rearview mirror
• Right turn signal
• Up/down
• Up/down, in/out switch
• W15/1 (right front footwell)
• W15/2 (left front footwell)

Memory Mirrors Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Memory Mirrors Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• 14b
• 16d
• Can connector
• Can h
• Can l
• Computer data lines
• Fuse & relay box (left rear of engine compt)
• Fuse 15a
• Fuse 20a
• Fuse 7.5a
• Ground
• Hot at all times
• Hot in run
• Illumination
• Interior lights
• Interior lights system
• Left front door control module
• Left front electronic seat adjustment switch
• Left outside rearview mirror
• Lower control field control module
• Memory 1
• Memory 2
• Memory 3
• Memory store
• Mirrors system
• Outside rearview folding mirror switch
• Pnk/red
• Power mirror switch control
• Rear fuse box (under right rear seat)
• Red
• Reverse signal
• Right front door control module
• Right outside rearview mirror
• Valve block relay module
• W18 (under driver's seat, on crossmember)
• W19 (under front passenger seat)

Passenger"s Memory Seat Wiring Diagram, Early Production for Mercedes-Benz E320 4Matic 2003

List of elements for Passenger"s Memory Seat Wiring Diagram, Early Production for Mercedes-Benz E320 4Matic 2003:

• - lumbar support adjustment switch
• - pulse switch
• - seat cushion fore switch
• - side bolsters adjustment switch
• -backrest switch
• -front raise/ lower switch
• -head restraint raise/lower switch
• -rear raise switch
• -seat fore/ aft switch
• 15r
• Backrest adjustment motor (fore/aft)
• Can-b h
• Can-b l
• Computer data lines system
• Dynamic
• Dynamic switch
• Front seat adjustment motor (fore)
• Front seat adjustment motor (raise/lower)
• Fuse 25a
• Fuse 30a
• Head restraint adjustment motor (raise/lower)
• Hh (+)
• Hh (-)
• Hot at all times
• Hot with circuit 15r relay 2 energized
• Hv (+)
• Hv (-)
• Interior fuse box (left end of dash)
• Lk (+)
• Lk (-)
• Lv (+)
• Lv (-)
• Memory location 1, 2, 3 switch
• Memory store button switch
• Mhv (+)
• Mhv (-)
• Mlk (+)
• Mlk (-)
• Mlv (+)
• Mlv (-)
• Passenger front seat adjustment control module (below right front seat)
• Rear sam control module with fuse & relay module (left side of trunk)
• Rear seat adjustment motor (raise/lower)
• Red
• Right front door control module (right front door)
• Right front dynamic seat control module (right front seat)
• Right front dynamic switch
• Right front seat adjust motor group
• Right front seat adjustment switch group
• W15/1 (right front footwell)
• W15/1 right front footwell)

Passenger"s Memory Seat Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Passenger"s Memory Seat Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• (under front passenger seat) w19
• 14d
• Backrest fore/aft
• Can connector
• Can h
• Can l
• Computer data lines
• Fore/aft
• Front raise/lower
• Fuse 20a
• Fuse 25a
• Ground
• Head restraint
• Hot at all times
• Illumination
• Memory 1
• Memory 2
• Memory 3
• Memory store
• Rear fuse box (under right rear seat)
• Rear raise/lower
• Red
• Right front backrest fore/aft motor
• Right front door control module
• Right front electronic seat adjustment control module
• Right front electronic seat adjustment switch
• Right front seat fore/ aft motor
• Right front seat front raise/lower motor
• Right front seat rear raise/lower motor
• Right head restraint raise/lower motor
• W19 (under front passenger seat)

Steering Column Memory Wiring Diagram, Early Production for Mercedes-Benz E320 4Matic 2003

List of elements for Steering Column Memory Wiring Diagram, Early Production for Mercedes-Benz E320 4Matic 2003:

• (in steering
• 15r
• Can-b h
• Can-b l
• Can-c h
• Can-c l
• Column module
• Computer
• Computer data lines system
• Data lines
• Driver front seat adjustment control module (below left front seat)
• Driver side sam control module with fuse & relay module (left rear of eng compt)
• Electronic steering column (esc) adjustment motor group
• Fuse 30a
• Height adjustment up/down motor
• Hot at all times
• Hot with circuit 15r relay 2 energized
• Interior fuse box (left end of dash)
• Longitudinal adjustment forward/ backward motor
• Raise/lower, forward/backward switch
• Rear sam control module with fuse & relay module (left side of trunk)
• Steering
• Steering column adjustment switch or steering column/ steering wheel heater switch
• System
• W15/1 (right front footwell)
• W15/2 (left front footwell)
• Wheel)

NAVIGATION

Navigation Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Navigation Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• (if equipped)
• (pin 6-12 not used)
• 2003 & 2004 early prod
• 2004 late prod & 2005
• Audio gateway control module (left side of trunk)
• Bass module loud speaker
• Can- b h
• Can- b l
• Can-b h
• Can-b l
• Can-c h
• Can-c l
• Cd changer
• Computer data lines system
• Di control module (right side of steering column)
• Emergency call system control unit (center of trunk)
• Fuse 20a
• Gps
• Gps ant
• Gps antenna
• Gps antenna splitter
• Hot at all times
• Left front door contact switch
• Most
• Most in
• Most out
• Most wake-up
• Navigation processor (cns) (left side of trunk)
• Nca
• Out
• Pnk
• Radio or radio control panel and navigation unit or comand operating, display and control module (front center console)
• Rear sam control module with fuse & relay module (left side of trunk)
• Sdar control unit (right rear of trunk)
• Shield
• Solid state
• Telecom- munications control module (front of trunk)
• Universal portable ctel interface (upci [uhi]) control module (if equipped) (rear center of vehicle)
• Voice activation control module (front of trunk)
• W/ vcs or upci
• W/o vcs or upci
• W15/2 (left front footwell)
• W6 (left rear wheelhousing)
• Wake-up
• Wake-up signal connector (left front footwell)

Parktronic Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Parktronic Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• (+) sh
• (+) sv
• (-) sh
• (-) sv
• Can-b h
• Can-b l
• Computer data lines system
• Front bumper pts sensor unit
• Fuse 20a
• Hot w/ circuit 15r relay 2 energized
• Left center sensor
• Left inner sensor
• Left outer sensor
• Lower control field control module (under center console)
• Parktronic system (pts) control module (left rear of trunk)
• Pnk
• Pts on/off switch
• Pts warning indicator (center of dash)
• Pts warning indicator (center rear of roof)
• Rear bumper pts sensor unit
• Rear sam control module with fuse & relay module (left side of trunk)
• Right center sensor
• Right inner sensor
• Right outer sensor
• S1 v
• S10 h
• S2 v
• S3 v
• S4 v
• S5 v
• S6 v
• S7 h
• S8 h
• S9 h
• W h (+)
• W h (-)
• W h (data)
• W v (+)
• W v (-)
• W v (data)
• W6 (left rear wheelhousing)

Parktronic Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Parktronic Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• 10r
• 15b
• 58l
• Abs system
• Asr/sps control module or ets/sps control module or esp/sps/bas control module (in control module box)
• Data link connector (in fuse & relay box)
• Diag
• Exterior lights system
• F data
• Front bumper pts sensor assembly
• Fuse & relay box (left rear of engine compt)
• Fuse 15a
• Hot in run or start
• Ind
• Interior lights system
• Left center sensor
• Left inner sensor
• Left outer sensor
• Nca
• On/off
• Parktronic system (pts) control module
• Pts on/off switch
• Pts warning indicator (center instrument panel air outlet)
• Pts warning indicator (rear dome light)
• R data
• Rear bumper pts sensor assembly
• Reverse
• Right center sensor
• Right inner sensor
• Right outer sensor
• Transmission system
• Vss rf
• Vss- rf
• W18 (under driver's seat, on cross- member)

Tele Aid Wiring Diagram, Wagon (1 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Tele Aid Wiring Diagram, Wagon (1 of 2) for Mercedes-Benz E320 4Matic 2003:

• (in fuse & relay box) data link connector
• (sedan/limo)
• (wagon)
• (wagon) w18 (under driver's seat)
• 15b
• Alarm horn
• Antenna splitter
• Auto pilot/ command actuation system
• Auxiliary battery
• Comand actuation display & control unit (w/ comand actuation) system)
• Computer data lines system
• Ctel antenna
• D2b
• D2b data bus circuit
• Electronic selector lever module control module
• Emergency call system service & breakdown service pushbutton group
• Fuse 15 7.5a
• Gps antenna
• Hot at all times
• Interior lights system
• Left front hfs speaker
• Navigation unit & radio (w/ auto pilot system)
• Nca
• Pneumatic system equipment (pse) control module (left rear of trunk)
• Rear fuse box (under right rear seat)
• Red
• Red/pnk
• Rev out
• Right front hfs speaker
• S a1
• Sedan/ limo
• Standard equipment
• Tailgate closing assist circuit (wagon)
• Tele aid & d2b telephone transmitter/receiver control module
• Tele aid backup antenna
• Tele aid pushbutton
• Trunk release switch (sedan/limo)
• W16/4 (on right front frame rail)
• W6/1 (left rear of trunk)
• W6/1 (sedan/limo) (left rear of trunk)
• Wagon

Tele Aid Wiring Diagram, Wagon (2 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Tele Aid Wiring Diagram, Wagon (2 of 2) for Mercedes-Benz E320 4Matic 2003:

• (wagon) w18 (under driver's seat)
• 11e
• Asr/sps control module or ets/sps control module or esp/sps/bas control module (in control module box)
• Command actuation display & control unit or navigation unit & radio or radio
• Ctel handset
• Ctel interface
• D2b
• D2b data bus circuit
• Electronic ignition- starter switch control module (right side of steering column)
• Frequency change-over control module (wagon)
• Fuse & relay box (left rear of engine compt)
• Fuse 1 5a
• Fuse 11 15a
• Hands free microphone
• Hot at all times
• Nca
• Red
• Red/pnk
• Restraint system control module (forward of transmission shift lever)
• Tele aid backup antenna (wagon)
• Telephone system polyswitch
• Vss
• W18 (under driver's seat)
• W6/1 (sedan/limo) (left rear of trunk)

PASSIVE RESTRAINTS

Seat Belt Comfort Feature Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Seat Belt Comfort Feature Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• 12b
• Fuse & relay box (left rear of eng compt)
• Fuse 10a
• Hot in acc run or start
• Left front seat belt comfort feature solenoid (at left "b" pillar)
• Left front seat belt/comfort switch (in driver's seat belt buckle)
• Nca
• Right front seat belt comfort feature solenoid (at right "b" pillar)
• Right front seat belt/comfort switch (in right front seat belt buckle)
• W19 (under front passenger seat)

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 3) for Mercedes-Benz E320 4Matic 2003

List of elements for Power Distribution Wiring Diagram (1 of 3) for Mercedes-Benz E320 4Matic 2003:

• 2003 & 2004 early prod.
• 2003-04
• 2004 late prod., 2005 & 2006
• 2005-06
• Airmatic relay
• Airmatic with ads control module
• Auxiliary battery relay
• Auxiliary battery relay (charging circuit)
• Battery
• Battery control module
• Cd changer
• Central gateway control module
• Cigarette lighter
• Circuit 58d potential splitter
• Comand operating display and control module
• Cutoff relay for inter- ruptible loads
• Data link connector
• Dc/dc converter control module
• Driver front seat adjustment control module with memory
• Driver side sam control module
• Driver side sam control module with fuse/relay module (left rear of engine compartment)
• Driver side sam control panel
• Electric suction fan engine & ac with integrated control
• From d on this page
• From e on this page
• From f on this page
• Front passenger front seat adjustable control module with memory
• Front prefuse box (right front footwell)
• Fuse 100a
• Fuse 150a
• Fuse 15a
• Fuse 15a 5a
• Fuse 200a
• Fuse 25a
• Fuse 30a
• Fuse 40a
• Fuse 50a
• Fuse 5a
• Fuse 7,5a
• Fuse 7.5a
• Heat systems recirculation unit or solar generator control module
• Hs & seat ventilation control module
• Interior fuse box (left end of dash)
• Interior socket
• Left front door control module
• Left front reversible emergency tensioning retractor
• Left rear door control module
• Loading floor control module (wagon)
• Lower control field control module
• Me-sfi control module
• Nca
• Neck-pro head restraint relay
• Passenger side sam control module
• Pneumatic pump for dynamic seat control
• Radio
• Radio control panel & navigation unit
• Rear module keyless go control module, left rear door keyless go control module
• Rear prefuse box (lower right front of trunk)
• Red
• Right front door control module
• Right front reversible emergency tensioning retractor
• Right rear door control module
• Sbc hydraulic unit
• Sdar control
• Starter, generator
• Steering column module
• Telecommunication control module or universal portable ctel interface control module
• Tlc control module
• To d on this page
• To driver side sam control module with fuse & relay module (diagram 2 of 3)
• To e on this page
• To f on this page
• To rear sam control module with fuse & relay module (diagram 3 of 3)
• Upper control panel control module
• Voice control system control module
• W/ comand system
• W/ radio control module
• W/ radio control panel
• W/ radio with aps
• W/o radio control panel
• W15/2 (left front footwell)
• W6 (left rear wheelhousing)
• Weight sensing system control module

Power Distribution Wiring Diagram (2 of 3) for Mercedes-Benz E320 4Matic 2003

List of elements for Power Distribution Wiring Diagram (2 of 3) for Mercedes-Benz E320 4Matic 2003:

• Airmatic with aids control unit or rear axle level control system control
• Circuit 15r relay
• Circuit 87 relay- engine
• Circuit relay
• Circuit relay- chassis
• Cutoff relay for interruptible loads
• Di control module
• Di control module, electric steering lock control module
• Driver side sam control module with fuse & relay module (left rear of engine compartment)
• Electronic selector lever module control unit
• Emergency call system control unit
• Emergency call system control unit, restraint systems control module (2005-06)
• Etc control module or electric control unit (vgs)
• Exterior lamp switch
• Fan relay module
• From g on this page
• From rear prefuse box (diagram 1 of 3)
• Fuse 15a
• Fuse 20a
• Fuse 30a
• Fuse 40a
• Fuse 53a 15a
• Fuse 53b 15a
• Fuse 54a 15a
• Fuse 54b 15a
• Fuse 5a
• Fuse 7.5a
• Headlamp range adjustment control module
• I10
• Ignition coil cylinders (1-6)
• Instrument cluster
• Instrument cluster, steering column module, comfort aac pushbutton control module
• Left front headlamp unit (w/ xenon)
• Not used
• Oil cooler air pump/fan relay
• Passenger seat occupied & child seat recognition sensor (2003)
• Red
• Restraint systems control module
• Restraint systems control module, emergency call system control unit (2005-06)
• Right front headlamp unit
• Seq pump control relay
• Solid state
• Starter relay
• To g on this page
• Wiper motor

Power Distribution Wiring Diagram (3 of 3) for Mercedes-Benz E320 4Matic 2003

List of elements for Power Distribution Wiring Diagram (3 of 3) for Mercedes-Benz E320 4Matic 2003:

• Alarm signal horn
• Ata inclination sensor
• Audio gateway control module
• Cargo area socket
• Circuit 15r relay 1
• Circuit 15r relay 2
• Driver front seat adjustment control module with memory
• F17
• F18
• F19
• F20
• From h on this page
• From rear prefuse box (diagram 1 of 3)
• Front passenger front seat adjustment control module with memory
• Fuel filler cap polarity change 1 relay
• Fuel filler cap polarity change 2 relay
• Fuel pump relay module
• Fuse 10a
• Fuse 15a
• Fuse 20a
• Fuse 25a
• Fuse 30a
• Fuse 40a
• Fuse 7.5a
• Fuse empty
• Interior socket (station wagon)
• Left antenna amplifier module
• Multi- contour seat pneumatic pump
• Multi- contour seat pneumatic pump
• Navigation processor
• Not used
• Overhead control panel control module
• Pts control module
• Rear door control module
• Rear sam control module with fuse & relay module (left side of trunk)
• Rear screen blind relay
• Rear window defroster relay
• Rear wiper relay
• Red
• Solid state
• To h on this page
• Tpm control module
• W15/1 (right front footwell)
• W6 (left wheelhousing, in trunk)

Power Distribution Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Power Distribution Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• (left of steering column) w1
• (not used)
• 15r
• 15x
• A/c system, cooling fan system
• A1 pnk/red
• A6 red
• Air conditioning system
• Battery
• Cargo area connector, sound systems, navigation system
• Cruise control switch
• D2b interface
• Driver side fuse & relay module box
• Electronic ignition-starter switch control module
• Electronic steering column control module
• Esp/sps/bas control module, asr/ets/esp hydraulic unit
• Front cigar lighter
• Front driver side door control module
• Front heated seat control module, front heated seat & seat ventilation control module
• Front passenger side door control module
• Fuel pump relay module
• Fuse & relay box
• Fuse 10a
• Fuse 15a
• Fuse 15a (or 7.5a)
• Fuse 20a
• Fuse 25a
• Fuse 40a
• Fuse 50a (or 30a)
• Fuse 7.5a
• Glove compartment lamp, combination switch
• Gnd
• Illumination control module
• Instrument cluster, aac pushbutton control module
• Instrument cluster, aac pushbutton control module, emissions sensor
• Interior lights system
• Left front electronic seat adjustment control module
• Left rear driver side door control module
• Lower control field control module, seats system, interior lights system
• Nca
• Outside rearview mirror switch, tire pressure monitoring control module
• P30
• Parktronic system control module, headlight range adjustment control module
• Passenger side fuse & relay module box
• Pnk/ red
• Pnk/red
• Pse control module
• Pse control module, sound system, navigation system
• R/p lock solenoid,
• Rear fuse box
• Rear window sunshade switch, front heated seat control module, front heated seat & seat ventilation control module, left front seat belt comfort solenoid, right front seat belt comfort solenoid, tailgate window wiper motor relay module
• Red
• Red/pnk
• Relay module, starter, generator, engine control module
• Right front electronic seat adjustment control module
• Right rear passenger side door control module
• Roof control unit control module
• Sound systems, navigation system
• Steering angle sensor, alarm siren
• Tailgate closing assist
• Tele aid & dsb telephone transmitter/ receiver control module ctel interface, voice activation, control module d2b interface, tire pressure monitor control module
• Terminal block (x12/3) (left rear of engine compt)
• Terminal block (x4) (left footwell)
• Terminal block (x4/31) (right footwell)
• Tv tuner
• W/ in-line engine
• W/o in-line engine
• W1 (left of steering column)

POWER DOOR LOCKS

Automatic Door Locks Wiring Diagram, Sedan (1 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Automatic Door Locks Wiring Diagram, Sedan (1 of 2) for Mercedes-Benz E320 4Matic 2003:

• (2003 early prod)
• (2003 late prod)
• Can-b h
• Can-b l
• Can-c h
• Can-c l
• Can-sbc h
• Can-sbc l
• Computer data lines system
• Di control unit (left rear of eng compt)
• Driver side sam control module with fuse & relay module (left rear of eng compt)
• Esp/sps/bas control module (left rear of eng compt)
• Exterior lights system
• Instrument cluster
• Left front door contact switch (left "b" pillar)
• Left rear door contact switch (left "c" pillar)
• Passenger-side sam control module (right kick panel)
• Pawl rotary tumbler switch (center of trunk lid)
• Rear sam control module with fuse/relay module (left side of trunk)
• Right front door contact switch (right "b" pillar)
• Right rear door contact switch (right "c" pillar)
• Sbs hydraulic unit (right front of eng compt)
• Trunk lid contact switch (rear center of trunk)
• Trunk lid external operation switch (center of trunk)
• Trunk lid lock switch (rear center of trunk)
• W15/1 (right front footwell)
• W15/2 (left front footwell)
• W6 (left rear wheelhousing)

Automatic Door Locks Wiring Diagram, Sedan (2 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Automatic Door Locks Wiring Diagram, Sedan (2 of 2) for Mercedes-Benz E320 4Matic 2003:

• (left front footwell) w15/2
• Can-b h
• Can-b l
• Computer data lines system
• Exterior lights system
• Fuse 25a
• Hot at all times
• Interior fuse box (left end of dash)
• Left front door cl motor (left front door)
• Left front door control module (in left front door)
• Left front ir receiver (left front door handle)
• Left rear door cl motor (left rear door)
• Left rear door control module (in left rear door)
• Red
• Right front door cl motor (right front door)
• Right front door control module (in right front door)
• Right front ir receiver (right front door handle)
• Right rear door cl motor (right rear door)
• Right rear door control module (in right rear door)
• W15/1 (right front footwell)

Automatic Door Locks Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Automatic Door Locks Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• (under front passenger seat) w19
• 16d
• 19a
• Can connector
• Can h
• Can l
• Cockpit switch group
• Computer data lines
• Driver door ir receiver (left front door handle)
• Front driver side door control module (in left front door, behind switch unit)
• Front passenger side door control module (in right front door, behind switch unit)
• Fuse & relay box (left rear of engine compt)
• Fuse 20a
• Fuse 25a
• Fuse 40a
• Ground
• Hot at all times
• Instrument cluster system
• Interior locking switch
• Ir d
• Ir u+
• Left front door lock switch
• Left front door switch
• Left front signal & activation module (sam) (left rear of engine compt)
• Left rear door switch
• Lf door
• Lf lock
• Lf unlock
• Lock
• Lr door
• Nca
• Passenger door ir receiver (right front door handle)
• Pneumatic system equipment (pse) control module (left rear of trunk)
• Rear fuse box (under right rear seat)
• Rf door
• Rf lock
• Rf unlock
• Right front door lock switch
• Right front door switch
• Right rear door switch
• Rr door
• Trnk lk
• Trnk unlk
• Trunk lid lock switch
• Unlk
• W18 (under driver seat on cross- member)
• W19 (under front passenger seat)
• W6/1 (left rear of trunk)

Keyless Go System Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Keyless Go System Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• (left front footwell) w15/2
• (right side of steering column) di control module
• Fuse 25a
• Hot at all times
• Interior fuse box (left end of dash)
• Interior module keyless go control module (center of dash)
• Keyless go left rear door antenna (left rear door)
• Keyless go right rear door antenna (left rear door)
• Keyless go trunk antenna (in trunk)
• Keyless go trunk lid pushbutton (right tailgate)
• Left door handle switch (left front door)
• Left front opening assist motor (left front door)
• Left rear door keyless go control module (left rear door)
• Left rear opening assist motor (left rear door)
• Nca
• Rear bumper antenna (rear bumper)
• Rear module keyless go control module (left cargo area)
• Right antenna amplifier module (right "c" pillar)
• Right door handle switch (right front door)
• Right front opening assist motor (right front door)
• Right rear door keyless go control module (right rear door)
• Right rear opening assist motor (right rear door)
• W15/1 (right front footwell)
• W15/2 (left front footwell)
• W6 (left rear wheelhousing)

POWER MIRRORS

Automatic Day/Night Mirror Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Automatic Day/Night Mirror Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• Can connector
• Fuse 3 7.5a
• Fuse 4 25a
• Hot at all times
• Illumination control module
• Interior rearview mirror assembly
• Left outside rearview mirror
• Lower control field control module
• Nca
• Pnk/red
• Rear fuse box
• Roof control unit control module
• W19 (under front passenger seat)

Power Mirrors Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Power Mirrors Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• 15r
• 58d
• Automatic dimming mirror
• Can-b h
• Can-b l
• Computer data lines system
• Data
• Defogger system
• Exterior lights system
• Fold-in, fold-out switch
• Fuse 200a
• Fuse 25a
• Hot at all times
• In/out motor
• Interior fuse box (left end of dash)
• Interior lights system
• Interior rear view mirror unit
• Left exterior mirror
• Left exterior mirror ambient lamp
• Left exterior mirror heater
• Left exterior mirror turn signal lamp
• Left front door control module (in left front door)
• Left/right selection switch
• Nca
• Outside mirror adjustment switch
• Overhead control panel control module
• Raise/lower, in/out rocker switch
• Rear prefuse box (lower right of front trunk)
• Rear sam control module with fuse/relay module (left side of trunk)
• Red
• Right exterior mirror
• Right exterior mirror ambient lamp
• Right exterior mirror heater
• Right exterior mirror turn signal lamp
• Right front door control module (in right front door)
• Up/dn motor
• W15/1 (right front footwell)
• W15/2 (left front footwell)
• W6 (left rear wheelhousing)

POWER SEATS

Heated Seats Wiring Diagram, Early Production Sedan for Mercedes-Benz E320 4Matic 2003

List of elements for Heated Seats Wiring Diagram, Early Production Sedan for Mercedes-Benz E320 4Matic 2003:

• (left front footwell) w15/2
• Can-b h
• Can-b l
• Computer data lines system
• Data
• Fuse 25a
• Heated seat & seat ventilation control module (behind center of dash)
• Hot at all times
• Interior fuse box (left end of dash)
• Left front backrest heater element
• Left front heated switch
• Left front seat cushion heater element
• Right front backrest heater element
• Right front heated switch
• Right front seat cushion heater element
• Seat ventilation circuit
• Upper control panel control module (behind center of dash)

Heated Seats Wiring Diagram, Late Production Sedan for Mercedes-Benz E320 4Matic 2003

List of elements for Heated Seats Wiring Diagram, Late Production Sedan for Mercedes-Benz E320 4Matic 2003:

• (left front footwell) w15/2
• Can-b h
• Can-b l
• Computer data line system
• Computer data lines system
• Data
• Driver seat contacting strip (under left front seat)
• Front passenger seat contacting strip (under right front seat)
• Fuse 25a
• Heated seat & seat ventilation control module (behind center of dash)
• Hot at all times
• Interior fuse box (left end of dash)
• Left front backrest heater element
• Left front heated switch
• Left front seat cushion heater element
• Right front backrest heater element
• Right front heated switch
• Right front seat cushion heater element
• Seat ventilation circuit
• Upper control panel control module (behind center of dash)
• W15/2 (left front footwell)

Heated Seats Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Heated Seats Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• 12c
• 18d
• Cockpit switch
• Front heated seat control module (behind center of dash)
• Fuse 10a
• Fuse 20a
• Fuse/ relay box (left rear of eng compt)
• Hot at all times
• Hot in acc, run or start
• Interior lights system
• Left front backrest heater element
• Left front seat cushion heater element
• Rear fuse box (under right rear seat)
• Right front back rest heater element
• Right front seat cushion heater element
• W18 (under driver's seat, on crossmember)

Heated Steering Wheel Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Heated Steering Wheel Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• Can-b h
• Can-b l
• Can-c h
• Can-c l
• Clock spring
• Computer data lines system
• Dc/dc converter control module (behind left side of dash)
• Driver side sam control module with fuse & relay module (left rear of eng compt)
• Fuse 15a
• Heater coil
• Heater coil temperature sensor
• Hot at all times
• Interior fuse box (left end of dash)
• Nca
• Ntc
• Right voltage distributor (can) connector (right front footwell)
• Steering column adjustment/steering wheel heater switch (part of steering column module)
• Steering column module (in steering wheel)
• Steering wheel heater
• Steering wheel heater electronics
• Steering wheel heater switch
• W15/1 (right front footwell)

Rear Head Restraint Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Rear Head Restraint Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• Can connector
• Cockpit switch
• Fuse 25a
• Hot at all times
• Interior lights system
• Left front signal pick-up & activation module (left rear of engine compt)
• Pse control module (left rear of trunk)
• Rear fuse box (under right rear seat)
• Rear head rest unlocking switch
• W18 (under driver's seat, on crossmember)
• W19 (under front passenger seat)

Seat Ventilation Wiring Diagram, Sedan for Mercedes-Benz E320 4Matic 2003

List of elements for Seat Ventilation Wiring Diagram, Sedan for Mercedes-Benz E320 4Matic 2003:

• (left front footwell) w15/2
• Can-b h
• Can-b l
• Computer data lines system
• Data
• Fuse 25a
• Heated seat & seat ventilation control module (behind center of dash)
• Heated seats circuit
• Hot at all times
• Interior fuse box (left end of dash)
• Left front seat backrest ventilation motor group
• Left front seat cushion ventilation motor group
• Left front seat ventilation blower regulator (left front seat)
• Left front seat ventilation switch
• Right front seat backrest ventilation motor group
• Right front seat cushion ventilation motor group
• Right front seat ventilation blower regulator (right front seat)
• Right front seat ventilation switch
• Upper control panel control module (behind center of dash)

Seat Ventilation Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Seat Ventilation Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• 12c
• 18d
• Cockpit switch
• Front heated seat & seat ventilation control module (behind center of dash)
• Fuse 10a
• Fuse 20a
• Fuse/ relay box (left rear of eng compt)
• Heated seats circuit
• Hot at all times
• Hot in acc, run or start
• Interior lights system
• Left front seat cushion ventilation motor group
• Left front seat ventilation blower regulator
• Left front seatback ventilation motor group
• Nca
• Rear fuse box (under right rear seat)
• Right front seat cushion ventilation motor group
• Right front seat ventilation blower regulator
• Right front seatback ventilation motor group
• W18 (under driver's seat)

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Power Top/Sunroof Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• (pin 7-12 not used)
• Center overhead control panel control module
• Data
• Interior lights system
• Left rear dome lamp
• Nca
• Overhead control panel control module (front center of roof)
• Panoramic sliding roof driver unit
• Rear sam control module with fuse & relay module (left side of trunk)
• Roof switch
• Sliding roof lining driver unit
• Sliding sunroof lining switch
• W6 (left rear wheelhousing)

Power Top/Sunroof Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Power Top/Sunroof Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• (under front passenger seat) w19
• Computer data lines system
• Fuse 25a
• Hot at all times
• Rear fuse box (under right rear seat)
• Red
• Roof control unit control module
• Sliding/ pop-up roof assembly

POWER WINDOWS

Power Windows Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Power Windows Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• (+)
• (-)
• 58d
• Can-b h
• Can-b l
• Computer data lines system
• Data
• Driver power window switch group
• Fuse 25a
• Hot at all times
• Interior fuse box (left end of dash)
• Left front door control module (in left front door)
• Left front power window motor
• Left front window switch
• Left rear door control module (in left rear door)
• Left rear power window motor
• Left rear power window switch
• Left rear window switch
• Rear side child saftey lock switch
• Red
• Right front door control module (in right front door)
• Right front power window motor
• Right front power window switch
• Right front window switch
• Right rear door control module (in right rear door)
• Right rear power window motor
• Right rear power window switch
• Right rear window switch
• W15/1 (right front footwell)
• W15/2 (left front footwell)

Power Windows Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Power Windows Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• 16d
• 18d
• Battery
• Can h
• Can l
• Computer data lines system
• Front driver's door control module (in left front door, behind switch unit)
• Front passenger's door control module (in right front door, behind switch unit)
• Fuse & relay box (left rear of engine compartment)
• Fuse 1 20a
• Fuse 16 20a
• Fuse 18 20a
• Fuse 2 20a
• Fuse 3 10a
• Ground
• Hot at all times
• Interior lights system
• Left front power window motor
• Left rear power window switch
• Lower control field control module
• Rear driver-side door control module (center of left rear door)
• Rear fuse box (under right rear seat)
• Rear passenger-side door control module (in center of right rear door)
• Right front power window motor
• Right rear power window switch
• Seats system (w/ heated seats)
• Signal
• W18 (under driver's seat, on crossmember)
• W19 (under front passenger seat)

Rear Window Sun Shade Wiring Diagram, Sedan for Mercedes-Benz E320 4Matic 2003

List of elements for Rear Window Sun Shade Wiring Diagram, Sedan for Mercedes-Benz E320 4Matic 2003:

• 2003-04
• 2005-06
• Can-b h
• Can-b l
• Computer data lines system
• F20
• Fuse 200a
• Fuse 5a
• Fuse 7.5a
• Hot at all times
• Interior fuse box (left end of dash)
• Rear blind switch
• Rear prefuse box (lower right of front trunk)
• Rear sam control module with fuse/relay module (left side of trunk)
• Rear screen blind relay (left side of trunk)
• Rear window blind motor (under hat shelf)
• Red
• Upc carrier limit switch
• Upc carrier open & close motor
• Upper control panel control module
• W15/2 (left front footwell)
• W6 (left rear wheelhousing)

Rear Window Sun Shade Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Rear Window Sun Shade Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• 12a
• Fuse & relay box (left rear of engine compt)
• Fuse 10a
• Hot in accy, run, or start
• Interior lights system
• Rear window sun shade motor (under hat shelf)
• Rear window sun shade switch
• W18 (under driver's seat, on crossmember)

RADIO

Auto Pilot System Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Auto Pilot System Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• (2003 & 2004 early prod)
• (left front footwell) w15/2
• (left rear wheelhousing) w6
• (pin 4-12 not used)
• Antenna
• Audio gateway control module (left side of trunk)
• Aut
• Bass module loud speaker
• Can- b h
• Can- b l
• Can-b h
• Can-b l
• Cd changer (if equipped)
• Center cockpit speaker
• Fuse 15a
• Fuse 40a
• Fuse 7.5a
• Gps ant
• Gps antenna
• Gps antenna splitter
• Hot at all times
• Interior fuse box (left end of dash)
• Left antenna amplifier module (left "c" pillar)
• Left front door speakers
• Left rear door speakers
• Most
• Most data bus circuit
• Most in
• Most out
• Most wake-up
• Mute
• Nca
• Pnk
• Radio control panel & navigation unit
• Rear sam control module with fuse & relay module (left side of trunk)
• Red
• Right front door speakers
• Right rear door speakers
• Shield
• Solid state
• Sound amplifier microphone (front center part of interior rear view mirror unit)
• Telecommunications control module (front of trunk)
• Tweeter
• W/ tele aid emergency call system
• W/o tele aid emergency call system
• W15/1 (right front footwell)
• Wake-up
• Woofer
• Zf-out

Auto Pilot System Wiring Diagram, Wagon with Amplifier for Mercedes-Benz E320 4Matic 2003

List of elements for Auto Pilot System Wiring Diagram, Wagon with Amplifier for Mercedes-Benz E320 4Matic 2003:

• (in control module box) asr/sps control module or ets/sps control module or esp/sps/bas control module
• (in fuse & relay box) data link connector
• (wagon) w7/1 (right rear of trunk)
• 11b
• 16c
• Acoustimass bass module
• Antenna splitter
• Cd changer
• Command actuation display & control unit (w/ command actuation)
• Ctel transmitter- receiver
• D2b
• D2b data bus circuit
• D2b fiber optics connector
• Fm/am amplifier
• Fuse & relay box (left rear of engine compt)
• Fuse 11 15a
• Fuse 16 25a
• Fuse 5 25a
• Gps antenna
• Hot at all times
• Hot in acc, run or start
• Instrument cluster
• Instrument cluster system (steering wheel controls)
• Left front door speaker group
• Left rear door speaker
• Left rear speaker
• Navigation unit & radio
• Nca
• Pnk
• Rear fuse box (under right rear seat)
• Rear window antenna
• Right front axle vss sensor
• Right front door speaker group
• Right rear door speaker
• Right rear speaker
• Sedan & lim0
• Sound system amplifier
• Standard equipment
• Station wagon
• Tele aid
• Tele aid & d2b telephone transmitter/ receiver control module (w/ tele aid)
• Tele aid control module
• W19 (under front passenger seat)
• W6/1 (sedan/limo) (left rear of trunk)

Auto Pilot System Wiring Diagram, Wagon without Amplifier for Mercedes-Benz E320 4Matic 2003

List of elements for Auto Pilot System Wiring Diagram, Wagon without Amplifier for Mercedes-Benz E320 4Matic 2003:

• (in control module box) asr/sps control module or ets/sps control module or esp/sps/bas control module
• (in fuse & relay box) data link connector
• 11b
• Antenna splitter
• Cd changer
• Command actuation display & control unit (w/ command actuation)
• Ctel transmitter- receiver
• D2b
• D2b data bus circuit
• D2b fiber optics connector
• Fm/am amplifier
• Fuse & relay box (left rear of engine compt)
• Fuse 11 15a
• Fuse 5 25a
• Gps antenna
• Hot at all times
• Hot in acc, run or start
• Instrument cluster
• Instrument cluster system (steering wheel controls)
• Left front door mirror triangle speaker
• Left front door speaker
• Left rear door speaker
• Left rear speaker (sedan & limo)
• Navigation unit & radio
• Nca
• Pnk
• Rear fuse box (under right rear seat)
• Rear window antenna
• Right front door mirror triangle speaker
• Right front door speaker
• Right front vss sensor
• Right rear door speaker
• Right rear speaker (sedan & limo)
• Standard equipment
• Tele aid
• Tele aid & d2b telephone transmitter/ receiver control module (w/ tele aid)
• Tele aid control module
• W19 (under front passenger seat)

COMAND Actuation Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for COMAND Actuation Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• (2003 & 2004 early prod)
• (2004 late prod & 2005)
• (pin 4-12 not used)
• Accept/ terminate phone call pushbutton
• Audio gateway control module (left side of trunk)
• Bass module loud speaker
• Can-b h
• Can-b l
• Can-c h
• Can-c l
• Cd changer
• Central gateway control module (left front footwell.)
• Comand operating, display and control module (front center console)
• Computer data lines system
• Data
• Emergency call system control unit (sedan: center of trunk, wagon: center of cargo area)
• Fuse 15a
• Hot at all times
• Instrument cluster
• Interior fuse box (left end of dash)
• Left multifunction steering wheel pushbutton group
• Left voltage distributor (can) connector (in left front door sill)
• Mic +
• Mic -
• Most
• Most in
• Most out
• Most wake-up
• Navigation processor (cns) (left side of trunk)
• Nca
• Nf-l
• Nf-r
• Out
• Pnk
• Pushbutton
• Red
• Right multifunction steering wheel pushbutton group
• Scroll forward/ back pushbutton
• Sdar control unit (right rear of trunk)
• Separation point (except 2003 early prod) (glove compt)
• Shield
• Steering column module (left side of dash)
• System selection pushbutton
• Telecom- munications control module (2003 & 2004 early prod) (front of trunk)
• Universal portable ctel interface (upci [uhi]) control module (if equipped) (rear center of vehicle)
• Voice activation control module (front of trunk)
• Volume control
• W15/2 (left front footwell)
• Wake-up
• Wake-up signal connector (left front footwell)
• Walkman

COMAND Actuation Wiring Diagram, Wagon with Amplifier (1 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for COMAND Actuation Wiring Diagram, Wagon with Amplifier (1 of 2) for Mercedes-Benz E320 4Matic 2003:

• (wagon) w7/1 (right rear of trunk)
• Acoustimass bass module
• Antenna splitter
• Cd changer
• Comand actuation display & control unit
• D2b
• D2b data bus circuit
• D2b fiber optics connector
• Fm/am amplifier
• Gps antenna
• Instrument cluster
• Instrument cluster system (steering wheel controls)
• Left front door speaker group
• Left rear door speaker
• Left rear speaker
• Nca
• Pnk
• Rear window antenna
• Red
• Right front door speaker group
• Right rear door speaker
• Right rear speaker
• Sedan/ lim0
• Sedan/ limo
• Sound system amplifier
• Standard equipment
• Tele aid
• Tele aid & d2b telephone transmitter/ receiver control module (w/ tele aid)
• Tele aid control module
• W6/1 (sedan/limo) (left rear of trunk)
• Wagon

COMAND Actuation Wiring Diagram, Wagon with Amplifier (2 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for COMAND Actuation Wiring Diagram, Wagon with Amplifier (2 of 2) for Mercedes-Benz E320 4Matic 2003:

• (in control module box) asr/sps control module or ets/sps control module or esp/sps/bas control module
• (in fuse & relay box) data link
• Af-l
• Af-r
• Am/fm
• Bottom left rear window antenna amplifier
• Bottom right rear window antenna amplifier (w/ tv tuner)
• Can h
• Can l
• Cassette player connector
• Comand actuation display & control unit
• Connector
• Dfvr
• Diag
• Fuse 10a
• Fuse 25a
• Hot at all times
• Nca
• Nf-l
• Nf-r
• Rear fuse box (under right rear seat)
• Red
• Right front vss sensor
• Sedan/ limo
• Top left rear window antenna amplifier
• Top right rear window antenna amplifier (w/ tv tuner)
• Tv tuner (if equipped)
• Tv1
• Tv2
• Tv3
• Tv4
• W19 (under front passenger seat)
• W6/1 (left rear of trunk)
• Wagon
• Wake up
• Walkman separation point

COMAND Actuation Wiring Diagram, Wagon without Amplifier (1 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for COMAND Actuation Wiring Diagram, Wagon without Amplifier (1 of 2) for Mercedes-Benz E320 4Matic 2003:

• Antenna splitter
• Cd changer
• Comand actuation display & control unit
• D2b
• D2b data bus circuit
• D2b fiber optics connector
• Fm/am amplifier
• Gps antenna
• Instrument cluster
• Instrument cluster system (steering wheel controls)
• Left front door mirror triangle speaker
• Left front door speaker
• Left rear door speaker
• Left rear speaker (w/ sedan or limo)
• Nca
• Pnk
• Rear window antenna
• Red
• Right front door mirror triangle speaker
• Right front door speaker
• Right rear door speaker
• Right rear speaker (w/ sedan or limo)
• Standard equipment
• Tele aid
• Tele aid & d2b telephone transmitter/ receiver control module (w/ tele aid)
• Tele aid control module

COMAND Actuation Wiring Diagram, Wagon without Amplifier (2 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for COMAND Actuation Wiring Diagram, Wagon without Amplifier (2 of 2) for Mercedes-Benz E320 4Matic 2003:

• (in control module box) asr/sps control module or ets/sps control module or esp/sps/bas control module
• (in fuse & relay box) data link
• Af-l
• Af-r
• Am/fm
• Bottom left rear window antenna amplifier
• Bottom right rear window antenna amplifier (w/ tv tuner)
• Can h
• Can l
• Cassette player connector
• Command actuation display & control unit
• Connector
• Dfvr
• Diag
• Fuse 10a
• Fuse 25a
• Hot at all times
• Nca
• Nf-l
• Nf-r
• Rear fuse box (under right rear seat)
• Red
• Right front vss sensor
• Sedan/ limo
• Top left rear window antenna amplifier
• Top right rear window antenna amplifier (w/ tv tuner)
• Tv tuner (if equipped)
• Tv1
• Tv2
• Tv3
• Tv4
• W19 (under front passenger seat)
• W6/1 (left rear of trunk)
• Wagon
• Wake up
• Walkman separation point

D2B Data Bus Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for D2B Data Bus Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• Cd changer
• Command actuation display & control unit
• Computer data lines system
• Connections may be different depending upon options installed
• Ctel interface
• D2b
• D2b fiber optics connector
• D2b in
• D2b out
• D2b telephone transceiver/receiver
• Diag
• Navigation unit & radio
• Radio
• Tele aid & d2b telephone transmitter/ receiver control module
• Voice activation control module
• W/ auto pilot circuit
• W/ command actuation circuit
• W/ radio only
• Wake up

MOST Data Bus Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for MOST Data Bus Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• Audio gateway control module (left side of trunk)
• Cd changer
• Most
• Navigation processor (cns) (left side of trunk)
• Out
• Pnk
• Radio or radio control panel and navigation unit or comand operating, display and control module (front center console)
• Sdar control unit (right rear of trunk)
• Telecommunications control module (2003 & 2004 early prod) (front of trunk)
• Universal portable ctel interface (upci [uhi]) control module (if equipped) (rear center of vehicle)
• Voice activation control module (front of trunk)
• W/ vcs or upci
• W/o vcs or upci
• Wake-up
• Wake-up signal connector (left front footwell)

Radio Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Radio Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• (2003 & 2004 early prod)
• (left front footwell) w15/2
• (left rear wheelhousing) w6
• (pin 4-12 not used)
• Antenna
• Audio gateway control module (left side of trunk)
• Aut
• Bass module loud speaker
• Can- b h
• Can- b l
• Can-b h
• Can-b l
• Cd changer (if equipped)
• Center cockpit speaker
• Fuse 40a
• Fuse 5a
• Fuse 7.5a
• Hot at all times
• Interior fuse box (left end of dash)
• Left antenna amplifier module (left "c" pillar)
• Left front door speakers
• Left rear door speakers
• Most
• Most data bus circuit
• Most in
• Most out
• Most wake-up
• Mute
• Nca
• Pnk
• Radio
• Rear sam control module with fuse & relay module (left side of trunk)
• Red
• Right front door speakers
• Right rear door speakers
• Shield
• Solid state
• Sound amplifier microphone (front center part of interior rear view mirror unit)
• Telecommunications control module (front of trunk)
• Tweeter
• W15/1 (right front footwell)
• Wake-up
• Woofer
• Zf-out

Radio Wiring Diagram, Wagon with Amplifier for Mercedes-Benz E320 4Matic 2003

List of elements for Radio Wiring Diagram, Wagon with Amplifier for Mercedes-Benz E320 4Matic 2003:

• (in control module box) asr/sps control module or ets/sps control module or esp/sps/bas control module
• (in fuse & relay box) data link connector
• (wagon) w7/1 (right rear of trunk)
• 16c
• Acoustimass bass module
• Cd changer
• Ctel transmitter- receiver
• D2b
• D2b fiber optics connector (w/d2b)
• Fm/am amplifier
• Fuse 16 25a
• Fuse 5 25a
• Hot at all times
• Instrument cluster
• Instrument cluster system (steering wheel controls)
• Left front door speaker group
• Left rear door speaker
• Left rear speaker
• Nca
• Pnk
• Radio
• Rear fuse box (under right rear seat)
• Rear window antenna
• Right front axle vss sensor
• Right front door speaker group
• Right rear door speaker
• Right rear speaker
• Sedan & lim0
• Sound system amplifier
• Station wagon
• W/ d2b
• W19 (under front passenger seat)
• W6/1 (sedan & limo) (left rear of trunk)

Radio Wiring Diagram, Wagon without Amplifier for Mercedes-Benz E320 4Matic 2003

List of elements for Radio Wiring Diagram, Wagon without Amplifier for Mercedes-Benz E320 4Matic 2003:

• or
• (in control module box) asr/sps control module
• (in fuse & relay box) data link connector
• Cd changer
• Ctel transmitter- receiver (on left side of trunk)
• D2b
• D2b fiber optics connector (w/d2b)
• Esp/sps/bas control module
• Ets/sps control module
• Fm/am amplifier
• Fuse 5 25a
• Hot at all times
• Instrument cluster
• Instrument cluster system (steering wheel controls)
• Left front door mirror triangle speaker
• Left front door speaker
• Left rear door speaker
• Left rear speaker (w/ sedan or limo)
• Nca
• Pnk
• Radio
• Rear fuse box (under right rear seat)
• Rear window antenna
• Right front axle vss sensor
• Right front door mirror triangle speaker
• Right front door speaker
• Right rear door speaker
• Right rear speaker (w/ sedan or limo)
• W/ d2b
• W19 (under front passenger seat)

Satellite Radio Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Satellite Radio Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• (right rear of trunk)
• Fuse 5a
• Hot at all times
• Most
• Most data bus circuit
• Most in
• Most out
• Nca
• Pnk
• Rear prefuse box (lower right front of trunk)
• Sat
• Sdar antenna
• Sdar control unit
• Ter
• W17/1 (left end of rear seat back)
• Wake-up

Voice Activation Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Voice Activation Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• (2003 & 2004 early prod)
• (2004 late prod & 2005)
• (pin 4-12 not used)
• Audio gateway control module (left side of trunk)
• Bass module loud speaker
• Can-b h
• Can-b l
• Can-c h
• Can-c l
• Cd changer
• Central gateway control module (left front footwell.)
• Comand operating, display and control module (front center console)
• Computer data lines system
• Emergency call system control unit (sedan: center of trunk, wagon: center of cargo area)
• Fuse 15a
• Hot at all times
• Instrument cluster
• Interior fuse box (left end of dash)
• Left voltage distributor (can) connector (in left front door sill)
• Mic +
• Mic -
• Most
• Most in
• Most out
• Most wake-up
• Navigation processor (cns) (left side of trunk)
• Nca
• Nf-l
• Nf-r
• Out
• Pnk
• Sdar control unit (right rear of trunk)
• Separation point (except 2003 early prod) (glove compt)
• Shield
• Steering column module (left side of dash)
• Telecom- munications control module (2003 & 2004 early prod) (front of trunk)
• Universal portable ctel interface (upci [uhi]) control module (if equipped) (rear center of vehicle)
• Vcs (sbs) switch
• Voice activation control module (front of trunk)
• W15/2 (left front footwell)
• Wake-up
• Wake-up signal connector (left front footwell)
• Walkman

Voice Activation Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Voice Activation Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• (wagon) w7/1 (right rear of trunk)
• 15b
• 23d
• Command actuation display & control unit
• Computer data lines system
• Connections may be different depending upon options installed
• D2b
• D2b data bus circuit
• D2b fiber optics connector
• D2b in
• D2b interface/ handy
• D2b out
• Diag
• Fuse & relay box (left rear of engine compt)
• Fuse 15 7.5a
• Fuse 23 7.5a
• Hands free microphone
• Hot at all times
• Hot in acc, run or start
• Instrument cluster
• Navigation unit & radio
• Nca
• Radio
• Rear fuse box (left rear of engine compt)
• Red/pnk
• Tele aid control module
• Vas switch
• Voice activation control module
• W/ auto pilot circuit
• W/ command actuation circuit
• W/ radio only
• W6/1 (left rear of trunk)
• W6/1 (sedan/limo) (left rear of trunk)
• Wake up

SHIFT INTERLOCK

Shift Interlock Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Shift Interlock Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• Can-c h
• Can-c l
• Central gateway control module (left front footwell.)
• Circuit 87 relay, chassis
• Computer data lines system
• Di control module (right side of steering column)
• Driver side sam control module with fuse/relay module (left rear of engine compartment)
• Electric control unit (part of transmission)
• Electric steering lock control module (left front footwell)
• Electronic selector lever module control module (center console)
• Engine control module (me-sfi) (left rear of eng compt)
• Esp/sps/bas control module (left rear of eng compt)
• Etc control module (right front footwell)
• Fuse 45 7.5a
• Gear display sensor (under center console)
• Gnd
• Hot at all times
• Instrument cluster
• Keyless go start/stop pushbutton (if equipped)
• Left voltage distributor connector (left front door sill)
• Nca
• Solid state
• W/ 5 speed transmission
• W/ 7 speed transmission
• W15/1 (right front footwell)

Shift Interlock Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Shift Interlock Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• A pnk/red
• Can (+)
• Can (-)
• Can h
• Can l
• Computer data lines system
• Data line
• Diagnostic data link connector (in fuse & relay box)
• Electronic ignition-starter switch (eis) control module (right side of steering column)
• Electronic selector lever module control module
• Etc control module (in control module box)
• Fuse 3 etc/ads 10a
• Ground
• Hot at all times
• Ignition
• Passenger's side fuse & relay module box (right rear of engine compt)
• Pnk/red
• Polarity protection relay
• Power
• Stoplamp
• Stoplamp sw
• Stoplamp switch (above brake pedal)
• W16/4 (on right front frame rail)
• W18 (under driver's seat on crossmember)

STARTING/CHARGING

Charging Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Charging Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• (left rear of eng compt) driver side sam control module with fuse/relay module
• (right rear of eng compt) auxiliary battery relay
• (right rear of trunk) battery control module
• Auxiliary battery (right rear of eng compt)
• Battery (right side of trunk)
• Can-b h
• Can-b l
• Computer data lines system
• Cutoff relay for interruptible loads
• E red
• Engine control module (me-sfi) (left rear of eng compt)
• Front prefuse box (right front footwell)
• Fuse 150a
• Fuse 5a
• Generator
• I13
• Instrument cluster
• Multifunction indicator
• Rear prefuse box (lower right front of trunk)
• Red
• Second battery additional fuse (right rear of eng compt)
• Solid state
• Starter
• W10 (right rear of trunk)

Charging Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Charging Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• Battery
• Generator
• Instrument cluster
• Multifunction indicator
• Passenger-side fuse & relay module box (right rear of engine compt)
• Red
• Solid state
• Starter
• Terminal block x12/3 (left rear of engine compt)
• Terminal block x4 (left footwell)
• Terminal block x4/31 (right footwell)
• W10 (right rear floor)

Starting Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Starting Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• Auxiliary battery (right rear of eng compt)
• Auxiliary battery relay (right rear of eng compt)
• Battery (right side of trunk)
• Battery control module (right rear of trunk)
• Charging circuit
• Circuit 87 relay engine
• Circuit relay
• Computer data lines system
• Driver side sam control module with fuse/relay module (left rear of engine compartment)
• Engine control module (me-sfi) (left rear of eng compt)
• Front prefuse box (right front footwell)
• Fuse 150a
• Fuse 59 15a
• Hot at all times
• Power distribution system
• Red
• Solid state
• Starter
• Starter relay
• W10 (right rear of trunk)

Starting Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Starting Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• Battery
• Electronic ignition lock control module
• Engine control module (me-sfi) (in control module box)
• Fuse 20a
• Generator
• Hot in run or start
• Passenger- side fuse & relay module box (right rear of engine compt)
• Pnk/red
• Red
• Starter
• Starter relay
• Terminal block x4 (left footwell)
• Terminal block x4/31 (right footwell)
• W10 (right rear floor)
• W16/4 (on right front frame rail)

SUPPLEMENTAL RESTRAINTS

Supplemental Restraints Wiring Diagram, Except Wagon (1 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Supplemental Restraints Wiring Diagram, Except Wagon (1 of 2) for Mercedes-Benz E320 4Matic 2003:

• (pins 5 thru 32: not used)
• 15r
• Ab1 d1+
• Ab1 d1-
• Ab1 p1+
• Ab1 p1-
• Ab2 d2+
• Ab2 d2-
• Ab2 p2+
• Ab2 p2-
• Can h
• Can l
• Clockspring
• Computer data lines system
• Crash
• Crash sig
• Driver airbag squib 1 (behind drivers airbag)
• Driver airbag squib 2 (behind drivers airbag)
• Driver seat belt buckle restraint systems switch
• Driver-side sam control module w/ fuse & relay module (left rear of engine compt) i4
• Drvr belt
• Etr d+
• Etr d-
• Etr lr+
• Etr lr-
• Etr p+
• Etr p-
• Etr rr+
• Etr rr-
• Left airbags sensor (under left rear seat)
• Left frontal accel- eration sensor (left side of engine compt)
• Limiter d+
• Limiter d-
• Limiter p+
• Limiter p-
• Pass belt
• Passenger seat belt buckle restraint systems switch
• Passenger seat occupied & child seat recognition sensor (under right front seat)
• Red
• Restraint systems control module (center control module)
• Right airbags sensor (under right rear seat)
• Right frontal accel- eration sensor (right side of engine compt)
• Sb d+
• Sb d-
• Sb lr+
• Sb lr-
• Sb p+
• Sb p-
• Sb rr+
• Sb rr-
• Seat occ
• Side l
• Side r
• Steering column module
• Upfront l
• Upfront r
• W26 (under center console)
• Wb l+
• Wb l-
• Wb r+
• Wb r-

Supplemental Restraints Wiring Diagram, Except Wagon (2 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Supplemental Restraints Wiring Diagram, Except Wagon (2 of 2) for Mercedes-Benz E320 4Matic 2003:

• (at left front seat) left side airbag squib
• (at right front door) right side airbag squib
• (behind right side of dash) front passenger airbag squib 1
• (behind right side of dash) front passenger airbag squib 2
• Driver etr squib (at base of left "b" pillar)
• Driver seat belt force limiter
• Front passenger etr squib (at base of right "b" pillar)
• Front passenger seat belt force limiter
• Left rear etr squib (left "c" pillar)
• Left rear side airbag squib (at left rear door)
• Left rear window airbag squib (at left "a" pillar)
• Red
• Right rear etr squib (right "c" pillar)
• Right rear side airbag squib (at right rear door)
• Right rear window airbag squib (at right "a" pillar)
• W15/1 (right front footwell)
• W15/2 (left front footwell)

Supplemental Restraints Wiring Diagram, Wagon (1 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Supplemental Restraints Wiring Diagram, Wagon (1 of 2) for Mercedes-Benz E320 4Matic 2003:

• (near base of shifter)
• (near base of shifter) w26
• 10d
• 13d
• 15r
• Ab, d+
• Ab, d-
• Ab, p+
• Ab, p-
• Automatic child seat recognition warning lamp
• Crash signal
• Data link connector (in fuse & relay box)
• Diag
• Driver front air bag squib (under steering wheel)
• Front passenger air bag squib (behind right side of dash)
• Fuse & relay box (left rear of engine compt)
• Fuse 10a
• Fuse 7.5a
• Horn/ air bag clock spring contact
• Hot at all times
• Hot in acc, run or start
• Instrument cluster
• Jumpered to pins 11 & 12
• Jumpered to pins 5 & 6
• Left door air bag & curtain (window) air bag sensor
• Left front door air bag squib (in left front door)
• Left rear curtain (window) air bag squib (center of left "c" pillar)
• Left rear door air bag squib (w/rear side air bag)
• Lower control field control module
• Me-sfi control module
• Mil
• Nca
• Pnk
• Rear fuse box (under right rear seat)
• Restraint system control module (srs) (forward of trans shift lever)
• Right door air bag & curtain (window) air bag sensor
• Right front door air bag squib (in right front door)
• Right rear curtain (window) air bag squib (center of right "c" pillar)
• Right rear door air bag squib (w/rear side air bag)
• Sb, d+
• Sb, d-
• Sb, lr+
• Sb, lr-
• Sb, p+
• Sb, p-
• Sb, rr+
• Sb, rr-
• Shorting bar
• Solid state
• Srs malfunction indicator lamp (mil)
• W19 (under front passenger seat)
• W26
• Wb, l+
• Wb, l-
• Wb, r+
• Wb, r-

Supplemental Restraints Wiring Diagram, Wagon (2 of 2) for Mercedes-Benz E320 4Matic 2003

List of elements for Supplemental Restraints Wiring Diagram, Wagon (2 of 2) for Mercedes-Benz E320 4Matic 2003:

• (near base of shift lever) w26
• Acsr
• Acsr led
• Crash
• Driver etr squib (base of left "b" pillar)
• Etr, d+
• Etr, d-
• Etr, lr+
• Etr, lr-
• Etr, p+
• Etr, p-
• Etr, rr+
• Etr, rr-
• Front passenger etr squib (base of right "b" pillar)
• J10
• Jumpered between pins 15 & 16
• Jumpered between pins 17 & 18
• Jumpered between pins 19 & 20
• Jumpered between pins 21 & 22
• Jumpered between pins 23 & 24
• Jumpered between pins 25 & 26
• Jumpered to pin 27
• Jumpered to pin 28
• Left front seat belt buckle switch (ab/etr) (in left front seat belt buckle)
• Left rear etr squib (w/rear side air bag)
• Nca
• Ohms
• Passenger seat occupied recognition w/automatic child seat recognition (acsr) (right front seat)
• Red
• Restraint system control module (srs) (forward of transmission
• Right front seat belt buckle switch (ab/etr) (in right front seat belt buckle)
• Right rear etr squib (w/rear side air bag)
• Sensor d
• Sensor p
• Shift lever)
• Shorting bar
• Solid state
• Tele aid & d2b telephone transmitter/receiver control module (if equipped)
• W26 (near base of shift lever)

TRANSMISSION

A/T Wiring Diagram, 5 Speed A/T for Mercedes-Benz E320 4Matic 2003

List of elements for A/T Wiring Diagram, 5 Speed A/T for Mercedes-Benz E320 4Matic 2003:

• (+)
• (-)
• 1-2/ 4-5 valve
• 2-3 shift valve
• 3-4 shift valve
• Can-c h
• Can-c l
• Circuit 87 relay, chassis
• Data link connector (dlc) (lower left side of dash)
• Di control module
• Diag
• Driver side sam control module with fuse & relay module (left rear of eng compt)
• Driver side sam control module with fuse/relay module (left rear of engine compartment)
• Electric steering lock control module (left front footwell)
• Electronic selector lever module control module (center console)
• Etc control module (right front footwell)
• Fuse 45 7.5a
• Fuse 7.5a
• Gear display sensor (under center console)
• Gnd
• Hot at all times
• Hot with circuit 87 relay chassis energized
• Keyless go start/stop pushbutton (if equipped)
• Left voltage distributor connector (left front door sill)
• Lock up valve
• Modu- lator valve
• Nca
• Rpm sensor
• Shift valve
• Sig
• Solid state
• Start interlock switch
• Temp sensor
• Valve unit (electronic transmission control)
• W15/1 (right front footwell)

A/T Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for A/T Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• (under driver's seat on cross- member)
• 1-2/ 4-5 valve
• 1-2/4-5 vlv
• 2-3 shift valve
• 2-3 vlv
• 3-4 shift valve
• 3-4 vlv
• A pnk/red
• Can (+)
• Can (-)
• Can h
• Can l
• Computer data lines system
• Data line
• Data link connector (in fuse & relay box)
• Electronic ignition-starter switch (eis) control module (right side of steering column)
• Electronic selector lever module control module
• Fuse 3 etc/ads 10a
• Ground
• Hot at all times
• Ignition
• Ignition out
• Illum
• Illumination control module
• Interior lights
• Kickdown sw
• Kickdown switch (under accelerator pedal)
• Lock up valve
• Lower control field control module
• Modu- lator valve
• Modulator vlv
• Passenger side fuse & relay module box (right rear of engine compartment)
• Pnk/red
• Polarity protection relay
• Power
• Pts control module
• Pwm vlv
• Rpm 2
• Rpm 3
• Rpm sensor
• Sensor ground
• Sensor v+
• Shift valve
• Shift vlv
• Start interlock switch
• Stoplamp
• Stoplamp sw
• Stoplamp switch (above brake pedal)
• Temp sensor
• Temp/start
• Transmission control module (etc) (in control module box)
• Valve unit (electronic transmission control)
• W16/4 (on right front frame rail)
• W18
• W18 (under driver's seat on cross- member)
• W18 (under driver's seat, on cross- member)

TRUNK, TAILGATE, FUEL DOOR

Fuel Door Release Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Fuel Door Release Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• Can-b h
• Can-b l
• Computer data lines system
• Fuel filler cap polarity change 1 relay
• Fuel filler cap polarity change 2 relay
• Fuel filler flap cl motor (right cargo area)
• Fuse 10a
• Hot at all times
• Rear sam control module with fuse & relay module (left side of trunk)
• W6 (left rear wheelhousing)

Trunk Pull-Down Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Trunk Pull-Down Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• Can-b h
• Can-b l
• Computer data lines system
• Fuse 30a
• Hot at all times
• Nca
• Power locking switch (on trunk lid)
• Rear prefuse box (lower right of front trunk)
• Rear-end trunk lid opening angle detection sensor (left side of trunk, near trunk lid driver motor)
• Red
• Rtl (hdfs) pushbutton (on trunk lid)
• Tlc (hds) control module (left side of trunk)
• Trunk lid driver motor (left side of trunk)
• W6/1 (left taillamp in trunk)

Trunk Release & Pull Down Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Trunk Release & Pull Down Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• 19a
• Can h
• Can l
• Computer data lines system
• Fuse 20a
• Fuse 25a
• Fuse 40a
• Ground
• Hot at all times
• Lock
• Nca
• Pneumatic system equipment (pse) control module (left rear of trunk)
• Rear fuse box (under right rear seat)
• Solid state
• Tailgate
• Tailgate closing assist
• Tailgate closing assist motor
• Trnk lk
• Trnk rel
• Trnk unlk
• Trunk lid lock switch
• Trunk release switch
• Unlk
• W19 (under front passenger seat)
• W29/8 (left rear of cargo area)
• W6/1 (left rear of trunk)

WARNING SYSTEMS

Tire Pressure Monitoring Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Tire Pressure Monitoring Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• Ant
• Can-b h
• Can-b l
• Computer data lines system
• Fuse 200a
• Fuse 20a
• Gnd
• Hot at all times
• Hot in run and start
• Left front tire pressure control sensor
• Left front tire pressure sensor control antenna
• Left rear tire pressure control sensor
• Left rear tire pressure sensor control antenna
• Nca
• Rear prefuse box (lower right of front trunk)
• Rear sam control module with fuse/relay module (left side of trunk)
• Red
• Right front tire pressure control sensor
• Right front tire pressure sensor control antenna
• Right rear tire pressure control sensor
• Right rear tire pressure sensor control antenna
• Tire pressure monitoring control module (left side of trunk)
• W6 (left rear wheelhousing)

Tire Pressure Monitoring Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Tire Pressure Monitoring Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• (in fuse & relay box) data link connector
• 15a
• Box (left rear of engine compt)
• Box (under right rear seat)
• Computer data lines system
• Fuse & relay
• Fuse 15a
• Fuse 7.5a
• Hot at all times
• Hot in run or start
• Interior lights system
• Left front tire pressure control sensor
• Left front tire pressure sensor control antenna
• Left rear tire pressure control sensor
• Left rear tire pressure sensor control antenna
• Nca
• Rear fuse
• Red
• Red/ pnk
• Red/pnk
• Right front tire pressure control sensor
• Right front tire pressure sensor control antenna
• Right rear tire pressure control sensor
• Right rear tire pressure sensor control antenna
• Tire pressure control activation pushbutton
• Tire pressure monitoring control module (behind glove box)
• W19 (under front passenger seat)

Warning Systems Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Warning Systems Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• "check engine" malfunction indicator lamp
• (at right headlamp w2
• (left front footwell)
• 15r
• 15g
• 31e
• Abs malfunction indicator lamp
• Airbag indicator and warning lamp
• Ambient temp display temp sensor (left front bumper)
• Audible turn signal indicator
• Brake fluid and parking brake warning lamp
• Brake fluid indicator switch (left rear of engine compartment)
• Can-b h
• Can-b l
• Can-c h
• Can-c l
• Computer data lines system
• Coolant level indicator switch (front right wheelhouse)
• Driver side sam control module with fuse & relay module (left rear of engine compartment)
• Driver's side seat belt buckle restraint systems switch
• Dtr warning lamp
• Electronic clock
• Electronic speedometer
• Engine coolant temperature malfunction indicator
• Engine diagnosis malfunction indicator
• Esp and abs warning lamp
• Etc gauge
• Fuel level and reserve gauge
• Fuel reserve indicator lamp
• Fuse 200a
• Fuse 7.5a
• Gear display
• High beam indicator lamp
• Hot at all times
• Hot in run and start
• I13
• Instrument cluster
• Instrument lighting rheostat and reset pushbutton
• Left front brake pad contact sensor (2003-05) (left front wheelhouse)
• Left fuel level sensor (under left rear seat, inside gas tank)
• Left turn signal indicator lamp
• Multifunction display
• Nca
• Parking brake indicator switch (left front footwell)
• Passenger's side seat belt buckle restraint systems switch
• Rear prefuse box (lower right of front trunk)
• Rear sam control module with fuse/relay module (left side of trunk)
• Red
• Restraint systems control module (front center console)
• Right front brake pad contact sensor (right front wheelhouse)
• Right fuel level sensor (under right rear seat, inside gas tank)
• Right rear brake pad contact sensor (right rear wheelhouse)
• Right turn signal indicator lamp
• Seat belt reminder lamp
• Tachometer
• Unit)
• W15/1 (right front footwell)
• W15/2
• W15/3 (left front footwell)
• W2 (at right headlamp unit)
• W26 (under center console)
• W6 (left rear wheelhousing)
• Warning buzzer
• Windshield washer fluid indicator switch (front right wheelhouse)

WIPER/WASHER

Front Wiper/Washer & Headlamp Washer Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Front Wiper/Washer & Headlamp Washer Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• 2003 & 2004 early prod
• 2004 late prod & 2005
• Can- b h
• Can- b l
• Can-b h
• Can-b l
• Can-c h
• Can-c l
• Combination switch
• Computer data lines system
• Data
• Driver side sam control module with fuse & relay module (left rear of eng compt)
• Exterior lamp switch
• Fuse 25a
• Fuse 40a
• Fuse 7.5a
• Hcs (sra) switch
• Headlamp washer pump
• Hot at all times
• Hot w/ circuit 15r relay energized
• I10
• I13
• Interior fuse box (left end of dash)
• Left washer nozzle heater
• Nca
• Overhead control panel control module (center of roof)
• Rain/light sensor (top center of roof)
• Red
• Right washer nozzle heater
• Solid state
• Sra
• Steering column module (in steering wheel)
• W15/1 (right front footwell)
• W15/2 (left front footwell)
• W2 (at right headlamp unit)
• W6 (left rear wheelhousing)
• Washer nozzle hose heater
• Windshield washer fluid pump
• Windshield washer switch
• Windshield wiper switch
• Wiper motor (rear of eng compt)

Front Wiper/Washer Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Front Wiper/Washer Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• 15r
• Acc or start
• Can connector
• Can h
• Can l
• Combination switch
• Driver side fuse & relay module box
• Electronic ignition- starter switch control module
• Fuse & relay box (left rear of engine compt)
• Fuse 15a
• Fuse 25a
• Ground
• Heated washer switch
• Hot at all times
• Hot in run,
• Int
• Left heated washer nozzle
• Left heated washer nozzle hose
• Nca
• Off
• Park
• Pnk
• Pnk/ red
• Pnk/red
• Rain sensor
• Rear fuse box (under right rear seat)
• Red
• Right heated washer nozzle
• Right heated washer nozzle hose
• Roof panel control module
• Sam fuse 15a
• Signal pick-up & activation module
• Steering column)
• Terminal block
• W1 (left of
• W1 (left of steering column)
• W16/3 (left front inner fender)
• W19 (under front passenger seat)
• Washer
• Washer nozzle heating fuse 7.5a
• Washer pump fuse 7.5a
• Washer pump motor
• Washer switch
• Windshield washer relay
• Windshield wiper motor
• Wiper
• Wiper stage 1-2 fuse 40a
• Wiper stage relay
• Wiper switch

Headlamp Washer Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Headlamp Washer Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• Combination switch
• Driver side fuse & relay module box (left rear of engine compt)
• Ground
• Hcs pump fuse 10a (or 30a)
• Hcs relay
• Hcs switch
• Headlamp cleaning system pump relay
• Headlamp cleaning system switch
• Headlamp washer pump
• Horn fuse 10a
• Hot at all times
• Sam fuse 15a
• Signal pick-up & activation module (left rear of engine compt)
• W1 (left of steering column)
• W16/3 (left front wheelhousing)
• W18 (under driver's seat, on cross member)

Rear Wiper Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Rear Wiper Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• (left rear of trunk) w6/1
• 12a
• 19a
• Can connector
• Can h
• Can l
• Cockpit switch group
• Fuse & relay box (left rear of engine compt)
• Fuse 15a
• Fuse 25a
• Fuse 40a
• Hot at all times
• Hot in run or start
• Led hw
• Pse control module (left rear of trunk)
• R wipe
• Rear fuse box (under right rear seat)
• Signal pick-up & activation module (left rear of engine compt)
• Tailgate window wiper motor relay module
• Tailgate window wiper switch
• Thw
• W18 (under driver's seat, on cross member)
• W19 (under front passenger seat)