All Wiring Diagrams for Lexus IS 350C 2014 model

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 3) for Lexus IS 350C 2014

List of elements for Automatic A/C Wiring Diagram (1 of 3) for Lexus IS 350C 2014:

(right side of dash) power source control ecu
A/c amplifier (center of dash)
A/c fuse 7.5a
A/c pressure sensor (left side of radiator)
A/c room temperature sensor (cooler thermistor) (left center of dash)
A11
A27
Automatic light control sensor (top front of dash)
B1 (right front of engine compt)
Ba2
Ba3
Bllh
Blrh
Blw
Computer data lines system
D12
D13
D29
Dgs
Dgs1
Ecu-ig lh fuse 10a
Gnd
Hot at all times
Htr1
Htr2
Ig+
Ig1d
J/c a33 & j80 (right a33 kick panel)
J/c a7 & a8 (left side of engine compt)
J/c j70 (right side of dash)
J1 (left kick panel)
J58
J59
J80
Ja3
Ja4
Jk1
Left cowl side j/b (left end of dash)
Lh-ig fuse 10a
Lh-ig1 relay
Lh-ig2 relay
Lout
Mhtr
Mpx+
Mpx-
Pnk
Pre
Rdfg
Rear window defogger switch
Red
Right cowl side j/b (right end of dash)
Rout
S5-2
S5-4
Seat heater switch (w/ climate control seat)
Seats system
Sg-1
Sg-2
Sg-4
Sg-6
Smog ventilation sensor (3.5l) (right front of radiator)
Sol+
Solar sensor
Svs5
Svsg
Sw 4
Sw 5
Tsd
Tsl
Tsp
Tsr

Automatic A/C Wiring Diagram (2 of 3) for Lexus IS 350C 2014

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List of elements for Automatic A/C Wiring Diagram (2 of 3) for Lexus IS 350C 2014:

(right side of dash)
2.5l
3.5l
A5 (right rear of engine compt)
Acmg
Ae1
Ba2
Canh
Canl
Computer data lines system
Cooler (ambient temperature sensor) thermistor (left center of front bumper fascia)
Cooling unit motor sub-assembly w/ fan
Crank position sensor (left front of engine)
E1 (left rear of engine)
Ea1
Efi engine coolant temperature sensor (rear of engine)
Engine control module (left side of engine compt)
Engine room j/b 1 (right rear of engine compt)
Engine room r/b 1 (right rear of engine compt)
Etam
Ethw
Fan
Fan1 fuse 40a
Fan2
Fan2 fuse 40a
Glw plg1 fuse 50a
Glw plg2 fuse 50a
Glw rly1 relay
Glw rly2 relay
Gnd
Heater fuse 50a
Hot at all times
J/c a8 (left side of engine compt)
J/c e1 (left side of engine compt)
Ja4
Lcki
Nca
Ne+
Ne-
Pnk
Red
Tam
Thw
Water by-pass glow plug (rear of engine)

Automatic A/C Wiring Diagram (3 of 3) for Lexus IS 350C 2014

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List of elements for Automatic A/C Wiring Diagram (3 of 3) for Lexus IS 350C 2014:

(left side of engine compt) j/c a10 & e1
2.5l
3.5l
A/c amplifier (center of dash)
A/c blower assembly
A/c comp fuse 7.5a
A/c comp relay
A/c evaporator temperature sensor
A10
A2 (left rear of engine compt)
A3 (left rear of engine compt)
Ae1
B2 (left front of engine compt)
Ba1
Bbus
Bus
Bus g
Compressor assembly w/ magnet clutch
Connector housing color (black)
Connector housing color (green)
Connector housing color (natural)
Connector housing color (red)
Cooling fan motor 1 (left front of engine compt)
Cooling fan motor 2 (right front of engine compt)
Damper servo motor (air inlet)
Damper servo motor (air mix driver side)
Damper servo motor (air mix front passenger side)
Damper servo motor (air vent mode)
Damper servo motor (cool air bypass)
E1 (left rear of engine)
Engine room r/b 2 (left side of engine compt)
Fan 1 relay
Fan 2 relay
Fan 3 relay
Flow control valve
Hot at all times
J/c a7 & a8 (left side of engine compt)
J/c a9 (left side of engine compt)
Lock sensor
Magnetic clutch
Red

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram (1 of 2) for Lexus IS 350C 2014

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List of elements for Anti-lock Brakes Wiring Diagram (1 of 2) for Lexus IS 350C 2014:

(left rear of engine compt) a2
+bs
A24
A25
A3 (left rear of engine compt)
A33
Abs1 fuse 50a
Abs2 fuse 30a
Ap1
Aq1
Brake actuator assembly (left rear corner of engine compt)
Brake pedal load sensing switch (left side of dash)
Buzzer
Canh
Canl
Computer data lines system
Csw
D12
D14
Data link connector (dlc) 3 (left side of dash)
Ecu-ig rh fuse 10a
Engine room j/b 1 (right rear of engine compt)
Engine room r/b 1 (right rear of engine compt)
Fl+
Fl-
Flo
Fr+
Fr-
Fro
Fsw+
Gauge fuse 7.5a
Gnd1
Gnd2
Hot at all times
Hot w/ ig2 relay energized
Ig1
Ig1d
Interior lights system
J/c a15 (left rear corner of engine compt)
J/c a20 (left end of dash)
J/c a33 & j80 (right kick panel)
J/c a9 (left side of engine compt)
J/c j27 (left side of dash)
J4 (right kick panel)
J80
Ja3
L10
Left front speed sensor (left front wheel hub assembly)
Left rear speed sensor (left rear wheel hub assembly)
Mpx-b fuse 10a
Parking brake switch (base of parking brake foot lever assembly)
Pkb
Pnk
Power source control ecu (right side of dash)
Red
Rh- ig1 relay
Right cowl side j/b (right end of dash)
Right front speed sensor (right front wheel hub assembly)
Right rear speed sensor (right rear wheel hub assembly)
Rl+
Rl-
Rr+
Rr-
Skid control buzzer (w/ dynamic radar cruise control) (left side of dash)
Sp1
Stop sw fuse 7.5a
Stp1
Stp2
Stpo
Va1
Vsc off switch
Wa1
Xp1
Yq1

Anti-lock Brakes Wiring Diagram (2 of 2) for Lexus IS 350C 2014

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List of elements for Anti-lock Brakes Wiring Diagram (2 of 2) for Lexus IS 350C 2014:

(left side of dash)
A10
A29
Abs ind
Ae1
Bat
Brake fluid level warning switch (brake master cylinder reservoir sub-assembly) (brake fluid reservoir)
Brake ind
Brk-lp relay
Canh
Canl
Combination meter assembly
Computer data lines system
D12
D13
D29
Ecu-ig lh fuse 10a
Engine control module (left side of engine compt)
Engine room r/b 2 (left side of engine compt)
Ess
Gnd
Headlamp leveling ecu (left kick panel)
Hot at all times
Ig+
Ig2 or dome +b
Ind master
Input circuit
J/c a15 (left rear corner of engine compt)
J/c a29 & j10 (left kick panel)
J/c a33 (right kick panel)
J/c a7 & a8 (left side of engine compt)
J/c j27 (left side of dash)
J/c j70 (right side of dash)
J1 (left kick panel)
J10
J2 (under center console)
J34
J35
J4 (right kick panel)
Ja3
Left cowl side j/b (left end of dash)
Lh- ig1 relay
Lh- ig2 relay
Lh-ig fuse 10a
Micro computer
Micro computer (sub)
Mpx+
Mpx-
Multi information display
Out
Park/neutral position switch assembly (right side of transmission)
Pnk
Red
Right cowl side j/b (right end of dash)
Slip ind
Slip off ind
Spdl
Spdr
Steering sensor (on steering column)
Stop lamp control relay (left side of dash)
Stop lamp switch
Stp
Yaw rate sensor (under center console)

ANTI-THEFT

Anti-theft Wiring Diagram (1 of 5) for Lexus IS 350C 2014

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List of elements for Anti-theft Wiring Diagram (1 of 5) for Lexus IS 350C 2014:

2.5l hid w/ headlight cleaner
A24
A36
Acc
Acc fuse 7.5a
Act+
Act-
Actd
Altb
Batb
Becu
Bzr
Computer data lines system
D10
Dcty
Diode (luggage compartment lamp) (left front of trunk)
Ecu-ig rh fuse 10a
Except 2.5l hid w/ headlight cleaner
Fr door rh fuse 20a
Gnd
Gnd1
Gnd2
Haz
Headlights system
Hot at all times
Hot in on or acc
Hot in on or start
Hrly
Ind
Integration control & panel assembly
J/c a15 (left rear corner of engine compt)
J/c j27 (left side of dash)
J113
J17
J18
J2 (under center console)
J21
J24
J3 (under center console)
J74
J75
Jp2
Jq1
Key lock
Key unlock
Kul
L1 (right front door)
Left front door courtesy light switch assembly (left front "b" pillar)
Left front door lock assembly (driver's door)
Lgcy
Lp1
Lsw
Lswp
Mpx1
Mpx2
Mq1
Multi- display assembly
Pcty
Power window regulator master switch assembly
Q1 (under driver seat)
Right cowl side j/b (right end of dash)
Right front door courtesy light switch assembly (right front "b" pillar)
Right front door lock assembly (front passenger's door)
Right main body ecu
Secu
Security horn assembly (right rear of engine compt)
Security indicator light
Ti & te fuse 20a
Tr+
Unlock detection
W/ navigation
W/o navigation
Wireless door lock buzzer (inside left front wheelwell)

Anti-theft Wiring Diagram (2 of 5) for Lexus IS 350C 2014

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List of elements for Anti-theft Wiring Diagram (2 of 5) for Lexus IS 350C 2014:

A12
A30
Acty
Bdcy
Computer data lines system
D11
D12
D18
Door
Fr door lh fuse 20a
Gnd
Haz
Hot at all times
Hot in on or start
J/c j71 (right side of dash)
J/c j80 (right side of dash)
J/c m14 (driver's door)
J1 (left kick panel)
J2 (under center console)
J29
Jq1
Jr2
Lct
Left cowl side j/b (left end of dash)
Left main body ecu
Lh-ig fuse 10a
Light left dome
Light right dome
Lpsw
Luggage compartment door lock assembly (left rear of trunk)
Luggage electrical key switch (center rear of trunk)
Map light assembly
Mpx1
Mpx2
Mpxb
Mq1
Mq2
Q2 (left side of trunk)
Q35
Qh1
Red
Right cowl side j/b (right end of dash)
Sliding roof control ecu (center front of trunk)
Turn signal flasher (left center of dash)
W/ memory
W/o memory

Anti-theft Wiring Diagram (3 of 5) for Lexus IS 350C 2014

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List of elements for Anti-theft Wiring Diagram (3 of 5) for Lexus IS 350C 2014:

(right front of trunk) p2
A2 (left rear of engine compt)
A29
Ap1
Aq1
B1 (right front of engine compt)
Computer data lines system
Data
Dome fuse 10a
Door control receiver (under center of base of rear window)
Engine hood courtesy switch (center front of engine compt)
Engine room j/b 2 (left side of engine compt)
Engine room r/b 1 (right rear of engine compt)
Foot light
Front controller
Gnd
Horn (high) (right front of radiator)
Horn (low) (left front of radiator)
Horn fuse 10a
Horn relay
Hot at all times
J/c a29 & j10 (left kick panel) a29
J/c l11 (front passenger's door)
J/c m14 (driver's door)
J10
Left outer rear view mirror assembly
Lp1
Lp2
Mlp
Mlp-
Mpx-b fuse 10a
Mq1
Qp2
Red
Right outer rear view mirror assembly
Rssi

Anti-theft Wiring Diagram (4 of 5) for Lexus IS 350C 2014

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List of elements for Anti-theft Wiring Diagram (4 of 5) for Lexus IS 350C 2014:

(front passenger's door) j/c l11
(in left front door) left front door handle electrical key antenna
(in right front door) right front door handle electrical key antenna
(right rear quarterpanel) certification ecu
(right side of luggage compt) outside luggage electrical key antenna
(under center console) indoor console electrical key oscillator
(under front passenger seat)
(under left side of rear seat) rear indoor electrical key oscillator
+b1
Acc
Agnd
Ant1
Ant2
Antenna coil
Cg1b
Cg2b
Cg5b
Cg6b
Cg7b
Cg8b
Clg
Clg1
Clg2
Clg5
Clg6
Clg7
Clg8
Clgb
Code
Com
Computer data lines system
Engine switch
Gnd
Indoor luggage compartment electrical key oscillator (left rear of luggage compt)
Inds
Indw
Jp2
Left front door electrical key oscillator (in left front door)
Lin
Lp2
Mpx1
Mpx2
Mq2
P1 (under front passenger seat)
Pnk
Q1 (under driver seat)
Qp1
Qp2
Rc0
Rda
Red
Right front door electrical key oscillator (in right front door)
Rssi
Sel
Sel1
Sel2
Sen1
Sen2
Sens
Sgt
Ss1
Ss2
Swil
Trg+
Trg-
Tsw1
Tsw2
Txct
Vc5
W/ memory
W/o memory

Anti-theft Wiring Diagram (5 of 5) for Lexus IS 350C 2014

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List of elements for Anti-theft Wiring Diagram (5 of 5) for Lexus IS 350C 2014:

(left side of dash) stop lamp switch
A25
A27
A29
Accd
Am1
Am2
Am2 fuse 7.5a
Canh
Canl
Combination meter assembly
Computer data lines system
Ctsw
D11
D12
Door ind
Efii
Efio
Engine control module (ecm) (left side of engine compt)
Gauge fuse 7.5a
Gnd
Gnd2
Hot at all times
Hot in on or start
Id code box (center of dash)
Ig+
Ig1d
Ig2 or dome +b
Ig2d
Ign fuse 10a
Imi
Imo
Inds
Indw
Input circuit
J/c a29 & j10 (left kick panel)
J/c a33 (right kick panel)
J/c j10 (left kick panel)
J/c j27 (left side of dash)
J/c j71 (right side of dash)
J/c j80 (right side of dash)
J1 (left kick panel)
J10
J2 (under center console)
J34
Ja3
Jp2
Left cowl side j/b (left end of dash)
Lin
Lin1
Master ind
Micro computer
Micro computer (sub)
Mpx+
Mpx-
Mpx1
Mpx2
Multi information display
Pnk
Power distribution system
Power source control ecu (right side of dash)
Red
Right cowl side j/b (right end of dash)
Security fuse 7.5a
Shift interlock system
Sksw
Slp
Slr+
Spd
Ssw1
Ssw2
Starting/charging system
Steering lock actuator (steering column)
Stop sw fuse 7.5a
Stp
Str1
Str2
Stsw
Swil
Tach

BODY CONTROL MODULES

Body ECU Wiring Diagram (1 of 2) for Lexus IS 350C 2014

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List of elements for Body ECU Wiring Diagram (1 of 2) for Lexus IS 350C 2014:

(right rear quarterpanel) certification ecu
A11
A15
A20
A24
A36
Acan
Acc
Acc fuse 7.5a
Act+
Act-
Actd
Altb
Anti-theft system
Batb
Becu
Bzr
Cltb
Clte
Clts
Cspt
D17
Data link connector (dlc) 3 (left side of dash)
Dcm (telematics transceiver) (right side of dash)
Dcty
Dcyl
Dia
Door locks system
Ecu-ig rh fuse 10a
Engine room r/b 1 (right rear of engine compt)
Exterior lights system
Fr door rh fuse 20a
Fspt
Fuel
Fusw
Gnd1
Gnd2
Gsw
Haz
Hdlo
Head
Headlights system
Hot at all times
Hot in on or acc
Hot in on or start
Hrly
Ind
Instrument cluster system
Interior lights system
J/c j27 (left side of dash)
J/c j80 (right side of dash)
J101
J21
J4 (right kick panel)
J74
J75
Jp2
L10
Lgcy
Lswp
Memory systems
Mirb
Mire
Mirs
Mpd1
Mpx-b fuse 10a
Mpx1
Mpx2
Multiplex tilt & telescopic ecu (on steering column)
Network gateway ecu (right side of dash)
Obd2
Occupant detection ecu (if equipped) (under front passenger's seat)
Pcty
Pcyl
Pkb
Pnk
Pt2
Pwr
Red
Ret
Right cowl side j/b (right end of dash)
Right main body ecu (right end of dash)
Sil
Snow
Ti & te fuse 20a
Tkul
To j/c j27 (diagram 2 of 2)
Tr+
Transmissions system
Trly
Trunk, tailgate, fuel doors system
Tsw
Wiper/washer system

Body ECU Wiring Diagram (2 of 2) for Lexus IS 350C 2014

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List of elements for Body ECU Wiring Diagram (2 of 2) for Lexus IS 350C 2014:

A11
A14
A15
A16
A19
A28
A30
Acty
Altl
Back
Bdcy
D18
Engine room j/b 2 (left side of engine compt)
Exterior lights system
Fr wip fuse 30a
From right cowl side j/b (diagram 1 of 2)
Front controller
Fuel opn fuse 10a
Gnd
Headlights system
Hot at all times
Hot in on or start
Ile1
Interior lights system
J/c j27 (left side of dash)
J1 (left kick panel)
J10
J114
J12
J2 (under center console)
Jq1
Left cowl side j/b (left end of dash)
Left main body ecu (left end of dash)
Lh-ig fuse 10a
Lpsw
Mpx1
Mpx2
Mpxb
Multi-media module receiver assembly
Pnk
Power distribution
Power distribution system
Q36
Red
Rev
S/m
S/s
Sftp
Sgnd
Sliding roof control ecu (center front of trunk)
System
Trunk, tailgate, fuel doors system
Wig
Wiper/washer system
Wng

Front Controller Wiring Diagram for Lexus IS 350C 2014

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List of elements for Front Controller Wiring Diagram for Lexus IS 350C 2014:

(not used)
(w/ hid)
(w/o hid)
20a
A2 (left rear of engine compt)
Body ecu circuit
D15
D18
Door locks system
Ecu-ig lh fuse 10a
Engine room j/b 2 (left side of engine compt)
Engine room r/b 1 (right rear of engine compt)
Exterior lights system
F10
Front controller
G10
G11
G12
G13
H-lp upr fuse 15a
Headlights system
Horn fuse 10a
Horn relay
Horns system
Hot at all times
Hot in on or start
Instrument cluster system
J/c j27 (left side of dash)
J/c q7 & u1 (under driver's seat)
Jr2
Left cowl side j/b (left end of dash)
Left front seat position control ecu & switch (w/ memory) (under driver's seat)
Left outer mirror control ecu (left front door)
M10
Mpx
Mpx-b fuse 10a
Mpx1
Mpx2
Mq1
Power source control ecu (right side of dash)
Rain sensor (front center of roof at windshield)
Right cowl side j/b (right end of dash)
W/ auto wiper
W/ head hi relay
W/ memory
Wiper/washer system

Integration Control and Panel Wiring Diagram for Lexus IS 350C 2014

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List of elements for Integration Control and Panel Wiring Diagram for Lexus IS 350C 2014:

A24
Acc
Acc fuse 7.5a
Anti-theft system
Clock
D12
D14
D27
Ecu ig rh fuse 10a
Engine room r/b 1 (right rear of engine compt)
Exterior lights system
Front passenger air bag on\off ind light
Front passenger seat belt warning light
Hazard switch
Hot at all times
Hot in on or acc
Hot in on or start
Ig+
Ill+
Ill-
Integration control & panel assembly
Interior lights system
J/c j27 (left side of dash)
J1 (left kick panel)
Left cowl side j/b (left end of dash)
Mpx-b fuse 10a
P-ab
Paon
Pnk
Red
Right cowl side j/b (right end of dash)
Security ind light
Sound systems
Tx+
Tx-

COMPUTER DATA LINES

Data Link Connector Wiring Diagram for Lexus IS 350C 2014

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List of elements for Data Link Connector Wiring Diagram for Lexus IS 350C 2014:

A10
Bat
Brake actuator assembly (left rear corner of engine compt)
Canh
Canl
Combination meter assembly
D11
D28
Data link connector (dlc) 3 (left side of dash)
Dcm (telematics transceiver) (right side of dash)
Dia
E1 (left rear of engine)
Engine control module (left side of engine compt)
High/low bus circuit
Hot at all times
J/c a10 & e1 (left side of engine compt)
J/c j10 (left kick panel)
J/c j27 (left side of dash)
J/c j70 (right side of dash)
J/c j80 (right side of dash)
J1 (left kick panel)
J101
J34
J74
Ja3
Jp2
L10
Left cowl side j/b (left end of dash)
Main body ecu
Network gateway ecu (right side of dash)
Obd fuse 7.5a
Obd2
Occupant classification ecu (w/ occupant classification system)
Pt2
Red
Right cowl side j/b (right end of dash)
Sil
Tac

High/Low Bus Wiring Diagram (1 of 3) for Lexus IS 350C 2014

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List of elements for High/Low Bus Wiring Diagram (1 of 3) for Lexus IS 350C 2014:

(right kick panel) j4
A/c amplifier (center of dash)
A20
A24
Acc
Acc fuse 7.5a
Batt
Ca1h
Ca1l
Canh
Canl
Clearance warning ecu (w/ parking assist) (left front of trunk)
Combination meter
D12
D14
D27
Data link connector (dlc) 3 (left side of dash)
Ecu-ig rh fuse 10a
Engine room r/b 1 (right rear of engine compt)
Gnd
Gtx+
Gtx-
Hot at all times
Hot w/ acc relay energized
Input circuit
J/c j27 (left side of dash)
J/c j71 (right side of dash)
J/c j80 (right side of dash)
J1 (left kick panel)
J21
J34
J58
J75
Jq1
Left cowl side j/b (left end of dash)
Main body ecu
Micro computer
Mpd1
Mpd2
Mpi1
Mpi2
Mpx+
Mpx-
Mpx-b fuse 10a
Mpx1
Mpx2
Network gateway ecu (right side of dash)
Pnk
Red
Rh- ig 1 relay
Right cowl side j/b (right end of dash)
Sil
Tire pressure warning ecu (if equipped) (center of dash)

High/Low Bus Wiring Diagram (2 of 3) for Lexus IS 350C 2014

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List of elements for High/Low Bus Wiring Diagram (2 of 3) for Lexus IS 350C 2014:

(center front of trunk) sliding roof control ecu
(on steering column) (if equipped) multiplex tilt & telescopic ecu
(right front door) (w/ memory) right outer mirror control ecu
(right rear quarterpanel) certification ecu assembly
(right side of dash) power source control ecu
(under front passenger's seat) (w/ memory) right front position control ecu & switch
A31
Canh
Canl
Ig1d
J/c j1 (left kick panel)
J/c j2 (right kick panel)
J/c p24 (left rear corner of trunk)
J114
J26
Ja4
Jp2
L10
Lp1
Mpx1
Mpx2
Mq1
Multi-media module receiver assembly (w/ navigation system)
P49
Pnk
Power steering ecu (right rear of engine compt)
Power window regulator master switch assembly
Pt1
Q36
Qp2
Red
Right front power window regulator switch assembly
Seat belt control ecu (w/ pre-collision system) (center front of trunk)
Windshield wiper switch assembly

High/Low Bus Wiring Diagram (3 of 3) for Lexus IS 350C 2014

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List of elements for High/Low Bus Wiring Diagram (3 of 3) for Lexus IS 350C 2014:

(left front door) (w/ memory) left outer mirror control ecu
A30
Atx+
Atx-
Brake actuator assembly (left rear corner of engine compt)
Canh
Canl
Center air bag sensor assembly (under center console)
D15
Distance control ecu (w/ dynamic radar cruise control) (left side of dash)
Engine control module (left side of engine compt)
Engine room j/b 2 (left side of engine compt)
Front controller
Integration control & panel assembly (w/o navigation)
J/c q7 & u1 (under driver's seat)
J100
J113
J114
J47
J95
J96
J98
J99
Ja3
Jp1
Jr2
Left cowl side j/b (left end of dash)
Left front position control ecu & switch (w/ memory) (under driver's seat)
M10
Main body ecu
Mpx
Mpx1
Mpx2
Mq1
Multi-display assembly
Multi-media module receiver assembly
Multimedia interface ecu (lower right side of dash)
P30
Pnk
Radio receiver assembly
Rain sensor (w/ auto wiper) (front center of roof at windshield)
Red
Steering sensor (on steering column)
Stereo component amplifier (w/o navigation) (right side of trunk)
Tx+
Tx-
Tx1+
Tx1-
Tx2+
Tx2-
Tx3+
Tx3-
Txm+
Txm-
W/ navigation
W/o navigation
Yaw rate sensor (under center console)

COOLING FAN

Cooling Fan Wiring Diagram for Lexus IS 350C 2014

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List of elements for Cooling Fan Wiring Diagram for Lexus IS 350C 2014:

(left side of engine compt) engine room r/b 2
2.5l
3.5l
A/c amplifier (center of dash)
A/c pressure sensor (left side of radiator)
A3 (left rear of engine compt)
B2 (left front of engine compt)
Ba1
Ba3
Canh
Canl
Computer data lines system
Cooling fan motor 1 (left front of engine compt)
Cooling fan motor 2 (right front of engine compt)
Crank position sensor (left front of engine)
D12
D13
E1 (left rear of engine)
Efi engine coolant temperature sensor (rear of engine)
Engine control module (left side of engine compt)
Engine room j/b 1 (right rear of engine compt)
Ethw
Fan
Fan 1 relay
Fan 2 relay
Fan 3 relay
Fan1 fuse 40a
Fan2
Fan2 fuse 40a
Hot at all times
Ig1d
J/c a7 & a8 (left side of a7 engine compt)
J/c a7 & a8 (left side of engine compt)
J/c e1 (left side of engine compt)
J1 (left kick panel)
J58
Ja3
Left cowl side j/b (left end of dash)
Lh-ig fuse 10a
Lh-ig1 relay
Mpx+
Mpx-
Nca
Ne+
Ne-
Pnk
Power source control ecu (right side of dash)
Pre
Red
Right cowl side j/b (right end of dash)
S5-2
Sg-2
Thw

CRUISE CONTROL

Cruise Control Wiring Diagram, with Dynamic Radar Controls (1 of 3) for Lexus IS 350C 2014

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List of elements for Cruise Control Wiring Diagram, with Dynamic Radar Controls (1 of 3) for Lexus IS 350C 2014:

+b1
+res
-set
2.5l
3.5l
A10
A2 (left rear of engine compt)
Accelerator position sensor (accelerator pedal assembly (left side of dash)
Anti-lock brakes system
Batt
Cancel
Canh
Canl
Cchg
Ccs
Computer data lines system
Control steering right distance
Cruise control main switch
Cruise control switch
D12
D13
E1 (left rear of engine)
Efi fuse 25a
Efi main relay
Engine control module (left side of engine compt)
Engine controls system
Engine room j/b 2 (left side of engine compt)
Epa
Epa2
Gauge fuse 7.5a
Hot at all times
Hot w/ ig2 relay energized
Ig1d
Ign fuse 10a
Igsw
J/c a10 & e1 (left rear of engine compt)
J/c a29 (left kick panel)
J/c a9 (left side of engine compt)
J/c j27 (left side of dash)
J/c j70 (right side of dash)
J24
J4 (right kick panel)
Ja3
Lgnd
Mode
Mrel
On/off
Pad switch
Paddle shift switch
Pnk
Power source control ecu (right side of dash)
Red
Rh-ig fuse 7.5a
Rh-ig1 relay
Right cowl side j/b (right end of dash)
Right paddle shift switch
Sftd
Sftu
Shift switch left paddle
Spd
Spiral cable sub- assembly (under steering wheel)
St1-
Steering pad switch assembly
Stop lamp switch (left side of dash)
Stp
Vcp2
Vcpa
Vpa
Vpa2

Cruise Control Wiring Diagram, with Dynamic Radar Controls (2 of 3) for Lexus IS 350C 2014

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List of elements for Cruise Control Wiring Diagram, with Dynamic Radar Controls (2 of 3) for Lexus IS 350C 2014:

(left side of engine compt) engine control module
+bm
2.5l
3.5l
A10
A33
Ae1
Combination meter assembly
Computer data lines system
Cruise ind
D12
D13
D29
E01
E02
E03
E1 (left rear of engine)
E2 (right rear of engine)
E3 eta
Ecu-ig lh fuse 10a
Engine controls system
Engine room r/b 1 (right rear of engine compt)
Engine room r/b 2 (left side of engine compt)
Etcs fuse 10a
Ge01
Hot at all times
Ig+
Ig2 or dome +b
Input circuit
J/c a10 & e1 (left rear of engine compt)
J/c a33 & j80 (right kick panel)
J/c j27 (left side of dash)
J1 (left kick panel)
J2 (under center console)
J34
J80
Ja3
Left cowl side j/b (left end of dash)
Lh-ig fuse 10a
Lh-ig1 relay
Lh-ig2 relay
Me01
Micro computer
Mpx+
Mpx-
Mpx-b fuse 10a
Nca
Pnk
Red
Right cowl side j/b (right end of dash)
Speedometer
Throttle w/ motor body assembly (rear of engine)
Transmission control switch (below center console)
Vc2 vcta
Vta1
Vta2

Cruise Control Wiring Diagram, with Dynamic Radar Controls (3 of 3) for Lexus IS 350C 2014

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List of elements for Cruise Control Wiring Diagram, with Dynamic Radar Controls (3 of 3) for Lexus IS 350C 2014:

(left front wheel hub assembly)
(left rear corner of engine compt) brake actuator assembly
(left side of engine compt) j/c e1
2.5l
3.5l
A10
Ap1
Aq1
Ba2
Ca1h
Ca1l
Canh
Canl
Computer data lines system
Distance control ecu (left side of dash)
E1 (left rear of engine)
E49
Electronically controlled transmission solenoid (on left side of transmission)
Engine control module (left side of engine compt)
Eoil
Fl+
Fl-
Fr+
Fr-
Gnd
Igb
J/c a10 & e1 (left rear of engine compt)
J/c e2 (3.5l) j/c e49 (2.5l) (left side of engine compt)
Ja3
Ja4
Left front speed sensor
Left rear speed sensor (on left rear wheel hub assembly)
Lgnd
Lrdd
Lrrd
Millimeter wave radar sensor (behind center front grille)
Mode
Mpi1
Mpi2
Network gateway ecu (right side of dash)
Oil
Park/neutral position switch (right side of transmission)
Pnk
Red
Right front speed sensor (right front wheel hub assembly)
Right rear speed sensor (on right rear wheel hub assembly)
Rl+
Rl-
Rr+
Rr-
Sgnd
Sl1+
Sl1+ red
Sl1-
Sl2+
Sl2-
Slt+
Slt-
Slu+
Slu-
Sp1
Va1
Wa1
Xp1
Yq1

Cruise Control Wiring Diagram, without Dynamic Radar Controls (1 of 3) for Lexus IS 350C 2014

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List of elements for Cruise Control Wiring Diagram, without Dynamic Radar Controls (1 of 3) for Lexus IS 350C 2014:

(left kick panel) j/c a29
+b1
+res
-set
2.5l
3.5l
A10
A2 (left rear of engine compt)
Accelerator position sensor (accelerator pedal assembly) (left side of dash)
Batt
Cancel
Canh
Canl
Ccs
Computer data lines system
Cruise control main switch
Cruise control switch
D12
D13
E1 (left rear of engine)
Efi fuse 25a
Efi main relay
Engine control module (left side of engine compt)
Engine controls system
Engine room j/b 2 (left side of engine compt)
Epa
Epa2
Gauge fuse 7.5a
Hot at all times
Hot w/ ig2 relay energized
Ig1d
Ign fuse 10a
Igsw
J/c a10 & e1 (left rear of engine compt)
J/c a33 (right kick panel)
J/c a9 (left side of engine compt)
J/c j27 (left side of dash)
J/c j70 (right side of dash)
J24
J4 (right kick panel)
Ja3
Left paddle shift switch
Mrel
On/off
Paddle shift switch
Pnk
Power source control ecu (right side of dash)
Red
Rh-ig fuse 7.5a
Rh-ig1 relay
Right cowl side j/b (right end of dash)
Right paddle shift switch
Sftd
Sftu
Spd
Spiral cable sub- assembly (under steering wheel)
St1-
Steering pad switch
Stop lamp switch (left side of dash)
Stop sw fuse 7.5a
Stp
Transmission control switch (below center console)
Vcp2
Vcpa
Vpa
Vpa2

Cruise Control Wiring Diagram, without Dynamic Radar Controls (2 of 3) for Lexus IS 350C 2014

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List of elements for Cruise Control Wiring Diagram, without Dynamic Radar Controls (2 of 3) for Lexus IS 350C 2014:

+bm
2.5l
3.5l
A10
A33
Ae1
Combination meter assembly
Computer data lines system
Cruise ind
D12
D13
E01
E02
E03
E1 (left rear of engine)
E2 (right rear of engine)
E3 eta
Engine control module (left side of engine compt)
Engine controls system
Engine room r/b 1 (right rear of engine compt)
Engine room r/b 2 (left side of engine compt)
Etcs fuse 10a
Ge01
Hot at all times
Ig+
Ig2 or dome +b
Input circuit
J/c a10 & e1 (left rear of engine compt)
J/c a33 & j80 (right kick panel)
J/c j27 (left side of dash)
J1 (left kick panel)
J2 (under center console)
J34
J80
Ja3
Left cowl side j/b (left end of dash)
Lh-ig fuse 10a
Lh-ig1 relay
Me01
Micro computer
Mpx+
Mpx-
Mpx-b fuse 10a
Nca
Pnk
Right cowl side j/b (right end of dash)
Speedometer
Throttle w/ motor body assembly (rear of engine)
Vc2 vcta
Vta1
Vta2

Cruise Control Wiring Diagram, without Dynamic Radar Controls (3 of 3) for Lexus IS 350C 2014

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List of elements for Cruise Control Wiring Diagram, without Dynamic Radar Controls (3 of 3) for Lexus IS 350C 2014:

(left front wheel hub assembly) left front speed sensor
(left rear of engine) e1
(left side of engine compt) j/c e1
(on left rear wheel hub assembly)
(on right rear wheel hub assembly)
(right front wheel hub assembly) right front speed sensor
2.5l
3.5l
Ap1
Aq1
Brake actuator assembly (left rear corner of engine compt)
Ca1h
Ca1l
Canh
Canl
Computer data lines system
E49
Electronically controlled transmission solenoid (on left side of transmission)
Engine control module (left side of engine compt)
Eoil
Fl+
Fl-
Fr+
Fr-
J/c e2 (3.5l) j/c e49 (2.5l) (left side of engine compt)
Left rear speed sensor
Mpi1
Mpi2
Network gateway ecu (right side of dash)
Oil
Park/neutral position switch (right side of transmission)
Pnk
Red
Right rear speed sensor
Rl+
Rl-
Rr+
Rr-
Sl1+
Sl1+ red
Sl1-
Sl2+
Sl2-
Slt+
Slt-
Slu+
Slu-
Sp1
Va1
Wa1
Xp1
Yq1

DEFOGGERS

Front Deicer Wiring Diagram for Lexus IS 350C 2014

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List of elements for Front Deicer Wiring Diagram for Lexus IS 350C 2014:

D13
Deicer fuse 25a
Deicer relay
Engine room r/b 2 (left side of engine compt)
Engine room r/b 3 (left rear of engine compt)
Front wiper deicer (windshield glass) (left rear of engine compt)
Front wiper deicer switch
Hot at all times
Hot in on or start
Ill+
Ill-
Interior lights system
J/c a15 (left rear corner of engine compt)
J/c j70 (right side of dash)
J1 (left kick panel)
Ja3
Left cowl side j/b (left end of dash)
Red
Rh-ig fuse 7.5a
Right cowl side j/b (right end of dash)

Rear Defogger & Heated Mirrors Wiring Diagram for Lexus IS 350C 2014

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List of elements for Rear Defogger & Heated Mirrors Wiring Diagram for Lexus IS 350C 2014:

A/c amplifier (center of dash)
A/c fuse 7.5a
A27
D12
D13
D29
Defog fuse 30a
Defog relay
Ecu- ig lh fuse 10a
Gnd
Hot at all times
Ig+
Ig1d
J/c j70 (right side of dash)
J1 (left kick panel)
J10
J28
Jq1
Left cowl side j/b (left end of dash)
Left outer rear view mirror assembly
Lh- ig1 relay
Lh- ig2 relay
Lh-ig fuse 10a
Lp2
Luggage room r/b (left front of trunk)
Mhtr
Mir htr fuse 15a
Mir htr relay
Mirror heater
Mq2
Noise filter
P1 (under front passenger seat)
Pnk
Power source control ecu (right side of dash)
Q1 (under driver seat)
Q2 (left side of trunk)
Qp2
Qg1
Qk2
Qk3
Rdfg
Rear window defogger (back door glass)
Rear window defogger switch
Red
Right cowl side j/b (right end of dash)
Right outer rear view mirror assembly

ELECTRONIC POWER STEERING

Electronic Power Steering Wiring Diagram for Lexus IS 350C 2014

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List of elements for Electronic Power Steering Wiring Diagram for Lexus IS 350C 2014:

A10
A24
A25
A31
A5 (right rear of engine compt)
Bat
C1 (front of engine)
Canh
Canl
Combination meter assembly
Computer data lines system
Computer micro
D12
D14
Ecu-ig lh fuse 10a
Ecu-ig rh fuse 10a
Engine room j/b 1 (right rear of engine compt)
Engine room r/b 1 (right rear of engine compt)
Eps fuse 80a
Ess
Gauge fuse 7.5a
Hot at all times
Hot w/ ig2 relay energized
Hot w/ lh-ig2 relay energized
Hot w/ rh-ig1 relay energized
Incs
Input circuit
Insn
J/c j27 (left side of dash)
J2 (under center console)
J34
J4 (right kick panel)
Left cowl side j/b (left end of dash)
Mpx-b fuse 10a
Oucs
Ousn
Pgnd
Pig
Pnk
Power steering ecu (right rear of engine compt)
Power steering ind
Power steering motor (on power steering rack)
Red
Right cowl side j/b (right end of dash)
Rzcs
Rzg
Rzsn
Rzv
Shield
Srzg
Steering sensor (on steering column)
Steering torque sensor (on power steering rack)
Tqg1
Tqg2
Trqv

Power Tilt Steering Column Wiring Diagram for Lexus IS 350C 2014

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List of elements for Power Tilt Steering Column Wiring Diagram for Lexus IS 350C 2014:

A15
A18
A24
Computer data lines system
D12
D14
Down
Ecu-ig rh fuse 10a
Ecub
Engine room r/b 1 (right rear of engine compt)
Gnd
Headlamp dimmer switch assembly
Hot at all times
Hot w/ rh-ig1 relay energized
J/c j27 (left side of dash)
J2 (under center console)
J26
J4 (right kick panel)
Left cowl side j/b (left end of dash)
Long
Mpx-b fuse 10a
Mpx1
Mpx2
Msw
Multiplex tilt & telescopic ecu (on steering column)
Pnk
Red
Right cowl side j/b (right end of dash)
Short
Switch
Telescopic motor
Telescopic sensor
Tem+
Tem-
Tes
Ti & te fuse 20a
Tilt & telescopic
Tilt motor (at steering column)
Tim+
Tim-
Tis
Vce
Vci
Windshield wiper switch assembly

ENGINE PERFORMANCE

3.5L

3.5L, Engine Performance Wiring Diagram (1 of 8) for Lexus IS 350C 2014

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List of elements for 3.5L, Engine Performance Wiring Diagram (1 of 8) for Lexus IS 350C 2014:

(left center of front bumper fascia) ambient temperature sensor
(left kick panel) j/c a29 & j10
(left side of engine compt) engine room j/b 2
+b1
A29
Accelerator position sensor (accelerator pedal assembly) (left side of dash)
Accr
Acmg
Air conditioning system
Ba2
Batt
C/opn relay
Canh
Canl
Cchg
Ccs
Computer data lines system
Cooling fans system
Cruise control system
Ctsw
Efi 2 relay
Efi fuse 25a
Efi main relay
Efii
Efio
Engine control module (left side of engine compt)
Epa
Epa2
Eppm
Etam
F/pmp fuse 25a
Fan
Fan2
Fpr
Hot at all times
Ht1b
Ht2b
Id code box (center of dash)
Igsw
Imi
Imo
Irel
J/c a29 & j10 (left kick panel)
J10
Ja3
Ksw
Lgnd
Mpmp
Mrel
Nca
O1b-
O2b-
Ox1b
Ox2b
Oxygen sensor (bank 1 sensor 2) (right side exhaust system)
Oxygen sensor (bank 2 sensor 2) (left side exhaust system)
Pnk
Power source control ecu (right side of dash)
Ppmp
Red
Sftd
Sftu
Sksw
Spd
St1-
Sta
Starting/charging system
Stp
Stsw
Tach
Tam
Vcp2
Vcpa
Vcpp
Vpa
Vpa2
Vpmp

3.5L, Engine Performance Wiring Diagram (2 of 8) for Lexus IS 350C 2014

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List of elements for 3.5L, Engine Performance Wiring Diagram (2 of 8) for Lexus IS 350C 2014:

(left kick panel) j/c a29 & j10
(left side of engine compt) engine room r/b 2
(left side of engine compt) j/c a7 & a8
(right side of engine compt) fuel pump resistor
(top of fuel tank) fuel pump & gauge assembly
A2 (left rear of engine compt)
A29
Ae1
Aq1
Canister pressure sensor
Canister pump module (center rear of vehicle)
Efi 2 fuse 10a
Etcs fuse 10a
F/pmp relay
Hot at all times
Hot w/ ig 2 relay energized
Ig2 fuse 10a
Instrument cluster system
J/c a9 (left side of engine compt)
J10
Jq1
Leak detection pump
Nca
Pnk
Pump
Q1 (under driver seat)
Stop lamp switch (left side of dash)
Vent valve
Vvl+
Vvl-
Vvr+
Vvr-
Vvt sensor (bank 1 intake side) (right front of engine)
Vvt sensor (bank 2 intake side) (front of left cylinder head)

3.5L, Engine Performance Wiring Diagram (3 of 8) for Lexus IS 350C 2014

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List of elements for 3.5L, Engine Performance Wiring Diagram (3 of 8) for Lexus IS 350C 2014:

(below center console) transmission control switch
+bm
A10
A24
A25
Ae1
Air conditioning system
Camshaft timing oil control valve (bank 1 exhaust) (right cylinder head)
Camshaft timing oil control valve (bank 1 intake) (right cylinder head)
Crank position sensor (left front of engine)
D13
E03
E2 (right rear of engine)
Engine control module (left side of engine compt)
Eta
Gauge fuse 7.5a
Ge01
Hot at all times
Hot w/ ig 2 relay energized
Hot w/ rh-ig1 relay energized
Ign fuse 10a
J/c a33 (right kick panel)
J/c j70 (right side of dash)
J2 (under center console)
Ja3
Lcki
Me01
Nca
Ne+
Ne-
Oc1+
Oc1-
Oe1+
Oe1-
Pnk
Prg
Red
Rh-ig fuse 7.5a
Right cowl side j/b (right end of dash)
Sftd
Sftu
Stop sw fuse 7.5a
Vcta
Vcv1
Vcv2
Vta1
Vta2
Vv1+
Vv1-
Vv2+
Vv2-

3.5L, Engine Performance Wiring Diagram (4 of 8) for Lexus IS 350C 2014

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List of elements for 3.5L, Engine Performance Wiring Diagram (4 of 8) for Lexus IS 350C 2014:

(left side of dash) j/c j27
A10
Ae1
Combination meter
Computer data lines system
Cruise control system
Dome fuse 10a
E1 (left rear of engine)
Ect pwr ind
Ect snow ind
Efi
Engine oil level sensor (bottom of engine)
Engine room r/b 1 (right rear of engine compt)
Hot at all times
Ig+
Ig2 or dome+b
Ind malfunction
Input circuit
Interior lights system
J/c a10 & e1 (left side of engine compt)
J/c j70 (right side of dash)
J1 (left kick panel)
J21
J34
J35
J75
Lamp
Left cowl side j/b (left end of dash)
Master ind
Micro computer
Micro computer (sub)
Mpx+
Mpx-
Mpx-b fuse 10a
Mpx1
Mpx2
Multi information display
Nca
Pattern select switch assembly 1
Pnk
Pwr
Red
Right cowl side j/b (right end of dash)
Right main body ecu (right end of dash)
Snow
Speedometer
Tachometer

3.5L, Engine Performance Wiring Diagram (5 of 8) for Lexus IS 350C 2014

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List of elements for 3.5L, Engine Performance Wiring Diagram (5 of 8) for Lexus IS 350C 2014:

(rear of engine) efi engine coolant temperature sensor
(rear of engine) throttle body w/ motor
A/f fuse 15a
A/f relay
Ae1
E2 (right rear of engine)
Engine room j/b 2 (left side of engine compt)
Engine room r/b 2 (left side of engine compt)
Gnd
Hot at all times
Igf1
Igf2
Ignition coil 1 (top right of engine)
Ignition coil 2 (left top of engine)
Ignition coil 3 (top right of engine)
Ignition coil 4 (left top of engine)
Ignition coil 5 (top right of engine)
Ignition coil 6 (left top of engine)
Igt1
Igt2
Igt3
Igt4
Igt5
Igt6
Inj fuse 20a
Inj relay
Nca
Red

3.5L, Engine Performance Wiring Diagram (6 of 8) for Lexus IS 350C 2014

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List of elements for 3.5L, Engine Performance Wiring Diagram (6 of 8) for Lexus IS 350C 2014:

(front of engine) h1
(front of engine) i1
(fuel injectors 1, 3 & 5: right side of engine) (fuel injectors 2, 4 & 6: left side of engine) fuel injectors (direct injection)
(right front of engine) injector driver
(right rear of engine compt) spill control valve
+b2
A1a+
A1a-
A2a+
A2a-
Air fuel ratio sensor (bank 1 sensor 1) (right rear of engine)
Air fuel ratio sensor (bank 2 sensor 1) (left rear of engine)
E26
E27
Eg1
Fp+
Fp-
Fpd
Fpf1
Fuel pressure sensor (rear of engine)
Ha1a
Ha2a
Ij1+
Ij1-
Ij2+
Ij2-
Ij3+
Ij3-
Ij4+
Ij4-
Ij5+
Ij5-
Ij6+
Ij6-
Ijf2
Ijf3
Injf
Knock control sensor (bank 1) (top right side of engine)
Knock control sensor (bank 2) (top left side of engine)
Nca
Pnk
Red

3.5L, Engine Performance Wiring Diagram (7 of 8) for Lexus IS 350C 2014

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List of elements for 3.5L, Engine Performance Wiring Diagram (7 of 8) for Lexus IS 350C 2014:

(right side of transmission) park/neutral position switch
A1a+
A1a-
A2a+
A2a-
Ae1
E1 (left rear of engine)
E2 (right rear of engine)
Engine control module (left side of engine compt)
Eo4
Eo5
Epr
Ev1+
Ev1-
Ev2+
Ev2-
Ex+
Ex-
Ei1
Fpd
Fpf1
Fuel injectors (port injection) (fuel injectors 1, 3 & 5: top right side of engine) (fuel injectors 2, 4 & 6: top left side of engine)
Ha1a
Ha2a
Hot w/ lh-ig1 relay energized
Igt2
Igt5
Igt6
Ijf2
Ijf3
Injf
Left cowl side j/b (left end of dash)
Lh-ig fuse 10a
Red
Vc2
Vce1
Vce2
Vcpr
Vvt sensor (bank 1 exhaust side) (right rear of engine)
Vvt sensor (bank 2 exhaust side) (left rear of engine)

3.5L, Engine Performance Wiring Diagram (8 of 8) for Lexus IS 350C 2014

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List of elements for 3.5L, Engine Performance Wiring Diagram (8 of 8) for Lexus IS 350C 2014:

(left cylinder head) camshaft timing oil control valve (bank 2 exhaust)
(left cylinder head) camshaft timing oil control valve (bank 2 intake)
(left side of engine compt) j/c e2
(rear of engine) vsv (purge)
(right side of engine compt) intake mass air flow meter
Ae1
Alt
E01
E02
E2g
Ekn2
Eknk
Electronically controlled transmission solenoid (on left side of transmission)
Engine control module (left side of engine compt)
Engine oil pressure switch (lower front of engine)
Eoil
Etha
Ethw
Ei1
Igf1
Igf2
Igt1
Igt3
Igt4
Knk1
Knk2
Mol
Mops
Nt+
Nt-
Oc2+
Oc2-
Oe2+
Oe2-
Oil
Pnk
Red
Sl1+
Sl1-
Sl2+
Sl2-
Slt+
Slt-
Slu+
Slu-
Sp2+
Sp2-
Star
Starting/ charging system
Tha
Thw
Transmission revolution sensor (counter gear) (right rear of transmission)
Transmission revolution sensor (turbine) (left front of transmission)

EXTERIOR LIGHTS

Backup Lamps Wiring Diagram for Lexus IS 350C 2014

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List of elements for Backup Lamps Wiring Diagram for Lexus IS 350C 2014:

(left side of trunk) q2
2.5l
3.5l
A24
Ae1
Aq1
Backup lamp
D18
E49
Engine control module (left side of engine compt)
Engine room r/b 1 (right rear of engine compt)
Gnd
Hot at all times
Hot in on or start
J/c e2 & e49 (left side of engine compt)
J/c j27 (left side of dash)
J1 (left kick panel)
Left cowl side j/b (left end of dash)
Left main body ecu
Left rear light assembly
Lh-ig fuse 10a
Mpx-b fuse 10a
Mpxb
Park/ neutral position switch assembly (right side of transmission)
Qh1
Right cowl side j/b (right end of dash)
Right rear light assembly
Sgnd

Exterior Lamps Wiring Diagram (1 of 4) for Lexus IS 350C 2014

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List of elements for Exterior Lamps Wiring Diagram (1 of 4) for Lexus IS 350C 2014:

(under center console) j2
A2 (left rear of engine compt)
Auto
B1 (right front of engine compt)
B2 (left front of engine compt)
Ba2
Clock assembly (w/ navigation) integration control & panel assembly (w/o navigation)
Computer data lines system
D12
D14
Ecu-ig rh fuse 10a
Engine room j/b 2 (left side of engine compt)
Engine room r/b 1 (right rear of engine compt)
Except hid
Fr tail fuse 10a
Fr tail relay
Front controller
G10
G11
Hazard switch
Head
Headlamp dimmer switch assembly
Hot at all times
Hot in on or start
J/c j27 (left side of dash)
J26
Left cowl side j/b (left end of dash)
Left headlight assembly
Light control switch
Marker
Mpx-b fuse 10a
Mpx1
Mpx2
Off
Parking
Parking/ daytime running light (hid)
Parking/daytime running light (hid)
Red
Right cowl side j/b (right end of dash)
Right headlight assembly
Tail
Turn
Turn switch
Turn- haz fuse 15a
W/ navigation
W/o navigation
Windshield wiper switch assembly

Exterior Lamps Wiring Diagram (2 of 4) for Lexus IS 350C 2014

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List of elements for Exterior Lamps Wiring Diagram (2 of 4) for Lexus IS 350C 2014:

A12
A13
A14
A15
A16
A17
A18
A20
A26
A30
Computer data lines system
D18
Fls
Fr wip fuse 30a
Gnd
Hot in on or start
J1 (left kick panel)
J17
J2 (under center console)
J21
Ja3
Ja4
Jq1
Left cowl side j/b (left end of dash)
Left main body ecu
Left outer rear view mirror assembly
Lh-ig fuse 10a
Lp1
Mpx1
Mpx2
Mpxb
Mq1
P1 (under front passenger seat)
Pnk
Q1 (under driver seat)
Q35
Red
Right outer rear view mirror assembly
Sgnd
Sliding roof control ecu (center front of trunk)
Trnl
Trnr
Turn
Turn signal flasher (left center of dash)
Turn signal relay (left center of dash)
Wig

Exterior Lamps Wiring Diagram (3 of 4) for Lexus IS 350C 2014

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List of elements for Exterior Lamps Wiring Diagram (3 of 4) for Lexus IS 350C 2014:

(canada)
(top front of dash) automatic light control sensor
A10
A13
A24
A25
Acc
Acc fuse 7.5a
Altb
Backup lamps circuit
Becu
Center stop lamp assembly
Cltb
Clte
Clts
Combination meter assembly
Computer data lines system
Dcty
Ecu-ig rh fuse 10a
Fr door rh fuse 20a batb
Gauge fuse 7.5a
Gnd2
Haz
Hot at all times
Hot in on or acc
Hot in on or start
Ig+
Ig2 or dome+b
Input circuit
Interior lights system
J14
J21
J34
J35
J4 (right kick panel)
J74
J75
Jk1
Lamp backup
Left rear light assembly
Left turn ind
Micro computer
Mpx+
Mpx-
Mpx1
Mpx2
Oh1
Pcty
Q2 (left side of trunk)
Qh1
Red
Right cowl side j/b (right end of dash)
Right license plate light assembly
Right main body ecu
Right turn ind
Tail ind
Ti & te fuse 20a
Trly

Exterior Lamps Wiring Diagram (4 of 4) for Lexus IS 350C 2014

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List of elements for Exterior Lamps Wiring Diagram (4 of 4) for Lexus IS 350C 2014:

(right kick panel) j/c a33 & j80
A29
A33
Aq1
Backup lamps circuit
Brake actuator assembly (left rear corner of engine compt)
Brk-lp relay
D12
Engine control module (left side of engine compt)
Engine room j/b 1 (right rear of engine compt)
Engine room r/b 2 (left side of engine compt)
Gnd
Hot at all times
Hot in on or start
Ind stop/tail
J/c a29 & j10 (left kick panel)
J/c a7 & a8 (left side of engine compt)
J/c j27 (left side of dash)
J1 (left kick panel)
J10
J24
J80
Ja3
Lamp backup
Lamp turn
Left cowl side j/b (left end of dash)
Left license plate light assembly
Left rear combination
Lh j/b- am fuse 80a
Lh-ig fuse 10a
Light assembly
Out
Pnk
Power source control ecu (right side of dash)
Q2 (left side of trunk)
Red
Right cowl side j/b (right end of dash)
Right rear combination light assembly
Right rear light assembly
Shift lock control ecu (under center console)
Stop ind
Stop lamp control relay (left side of dash)
Stop lamp switch (left side of dash)
Stop sw fuse 7.5a
Stop/ marker ind
Stp
Stp1
Stp2
Stpo
Tail fuse 10a
Tail ind
Tail relay

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 6) for Lexus IS 350C 2014

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List of elements for Ground Distribution Wiring Diagram (1 of 6) for Lexus IS 350C 2014:

(3.5l) smog ventilation sensor
A/f relay
A1 (left rear of engine compt)
A2 (left rear of engine compt)
A3 (left rear of engine compt)
Ae1
B1 (right front of engine compt)
B2 (left front of engine compt)
Brake actuator assembly
Brake fluid level warning switch
Brake pedal load sensing switch
Compressor assembly w/ magnet clutch
Cooling fan motor 1
Efi 2 relay
Efi main relay
Engine control module (ecm)
Engine hood courtesy switch
Engine room j/b 2 (left side of engine compt)
Engine room r/b 2 (left side of engine compt)
Fan 2 relay
Front controller
Front wiper deicer (windshield glass)
Headlamp leveling ecu
Headlight cleaner control relay
Ig2 relay
Junction connector a15
Junction connector a20 (left end of dash)
Junction connector a9 (left side of engine compt)
Left fog light assembly
Left headlight assembly
Level warning switch assembly
Right fog light assembly
Right headlight assembly
St cut relay
To ground a5 (diagram 3 of 6)
W/ hid
W/o hid
Windshield washer motor
Windshield wiper motor
Wireless door lock buzzer

Ground Distribution Wiring Diagram (2 of 6) for Lexus IS 350C 2014

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List of elements for Ground Distribution Wiring Diagram (2 of 6) for Lexus IS 350C 2014:

(2.5l) ignition coil 4
(2.5l) ignition coil 6
(w/ dynamic radar cruise control) distance control ecu
(w/ dynamic radar cruise control) millimeter wave radar sensor
(w/ navigation) multi-display assembly
(w/ navigation) multi-media module receiver assembly
(w/o navigation) radio receiver assembly
A10
Ae1
Air fuel ratio sensor (bank 1 sensor 1) shield
Air fuel ratio sensor (bank 2 sensor 1) shield
Aq1
Ba2
C1 (front of engine)
Canister pump module
Compressor assembly w/ magnet clutch
Crank position sensor shield
Cruise control main switch
Data link connector (dlc) 3
E1 (left rear of engine)
E2 (right rear of engine)
Eg1
Engine control module (ecm)
Engine control module (ecm) shield
Engine oil level sensor
Fuel injector (direct injection 1) shield
Fuel injector (direct injection 2) shield
Fuel injector (direct injection 3) shield
Fuel injector (direct injection 4) shield
Fuel injector (direct injection 5) shield
Fuel injector (direct injection 6) shield
H1 (front of engine)
I1 (front of engine)
Ignition coil 1
Ignition coil 2
Ignition coil 3
Ignition coil 4 (3.5l)
Ignition coil 5
Ignition coil 6 (3.5l)
Injector driver shield
J113
J114
J24
J3 (under center console)
J95
Ja3
Junction connector a10 & e1 (left side of engine compt)
Junction connector j70 (right side of dash)
Knock control sensor (bank 1) shield
Knock control sensor (bank 2) shield
Oxygen sensor (bank 1 sensor 2) shield
Oxygen sensor (bank 2 sensor 2) shield
P27
P3 (right side of trunk)
P64
Power steering motor shield
Shield
Spill control valve shield
Spiral cable (under steering wheel)
Steering pad switch assembly
Stereo component amplifier
Transmission control switch
W/ navigation
W/o navigation
Ze1
Ze2

Ground Distribution Wiring Diagram (3 of 6) for Lexus IS 350C 2014

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List of elements for Ground Distribution Wiring Diagram (3 of 6) for Lexus IS 350C 2014:

A10
A31
A5 (right rear of engine compt)
Acc relay
Center air bag sensor assembly
Cigarette lighter assembly
Combination meter
Cooling unit motor sub-assembly w/ fan
D11
D17
Engine room r/b 1 (right rear of engine compt)
Engine switch
From ground a3 (diagram 1 of 6)
Id code box
J34
J4 (right kick panel)
J47
Jr2
Junction connector j71 (right side of dash)
Junction connector j80 (right side of dash)
K10
Left vanity light assembly
Luggage door opening cancel switch assembly
Luggage door opening switch assembly
Map light assembly
Nca
Noise filter
Power source control ecu
Power steering ecu
Power tilt motor (steering column assembly)
Pwr point relay
Rh-ig1 relay
Right cowl side j/b (right end of dash)
Right main body ecu
Right vanity light assembly
Starter relay
Steering lock actuator
To ground j2 (diagram 4 of 6)

Ground Distribution Wiring Diagram (4 of 6) for Lexus IS 350C 2014

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List of elements for Ground Distribution Wiring Diagram (4 of 6) for Lexus IS 350C 2014:

A/c amplifier
Auxiliary catch assembly)
Center air bag sensor assembly
Clock assembly
Combination meter
Console box illumination light assembly
D12
Data link connector (dlc) 3
Dcm (telematics transceiver)
From right cowl side j/b (diagram 3 of 6)
Front wiper deicer switch
Glove box light assembly
Integration control & panel assembly
J1 (left kick panel)
J101
J2 (under center console)
J26
J34
J47
J58
Jr1
Junction connector j27 (left side of dash)
Junction connector j70 (right side of dash)
Left cowl side j/b (left end of dash)
Left main body ecu
Left roof close switch (left removable roof
Lh-ig1 relay
Lh-ig2 relay
Multiplex tilt & telescopic ecu
Network gateway ecu
Pattern select switch assembly 1
Right roof close switch (right removable roof auxiliary catch assembly)
Satellite switch set
Seat heater switch
Shift lock control ecu
Sliding roof switch assembly
Steering lock actuator
Steering sensor
Stop lamp control relay
Tire pressure warning ecu
Turn signal flasher
Vsc off switch
W/ navigation
W/o navigation
Windshield wiper switch assembly
Yaw rate sensor

Ground Distribution Wiring Diagram (5 of 6) for Lexus IS 350C 2014

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List of elements for Ground Distribution Wiring Diagram (5 of 6) for Lexus IS 350C 2014:

(left front of trunk) luggage room r/b
(w/ memory) left outer mirror control ecu
(w/ parking assist) clearance warning ecu
Back window lock
Center stop light assembly
Defog relay
Fuel lid w/ motor lock
Fuel pump & gauge assembly
Junction connector q7 & u1 (under driver's seat)
Junction connector u11
Left front door electrical key oscillator
Left front door lock assembly
Left front lumbar power seat switch
Left front position control ecu & switch assembly
Left front power seat slide switch assembly
Left front power seat switch
Left front seat inner belt
Left license plate light assembly
Left luggage compartment door hinge assembly
Left outer rear view mirror assembly
Left quarter power window regulator motor
Left rear combination light assembly
Left rear light assembly
Left roof panel strength sub assembly 2
Left seat back climate control blower
Left seat cushion climate control blower
Left seat heater control sub- assembly
Left slide roof motor
Luggage compartment door lock assembly
Luggage electrical key switch
M1 (driver's door)
M10
Mq1
Noise filter
Outer mirror switch assembly
Power window regulator master switch assembly
Q1 (under driver seat)
Q2 (left side of trunk)
Q33
Q34
Q35
Q36
Q43
Qf1
Qg1
Qh1
Qk2
Rear window defogger (back door glass)
Right rear combination light assembly
Right rear light assembly
Sliding roof control ecu
Trim hinge package tray 1
Trim hinge package tray 2
W/ climate control seat
W/ memory
W/o memory

Ground Distribution Wiring Diagram (6 of 6) for Lexus IS 350C 2014

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List of elements for Ground Distribution Wiring Diagram (6 of 6) for Lexus IS 350C 2014:

(if equipped) occupant detection ecu
(w/ memory) right outer mirror control ecu
Certification ecu
Door control receiver
Junction connector t11 (front passenger's seat)
Junction connector t14 (under front passenger's seat)
L1 (right front door)
L10
Lp1
P1 (under front passenger seat)
P2 (right front of trunk)
P48
P54
P55
P59
Package tray trim bracket
Power outlet socket assembly
Pt1
Pt2
Pe1
Right front door electrical key oscillator
Right front door lock assembly
Right front lumbar power seat switch
Right front position control ecu & switch assembly
Right front power seat slide switch assembly
Right front power seat switch
Right front power window regulator switch assembly
Right front seat inner belt
Right luggage compartment door hinge assembly
Right outer rear view mirror assembly
Right quarter power window regulator motor
Right roof panel strength sub-assembly
Right seat back climate control blower
Right seat cushion climate control blower
Right seat heater control sub- assembly
Right slide roof motor
Roof front lock switch (removable roof lock sub- assembly)
Seat belt control ecu
Sliding roof control ecu
W/ climate control seat
W/ memory
W/o memory

HEADLIGHTS

Headlamps Wiring Diagram (1 of 2) for Lexus IS 350C 2014

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List of elements for Headlamps Wiring Diagram (1 of 2) for Lexus IS 350C 2014:

(right kick panel) j4
+ig
A10
A24
A25
Acc
Acc fuse 7.5a
Air conditioning system
Altb
Auto
Automatic light control sensor (top front of dash)
Batb
Beam ind
Becu
Bfg
Cltb
Clte
Clts
Combination meter assembly
Computer data lines system
D12
D17
Dcty
Dimmer switch
Ecu-ig rh fuse 10a
Engine room r/b 1 (right rear of engine compt)
Flash
Fog switch
Fr door rh fuse 20a
From ecu-ig rh fuse (diagram 1 of 2)
Front fog ind
Gauge fuse 7.5a
Gnd1
Head
Head ind (usa)
Headlamp dimmer switch assembly
High
Hot at all times
Hot in on or acc
Hot in on or start
Hrly
Ig2 or dome +b
Input circuit
Interior lights system
J/c j27 (left side of dash)
J2 (under center console)
J21
J26
J34
J4 (right kick panel)
J74
J75
Jk1
Left cowl side j/b (diagram 2 0f 2)
Left cowl side j/b (left end of dash)
Lfg
Light control switch
Low
Micro computer
Mpx+
Mpx-
Mpx- b fuse 10a
Mpx1
Mpx2
Off
Parking brake switch (base of parking brake foot lever assembly)
Pcty
Pkb
Pnk
Red
Right cowl side j/b (left end of dash)
Right cowl side j/b (right end of dash)
Right main body ecu
Tail
Ti & te fuse 20a
To right main body ecu (diagram 1 of 2)
Tsl
Tsr
Windshield wiper switch assembly

Headlamps Wiring Diagram (2 of 2) for Lexus IS 350C 2014

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List of elements for Headlamps Wiring Diagram (2 of 2) for Lexus IS 350C 2014:

(except hid)
(hid)
(left side of engine compt) engine room j/b 2
20a
A2 (left rear of engine compt)
B1 (right front of engine compt)
B2 (left front of engine compt)
Ba2
D18
Ecu-ig lh fuse 10a
Engine room j/b 1 (right rear of engine compt)
Engine room r/b 1 (right rear of engine compt)
Engine room r/b 2 (left side of engine compt)
Except hid
Fr fog fuse 15a
Fr fog relay
From j/c j27 (diagram 1 of 2)
Front controller
G12
G13
H-lp l lwr fuse 15a
H-lp r lwr fuse 15a
H-lp upr fuse 15a
Head hi relay (if equipped)
Head lp relay
Hid
High
Hot at all times
Hot in on or start
J/c a33 (right kick panel)
Left cowl side j/b (left end of dash)
Left fog light assembly
Left headlight assembly
Light control ecu
Low
Low (hid)
Main fuse 30a
Parking/ daytime running light
Right fog light assembly
Right headlight assembly
Solenoid (hid)

Headlamps Leveling Wiring Diagram (1 of 2) for Lexus IS 350C 2014

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List of elements for Headlamps Leveling Wiring Diagram (1 of 2) for Lexus IS 350C 2014:

A2 (left rear of engine compt)
A30
A33
Altl
Aq1
Ba3
Chg-
Computer data lines system
Engine room j/b 1 (right rear of engine compt)
Engine room r/b 1 (right rear of engine compt)
Front height control sensor sub assembly (left front suspension)
H-lp lvl fuse 7.5a
Head lp relay
Headlamp leveling ecu (left kick panel)
Headlamp leveling motor
Headlamps circuit
Hot at all times
Hot in on or start
J/c a20 (left end of dash)
J/c a33 & j80 (right kick panel)
J/c a9 (left side of engine compt)
J80
Ja3
K10
Left cowl side j/b (left end of dash)
Left headlight assembly
Left main body ecu
Ll1+
Ll1-
Ll2+
Ll2-
Lr1+
Lr1-
Lr2+
Lr2-
Main fuse 30a
Mpx1
Mpx2
Pnk
Rear height control sensor sub assembly (left rear suspension assembly)
Red
Right headlight assembly
Sbf
Sbr
Sgf
Sgr
Shb
Shfl
Shg
Shrl
Spdl
Spdr
Wng
Yq1

Headlamps Leveling Wiring Diagram (2 of 2) for Lexus IS 350C 2014

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List of elements for Headlamps Leveling Wiring Diagram (2 of 2) for Lexus IS 350C 2014:

(left side of dash) j/c j27
A24
A25
Anti-lock brakes system
Auto
Brake actuator assembly (left rear corner of engine compt)
Combination meter assembly
Computer data lines system
D12
D14
Dimmer switch
Engine room r/b 1 (right rear of engine compt)
Fl+
Fl-
Flash
Flo
Fr+
Fr-
Fro
Gauge fuse 7.5a
Head
Headlamp dimmer switch assembly
High
Hot at all times
Hot in on or start
Ig+
Input circuit
J/c j27 (left side of dash)
J1 (left kick panel)
J21
J26
J34
J74
J75
Left cowl side j/b (left end of dash)
Light control switch
Low
Micro computer
Micro computer (sub)
Mpx+
Mpx-
Mpx- b fuse 10a
Mpx1
Mpx2
Multi-information display
Off
Red
Rh ecu-ig fuse 10a
Right cowl side j/b (righ end of dash)
Right cowl side j/b (right end of dash)
Right main body ecu
Rl+
Rl-
Rr+
Rr-
Tail
Windshield wiper switch assembly

HORN

Horn Wiring Diagram for Lexus IS 350C 2014

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List of elements for Horn Wiring Diagram for Lexus IS 350C 2014:

(left side of engine compt)
A2 (left rear of engine compt)
Computer data lines system
Engine room j/b 2
Front controller
Horn
Horn (high) (right front of radiator)
Horn (low) (left front of radiator)
Horn fuse 10a
Horn relay
Horn switch
Hot at all times
J24
J26
Left cowl side j/b (left end of dash)
Mpx1
Mpx2
Power source control ecu (right side of dash)
Spiral cable (under steering wheel)
Steering pad switch assembly
Windshield wiper switch assembly

INSTRUMENT CLUSTER

Clock Wiring Diagram for Lexus IS 350C 2014

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List of elements for Clock Wiring Diagram for Lexus IS 350C 2014:

A24
Acan
Acc
Acc fuse 7.5a
Acc relay
Accd
Clock
Clock assembly
Combination meter
D12
D14
D27
Ecu-ig rh fuse 10a
Engine room r/b 1 (right rear of engine compt)
Exterior lights system
Hot at all times
Ig+
Ig1d
Ill
Ill+
Ill-
Integrated control & panel assembly
Interior lights system
J/c j27 (left side of dash)
J1 (left kick panel)
J35
J4 (right kick panel)
J75
Left cowl side j/b (left end of dash)
Mpx-b fuse 10a
P-ab
Paon
Pbew
Pblt
Pnk
Power source control ecu (right side of dash)
Rh-ig1 relay
Right cowl side j/b (right end of dash)
Right main body ecu
W/ navigation system
W/o navigation system

Instrument Cluster Wiring Diagram (1 of 2) for Lexus IS 350C 2014

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List of elements for Instrument Cluster Wiring Diagram (1 of 2) for Lexus IS 350C 2014:

(odo/trip) lcd
(sequential) lcd
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A29
Abs ind
B b
B ig+
B10
B11
B12
B13
B14
B15
B16
Beam ind
Brake actuator assembly (left rear corner of engine compt)
Brake fluid level warning switch (brake fluid reservoir)
Brake ind
Charge ind
Clearance sonar ind
Clock circuit
Combination meter
Computer data lines system
Computer micro
Cruise ind
D12
Display multi information
Dome fuse 10a
Door ind
Driver's seat belt ind
Ect pwr ind
Ect snow ind
Efi
Engine controls system
Engine room r/b 1 (right rear of engine compt)
Exterior lights system
Front fog ind
Fuel
Fuel ind
Gauge fuse 7.5a
Head ind (usa) tail ind (canada)
Hot at all times
Hot in on or start
Ig+
Ig2 or dome +b
Ill+
Ill-
Input circuit
Int
Interior lights system
J/c a15 (left rear corner of engine compt)
J/c a29 & j10 (left kick panel)
J/c j27 (left side of dash)
J1 (left kick panel)
J10
J21
J34
J35
J4 (right kick panel)
J75
Ja3
Jp2
L10
Left cowl side j/b (left end of dash)
Left turn ind
Malfunction ind lamp
Master ind
Micro computer (sub)
Mpx+
Mpx-b fuse 10a
Mpx1
Mpx2
Msm+
Msm-
Mssl
Msw
P/sb
Parking brake switch assembly (base of parking brake foot lever assembly)
Pblt
Pcs ind
Pkb
Pnk
Power steering ind
Red
Right cowl side j/b (right end of dash)
Right main body ecu
Right turn ind
Satellite set switch
Si mpx-
Slip ind
Slip off ind
Sp1
Speed warning ind
Speedometer
Srs ind
Sw+b
Sw5v
Tacho warning ind
Tachometer
Temperature
Tire pressure ind
Vsw
Warning systems

Instrument Cluster Wiring Diagram (2 of 2) for Lexus IS 350C 2014

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List of elements for Instrument Cluster Wiring Diagram (2 of 2) for Lexus IS 350C 2014:

2.5l
3.5l
A10
A29
A33
Acc
Acc fuse 7.5a
Ae1
Ap1
Canh
Canl
Computer data lines system
Data link connector 3 (left side of dash)
Dcm (telematics transceiver) (right side of dash)
Dcty
Disp
E1 (left rear of engine)
Ecu-ig rh fuse 10a
Engine control module (left side of engine compt)
Engine oil level sensor (bottom of engine)
Engine oil pressure switch (lower front of engine)
Fuel pump & gauge assembly (top of fuel tank)
Fuel sender (sub) (in fuel tank)
Gnd
Gnd1
Hot in on or acc
Hot in on or start
J/c a10 & e1 (left side of engine compt)
J/c j10 & a29 (left kick panel)
J/c j71 (right side of dash)
J/c j80 & a33 (right kick panel) a33
J10
J101
J114
J21
J24
J3 (under center console)
J75
J80
J95
J96
Jp2
Jq1
Left front door courtesy switch
Lgcy
Luggage compartment door lock assembly (left rear of trunk)
Mol
Mops
Mpx1
Mpx2
Multi-media module receiver assembly
P30
P64
Pcty
Pkb
Pnk
Power source control ecu (right side of dash)
Q2 (left side of trunk)
Qp2
Radio receiver assembly
Red
Right cowl side j/b (right end of dash)
Right front door courtesy switch
Right main body ecu
Right steering pad switch
Spd
Spdp
Spiral cable sub- assembly (under steering wheel)
Steering pad switch assembly
Stereo component amplifier (right side of trunk)
Swg
Tac
Tach
W/ navigation
W/o navigation

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram (1 of 2) for Lexus IS 350C 2014

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List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Lexus IS 350C 2014:

(if equipped)
A19
Acc
Acc fuse 7.5a
Acty
Altb
Batb
Bdcy
D17
Dcty
Dcyl
Diode (luggage room light) (left front of trunk)
Ecu-ig rh fuse 10a
Foot lamp
Fr door rh fuse 20a
Gnd1
Gnd2
Hot at all times
Hot in on or acc
Hot in on or start
Ile1
J/c j71 (right side of dash)
J/c l11 (front passenger's door)
J/c m14 (driver's door)
J2 (under center console)
J4 (right kick panel)
J75
Jp2
Jq1
Jr2
L10
Left cowl side j/b (left end of dash)
Left door scuff plate assembly
Left front door courtesy light assembly
Left front door courtesy light switch assembly (left front "b" pillar)
Left main body ecu
Left outer rearview mirror assembly foot lamp
Lgcy
Lp1
Luggage compartment door lock assembly (left rear of trunk)
Mq1
Parking brake switch (base of parking brake foot lever assembly)
Pcty
Pcyl
Pkb
Q2 (left side of trunk)
Qp2
Red
Right cowl side j/b (right end of dash)
Right door scuff plate assembly (if equipped)
Right front door courtesy light assembly
Right front door courtesy light switch assembly (right front "b" pillar)
Right main body ecu
Right outer rearview mirror assembly
Right rear room light assembly
Sftp
Ti & te fuse 20a
W/ outer scuff light

Courtesy Lamps Wiring Diagram (2 of 2) for Lexus IS 350C 2014

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List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Lexus IS 350C 2014:

A10
A25
A29
Ap1
Aq1
Combination meter assembly
Computer data lines system
Cspt
D11
Dome fuse 10a
Door
Door ind
Engine room r/b 1 (right rear of engine compt)
Fspt
Gauge fuse 7.5a
Hot at all times
Hot in on or start
Ig2 or dome+b
Input circuit
J/c a29 & j10 (left kick panel)
J/c j71 (right side of dash)
J/c j80 (right side of dash)
J10
J4 (right kick panel)
J75
Jq1
Jr2
Left dome light
Left front map light switch
Left interior illumination light assembly 1
Left vanity light assembly
Map light
Map light assembly
Micro computer
Micro computer (sub)
Mq1
Multi information display
Nca
On/off
Pnk
Red
Right cowl side j/b (right end of dash)
Right dome light
Right front map light switch
Right interior illumination light assembly 1
Right main body ecu
Right vanity light assembly
Shift illumination

Instrument Illumination Wiring Diagram (1 of 2) for Lexus IS 350C 2014

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List of elements for Instrument Illumination Wiring Diagram (1 of 2) for Lexus IS 350C 2014:

(left side of dash) j/c j27
A24
Acc
Acc fuse 7.5a
Altb
Auto
Becu
Cigarette lighter assembly
Clock assembly
Computer data lines system
Console box illumination light assembly
D12
D17
D20
D27
Ecu-ig rh fuse 10a
Engine room j/b 1 (right rear of engine compt)
Engine room r/b 1 (right rear of engine compt)
Front center register interior illumination light assembly 2
Glove box light assembly
Gnd
Gnd1
Gnd2
Head
Headlight dimmer switch assembly
Hot at all times
Hot in on or acc
Hot in on or start
Ill+
Ill-
Integration control & panel assembly
J/c j27 (left side of dash)
J113
J2 (under center console)
J26
J3 (under center console)
J4 (right kick panel)
J95
J96
Jq1
Left cowl side j/b (left end of dash)
Lh j/b-am fuse 80a
Light control switch
Luggage door opening switch assembly
M18
M19
Mpx-b fuse 10a
Mpx1
Mpx2
Mq2
Off
Outer mirror switch assembly
Panel fuse 7.5a
Radio receiver assembly (w/o navigation) multi-display assembly (w/ navigation)
Right cowl side j/b (right end of dash)
Right interior illumination light assembly
Right main body ecu
Satellite set switch
Swg
Tail
Tail relay
Ti & te fuse 20a
Trly
W/ memory
W/ navigation
W/o memory
W/o navigation
Windshield wiper switch assembly

Instrument Illumination Wiring Diagram (2 of 2) for Lexus IS 350C 2014

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List of elements for Instrument Illumination Wiring Diagram (2 of 2) for Lexus IS 350C 2014:

A10
A25
Am1
Am2
Am2 fuse 7.5a
Combination meter assembly
Computer data lines system
D11
Dcm (telematics transceiver) (right side of dash)
Engine switch
Front wiper deicer switch
Gauge fuse 7.5a
Gnd1
Headlamp cleaner switch assembly
Hot at all times
Hot in on or start
Ig+
Ill+
Ill-
Input circuit
J/c j70 (right side of dash)
J/c j71 (right side of dash)
J/c j80 (right side of dash)
J101
J114
J24
J3 (under center console)
J34
J35
J4 (right kick panel)
Left interior illumination light assembly 2
Left steering pad switch
Light control rheostat
Micro computer
Mpx+
Mpx-
Mpx1
Mpx2
Multi-media module receiver assembly (w/ navigation)
Pattern select switch assembly
Pnk
Power source control ecu (right side of dash)
Right cowl side j/b (right end of dash)
Right steering pad switch
Seat heater switch
Shift position indicator
Sliding roof switch assembly
Spiral cable (under steering wheel)
Steering pad switch assembly
Sw+b
Sw5v
Swg
Swil
Vsc off switch
W/ navigation
W/o navigation

MEMORY SYSTEMS

Driver"s Memory Seat Wiring Diagram (1 of 2) for Lexus IS 350C 2014

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List of elements for Driver"s Memory Seat Wiring Diagram (1 of 2) for Lexus IS 350C 2014:

A24
Back
Computer data lines system
D14
D18
Down
Drdc
Ecu-ig rh fuse 10a
Engine room r/b 1 (right rear of engine compt)
Fr p/ seat lh fuse 30a
Frv+
Frv-
Fwd
Gnd
Hlg
Hls
Hlv
Hot at all times
Hot w/ rh-ig1 relay energized
J/c j27 (left side of dash)
J/c q7 & u1 (under driver's seat)
J/c u11
J18
J22
Jq1
Left cowl side j/b (left end of dash)
Left front lumbar power seat switch
Left front lumbar support motor (in driver's seat)
Left front position control ecu & switch (under driver's seat)
Left front power seat lifter position motor & sensor (left front seat adjuster assembly)
Left front power seat reclining position motor assembly (in driver's seat)
Left front power seat slide position motor & sensor (left front seat adjuster assembly) (in driver's seat)
Left front power seat slide switch assembly
Left front power seat vertical position motor & seat (left front seat adjuster assembly)
Left reclining position sensor (driver's seat)
Lft+
Lft-
Mpx-b fuse 10a
Mpx1
Ods
Pvcc
Q1 (under driver seat)
Rcl+
Rcl-
Red
Right cowl side j/b (right end of dash)
Seng
Sgnd
Sld+
Sld-
Sldf
Sldr
Ssfv
Ssrl
Ssrr
Ssrs
Sysb

Driver"s Memory Seat Wiring Diagram (2 of 2) for Lexus IS 350C 2014

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List of elements for Driver"s Memory Seat Wiring Diagram (2 of 2) for Lexus IS 350C 2014:

A20
Altb
Bdr
Buckle switch
Certification ecu (right rear quarterpanel)
Computer data lines system
D17
Data
Dcty
Door control receiver (under center of base of rear window)
Fr door lh fuse 20a
Gnd
Gnd1
Hot at all times
J/c q7 & u1 (under driver's seat)
J/c u11
J21
J4 (right kick panel)
J75
Jp2
Jq1
L10
Left cowl side j/b (left end of dash)
Left front door courtesy light switch assembly (left "b" pillar)
Left front seat inner belt assembly (inboard side of left front seat)
Left front seat memory switch
Left outer mirror control ecu assembly (left front doors)
M10
Main body ecu
Mpx1
Mpx2
Mq1
Mswe
Occupant detection sensor
P2 (right front of vehicle)
Parking brake switch assembly (base of parking brake foot lever assembly)
Pkb
Pnk
Q1 (under driver seat)
Rco
Rda
Red
Right cowl side j/b (right end of dash)
Rssi
Set
Ti & te fuse 20a

Memory Mirrors Wiring Diagram (1 of 2) for Lexus IS 350C 2014

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List of elements for Memory Mirrors Wiring Diagram (1 of 2) for Lexus IS 350C 2014:

A20
A24
Adjust switch
Bdr
Becu
Computer data lines system
Cpub
D14
D17
D18
Dcty
De2
Defogger system
Dm+r
Dmhr
Dmvr
Down
Dvc
Ec+
Ec-
Ecl+
Ecl-
Engine room r/b 1 (right rear of engine compt)
Exterior lights system
Fold
Fold away switch (w/ retractor)
Foot light
Fr door lh fuse 20a
Gnd
Gnd1
Heater mirror
Hot at all times
Hot w/ rh-ig1 relay energized
Hsrl
Hssr
Ill+
Ill-
Interior lights system
J/c j27 (left side of dash)
J/c m14 (driver's door)
J18
J21
J29
J4 (right kick panel)
J74
J75
Jp2
Jq1
L10
Left
Left cowl side j/b (left end of dash)
Left front door courtesy light switch assembly (left "b" pillar)
Left front seat memory switch
Left outer mirror control ecu (left front doors)
Left outer rear view mirror assembly
Left/ up
Left/right
M10
Main body ecu
Mirb
Mire
Mirrors system
Mirs
Mlp+
Mlp-
Mpx-b fuse 10a
Mpx1
Mpx2
Mq1
Mq2
Mr+
Mr-
Msw
Mswe
Outer mirror switch assembly
Parking brake switch (base of parking brake foot lever assembly)
Pkb
Pnk
Q1 (left "b" pillar)
Q1 (under driver seat)
Red
Ret
Retractor
Rh ecu-ig fuse 10a
Right
Right cowl side j/b (right end of dash)
Right/ dn
Sel1
Sele
Select switch
Sensor position mirror
Set
Sig
Trnl
Turn
Unfold
Up/down
Vsrl
Vssr

Memory Mirrors Wiring Diagram (2 of 2) for Lexus IS 350C 2014

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List of elements for Memory Mirrors Wiring Diagram (2 of 2) for Lexus IS 350C 2014:

Bdr
Certification ecu (right rear quarterpanel)
Computer data lines system
Cpub
Data
Defogger system
Door control receiver (under center of base of rear window)
Ec+
Ec-
Ecl+
Ecl-
Exterior lights system
Fr door rh fuse 20a
Gnd
Hot at all times
Hot w/ rh-ig1 relay energized
Hssr
Interior lights system
J/c l11 (front passenger's door)
J15
L10
Left/right
Light foot
Lp1
Lp2
Mirror heater
Mirrors system
Mlp+
Mlp-
Mpx1
Mpx2
Mr+
Mr-
P1 (under front passenger seat)
P2 (right front of trunk)
Pe2
Pm+r
Pmhr
Pmvr
Pnk
Pvc
Rco
Rda
Red
Retractor
Rh ecu-ig fuse 10a
Right cowl side j/b (right end of dash)
Right outer mirror control ecu (right front doors)
Right outer rear view mirror assembly
Rssi
Sensor position mirror
Sig
Trnr
Turn
Up/down
Vssr

Memory Power Tilt & Power Telescopic Wiring Diagram (1 of 2) for Lexus IS 350C 2014

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List of elements for Memory Power Tilt & Power Telescopic Wiring Diagram (1 of 2) for Lexus IS 350C 2014:

(left front doors) left outer mirror control ecu assembly
A15
A18
A20
A24
Altb
Bdr
Certification ecu assembly (right rear quarterpanel)
Computer data lines system
Cpub
D12
D14
D17
Data
Dcty
Door control receiver (under center of base of rear window)
Ecu-ig rh fuse 10a
Ecub
Engine room j/b 1 (right rear of engine compt)
Engine room r/b 1 (right rear of engine compt)
Gnd
Gnd1
Hot at all times
Ig1d
J2 (under center console)
J21
J4 (right kick panel)
J75
Jp2
Jq1
L10
Left front door courtesy light switch assembly (left "b" pillar)
Left front seat memory switch
M10
Main body ecu
Mpx-b fuse 10a
Mpx1
Mpx2
Mswe
Multiplex tilt & telescopic ecu (on steering column)
P2 (right front of trunk)
Parking brake switch assembly (base of parking brake foot lever assembly)
Pkb
Pnk
Power source control ecu (right side of dash)
Power tilt motor (steering column assembly) (at steering column)
Q1 (under driver seat)
Rco
Rda
Red
Rh j/b-am fuse 80a
Rh-ig1 relay
Right cowl side j/b (right end of dash)
Rssi
Sel1
Sele
Set
Sig
Telescopic motor
Telescopic sensor
Tem+
Tem-
Tes
Ti & te fuse 20a
Tim+
Tim-
Tis
Vce
Vci

Memory Power Tilt & Power Telescopic Wiring Diagram (2 of 2) for Lexus IS 350C 2014

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List of elements for Memory Power Tilt & Power Telescopic Wiring Diagram (2 of 2) for Lexus IS 350C 2014:

(left end of dash) left cowl side j/b
(left side of dash) j/c j27
Ae1
Brake actuator assembly (left rear corner of engine compt)
Ca1h
Ca1l
Canh
Canl
Computer data lines system
D12
D13
D18
Down
Engine control module (left side of engine compt)
Engine room j/b 1 (right rear of engine compt)
Fr door lh fuse 20a
Headlight dimmer switch assembly
Hot at all times
J/c j27 (left side of dash)
J/c m14 (driver's door)
J1 (left kick panel)
J2 (under center console)
J26
J29
Jq1
Left cowl side j/b (left end of dash)
Lh j/b-am fuse 80a
Lh-ig fuse 10a
Lh-ig1 relay
Long
Mpd1
Mpd2
Mpx1
Mpx2
Mq1
Mq2
Msw
Network gateway ecu (right side of dash)
Park/ neutral position switch assembly (a/t) (right side of transmission)
Pnk
Red
Short
Tilt & telescopic switch
Windshield wiper switch assembly

Passenger"s Memory Seat Wiring Diagram (1 of 2) for Lexus IS 350C 2014

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List of elements for Passenger"s Memory Seat Wiring Diagram (1 of 2) for Lexus IS 350C 2014:

Back
Computer data lines system
Down
Ecu-ig rh fuse 10a
Engine room r/b 1 (right rear of engine compt)
Fr p/ seat rh fuse 30a
Frv+
Frv-
Fwd
Gnd
Hlg
Hls
Hlv
Hot at all times
Hot w/ rh-ig1 relay energized
J/c t11 (front passenger's seat)
J15
J20
J29
Lft+
Lft-
Mpx-b fuse 10a
Mpx1
Ods
P1 (under front passenger seat)
Prdc
Pt1
Pvcc
Rcl+
Rcl-
Red
Right cowl side j/b (right end of dash)
Right front lumbar power seat switch
Right front lumbar support motor (front passenger's seat)
Right front position control ecu & switch (under front passenger's seat)
Right front power seat lifter position motor & sensor (right front seat adjuster assembly)
Right front power seat reclining position motor assembly (front passenger's seat)
Right front power seat slide position motor & sensor (right front seat adjuster assembly) (front passenger's seat)
Right front power seat slide switch assembly
Right front power seat vertical position motor & sensor (right front seat adjuster assembly) (under driver's seat)
Right reclining position sensor (passenger's seat)
Seng
Sgnd
Sld+
Sld-
Sldf
Sldr
Ssfv
Ssrl
Ssrr
Ssrs
Sysb

Passenger"s Memory Seat Wiring Diagram (2 of 2) for Lexus IS 350C 2014

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List of elements for Passenger"s Memory Seat Wiring Diagram (2 of 2) for Lexus IS 350C 2014:

Altb
Bdr
Buckle switch
Computer data lines system
D17
Fr door rh fuse 20a
Gnd
Gnd1
Hot at all times
J/c t14 (under front passenger's seat)
J21
J4 (right kick panel)
J75
Jp2
L10
Lp1
Main body ecu
Mpx1
Mpx2
Mswe
Occupant detection sensor
P1 (under front passenger seat)
Parking brake switch assembly (base of parking brake foot lever assembly)
Pcty
Pkb
Pnk
Pt1
Red
Right cowl side j/b (right end of dash)
Right front door courtesy light switch assembly (left "b" pillar)
Right front seat inner belt (inboard side of right front seat)
Right front seat memory switch
Right outer mirror control ecu assembly (right front doors)
Set
Ti & te fuse 20a

NAVIGATION

Navigation Wiring Diagram (1 of 4) for Lexus IS 350C 2014

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List of elements for Navigation Wiring Diagram (1 of 4) for Lexus IS 350C 2014:

(if equipped) sdars assembly
(or red)
+b1
Acc fuse 7.5a
Acc1
Antenna
Back
Ca+
Canh
Canl
Cgnd
Combination meter
Computer data lines system
D14
D22
D27
D28
Disp
Gnd1
Gps antenna
Gvif
Hot at all times
Hot w/ acc relay energized
Hot w/ rh-ig1 relay energized
Ill+
Ill-
Input circuit
Instrument cluster system
Interior lights system
J/c j27 (left side of dash)
J114
J121
J24
J3 (under center console)
J34
Jq1
L10
Left cowl side j/b (left end of dash)
Left main body ecu
Left steering pad switch
Macc
Micro computer
Min+
Min-
Mode
Mpx+
Mpx-
Mssl
Multi-media module receiver assembly
Nca
Off hook
On hook
Parking brake switch (base of parking brake foot lever assembly)
Pkb
Pnk
Rad 3 fuse 10a
Red
Rev
Rh ecu-ig fuse 10a
Right cowl side j/b (right end of dash)
Right main body ecu
Right steering pad switch
Seek+
Seek-
Sgnd
Shield
Sns2
Spd
Spiral cable (under steering wheel)
Steering pad switch
Sw1
Sw2
Swg
Tv 1 fuse 10a
Tx1+
Tx1-
Tx3+
Tx3-
Vmtf
Voice
Vol+
Vol-
W/ lexus enform
W/o lexus enform

Navigation Wiring Diagram (2 of 4) for Lexus IS 350C 2014

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List of elements for Navigation Wiring Diagram (2 of 4) for Lexus IS 350C 2014:

(right side of dash) (w/ lexus enform) dcm (telematics transceiver)
+b2
Acc
Cb+
Cgnd
Computer data lines system
Cv+
Cv-
Door locks & anti-theft systems
Gnd1
Gvif
Ill+
Ill-
J101
J113
J118
J122
J3 (under center console)
Jp2
Jq3
Lights system interior
Lines system computer data
Lp2
Mci+
Mci-
Mco+
Mco-
Mcvd
Multi-display assembly
Mute
Pnk
Qh1
Rear television camera assembly (center rear of trunk lid)
Red
Right front speaker assembly 2 & 3 (front speaker assembly 3)
Security indicator lamp
Seuc
Sgnd
Shield
Spi+
Spi-
Spo+
Spo-
Tx+
Tx-
Usb
Usbg
Usbv
Vmti
Vor+
Vor-
Vot+
Vot-
W/ lexus enform
W/o lexus enform

Navigation Wiring Diagram (3 of 4) for Lexus IS 350C 2014

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List of elements for Navigation Wiring Diagram (3 of 4) for Lexus IS 350C 2014:

Adpg
Agnd
Amplifier microphone assembly
J115
J116
J117
J120
Jp2
Jp3
Jq3
Jr1
Left front speaker assembly 2 & 3 (front speaker assembly)
Macc
Map light assembly
Mco+
Mco-
Mi+
Mi-
Mo+
Mo-
Mq2
Multi-media module receiver assembly
Nca
Pnk
Qp1
Qm1
Red
Shield
Sldi
Sldo
Sns2
Stereo jack adapter assembly 1
Ugd1
Us1+
Us1-
Usb
Usbg
Usbv
Usv1
Va-
Val+
Var+
Vor+
Vor-
Vot+
Vot-
W/ lexus enform
W/o lexus enform
Wuo
Mj1

Navigation Wiring Diagram (4 of 4) for Lexus IS 350C 2014

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List of elements for Navigation Wiring Diagram (4 of 4) for Lexus IS 350C 2014:

(12 speaker) front speaker assembly 4
(or pnk)
+b2
+tw
-tw
12 speaker
8 speaker
Ap1
Ctr+
Ctr-
Engine room r/b 1 (right rear of engine compt)
Fl+
Fl-
Fr+
Fr-
Gnd
Gnd2
Hot at all times
Instrument cluster system
Jk1
Jp2
Left front speaker assembly 1
Left rear speaker assembly
Left rear speaker assembly 2
Lp2
Mi+
Mi-
Mo+
Mo-
Mq2
P3 (right rear of trunk)
P64
P65
Pnk
Qp1
Rad 1 fuse 30a
Rad 2 fuse 30a
Red
Right front speaker assembly 1
Right rear speaker assembly
Right rear speaker assembly 2
Rl+
Rl-
Rr+
Rr-
Shield
Sldi
Sldo
Spd
Stereo component amplifier (right side of trunk)
Stereo component speaker assembly (12 speaker)
Tmut
Wf1+
Wf1-
Wfl+
Wfl-
Wfr+
Wfr-
Wui

Rear Sonar Wiring Diagram for Lexus IS 350C 2014

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List of elements for Rear Sonar Wiring Diagram for Lexus IS 350C 2014:

(2.5l)
(3.5l)
(left end of dash) left cowl side j/b
(left side of engine compt) engine control module
(under center console) j2
A10
A29
A30
Ad1
Ae1
Aq1
Brake actuator assembly (left rear corner of engine compt)
Ca1h
Ca1l
Canh
Canl
Cbz
Clearance sonar ind
Clearance warning buzzer (center of dash)
Clearance warning ecu (left front of trunk)
Combination meter assembly
Computer data lines system
Computer micro
D12
D12 pnk
D13
D17
Display
Dome fuse 10a
E49
Ecu- ig rh fuse 10a
Engine controls system
Engine room r/b 1 (right rear of engine compt)
Gnd
Gnd1
Gtx+
Gtx-
Hot at all times
Ig1d
Ig2 or dome +b
Input circuit
Interior lights system
J/c a29 & j10 (left kick panel)
J/c e2 & e49 (left side of engine compt)
J/c j27 (left side of dash)
J/c j70 (right side of dash)
J1 (left kick panel)
J10
J12
J34
J35
J4 (right kick panel)
J75
Ja3
Jq1
L10
Left cowl side j/b (left end of dash)
Left front ultrasonic sensor 1 (left front of vehicle)
Left main body ecu
Left rear ultrasonic sensor 1 (left corner of rear bumper)
Left ultrasonic sensor 2 (left center of rear bumper)
Lh-ig 1 relay
Lh-ig fuse 10a
Micro computer (sub)
Mpd1
Mpd2
Mpi1
Mpi2
Mpx+
Mpx-
Mpx1
Mpx2
Msw
Multi information
Ne+
Ne-
Network gateway ecu (right side of dash)
Park/ neutral position switch assembly (right side of transmission)
Parking brake switch (base of parking brake foot lever assembly)
Pkb
Pnk
Power source control ecu (right side of dash)
Q1 (under driver seat)
Red
Rh- ig 1 relay
Rh-ig fuse 7.5a
Right cowl side j/b (right end of dash)
Right front ultrasonic sensor 1 (right front of vehicle)
Right main body ecu
Right rear ultrasonic sensor 1 (right corner of rear bumper)
Right ultrasonic sensor 2 (right center of rear bumper)
Satellite switch set
Sp1
Sq1
Vsw

Rear View Monitoring Wiring Diagram for Lexus IS 350C 2014

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List of elements for Rear View Monitoring Wiring Diagram for Lexus IS 350C 2014:

2.5l
3.5l
A10
A30
A33
Ae1
Altb
Ap1
Back
Brake actuator assembly (left rear corner of engine compt)
Ca+
Ca1h
Ca1l
Canh
Canl
Cb+
Cgnd
Circuit input
Combination meter assembly
Computer data lines system
Computer micro
Cv+
Cv-
D12
D13
D17
Display
E49
Engine control module (left side of engine compt)
Engine controls system
Gnd
Gnd1
Gtx+
Gtx-
Hot at all times
Ig1d
J/c a33 & j80 (right kick panel)
J/c e2 & e49 (left side of engine compt)
J/c j27 (left side of dash)
J/c j71 (right side of dash)
J1 (left kick panel)
J114
J2 (under center console)
J21
J34
J4 (right kick panel)
J75
J80
Ja3
Jq1
Jq3
L10
Left cowl side j/b (left end of dash)
Left main body ecu
Lh-ig 1 relay
Lh-ig fuse 10a
Micro computer (sub)
Mpd1
Mpd2
Mpi1
Mpi2
Mpx+
Mpx-
Mpx1
Mpx2
Multi information
Multi-media module receiver assembly
Ne+
Ne-
Network gateway ecu (right side of dash)
P64
Park/ neutral position switch assembly (right side of transmission)
Parking brake switch (base of parking brake foot lever assembly)
Pkb
Pnk
Power source control ecu (right side of dash)
Qh1
Rear television camera assembly (center rear of trunk lid)
Red
Rev
Right cowl side j/b (right end of dash)
Right main body ecu
Shield
Sp1
Spd
Stereo component amplifier (right side of trunk)
Ti & te fuse 10a

Telematics Wiring Diagram for Lexus IS 350C 2014

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List of elements for Telematics Wiring Diagram for Lexus IS 350C 2014:

(left end of dash) left cowl side j/b
(under center console) center air bag sensor assembly
(w/ lexus enform)
A10
Acc
Acc fuse 7.5a
Amplifier microphone assembly
Computer data lines system
D12
D27
Dcm (telematics transceiver) (right side of dash)
Engine room r/b 2 (left side of engine compt)
Fr+
Fr-
Gps antenna
Gsw
Gsw3
Hot at all times
Hot w/ acc relay energized
Hot w/ ig2 relay energized
Ig2
Ign fuse 10a
Ill+
Ind1
Ind2
Instrument cluster system
Interior lights system
J/c j27 (left side of dash)
J1 (left kick panel)
J101
J114
J117
J118
J47
J97
Ja4
Jp2
Jr1
Lp2
Map light assembly
Mci+
Mci-
Mco+
Mco-
Mcvd
Mic+
Mic-
Min+
Min-
Multi-media module receiver assembly
Mute
Nca
P28
P64
Pnk
Radio receiver assembly
Red
Right cowl side j/b (right end of dash)
Right front speaker assembly 2 & 3 (front speaker assembly 3)
Sgnd
Shield
Sig-
Sig1
Sil
Sled
Sns2
Sos switch
Spdp
Spi+
Spi-
Spo+
Spo-
Stereo component amplifier (right side of trunk) p30
Tel fuse 10a
Telephone antenna
Tmut
Usb
Usbg
Usbv
Vor+
Vor-
Vot+
Vot-
W/ navigation
W/o navigation

PASSIVE RESTRAINTS

Passive Restraints Wiring Diagram for Lexus IS 350C 2014

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List of elements for Passive Restraints Wiring Diagram for Lexus IS 350C 2014:

(under driver seat) q1
Buckle switch
Diode (left tension reducer)
Diode (right tension reducer) (front passenger's seat)
Hot in on or start
J/c q7 & u1 (under driver's q7 seat)
J/c q7 & u1 (under driver's seat)
J/c t14 (under front passenger's seat)
J/c u11
J11
J13
Left cowl side j/b (left end of dash)
Left front seat inner belt assembly (inboard side of left front seat)
Left front tension reducer (left front seat outer belt assembly)
Lh-ig fuse 10a
Memory systems
Pt1
Rh-ig fuse 7.5a
Right cowl side j/b (right end of dash)
Right front seat inner belt assembly (inboard side of right front seat)
Right front tension reducer (right front seat outer belt assembly)
W/ memory
W/o memory

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 5) for Lexus IS 350C 2014

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List of elements for Power Distribution Wiring Diagram (1 of 5) for Lexus IS 350C 2014:

(except hid type) (hid type)
A/c comp fuse 7.5a
A/f fuse 15a
Abs 1 fuse 50a
Abs 2 fuse 30a
Air conditioning system
Alt fuse 150a
Alt-s fuse 7.5a
Anti-lock brakes system
Battery
Cooling fans system
Cruise control, engine controls & transmissions systems
Defogger system
Deicer fuse 25a
E/g-am fuse 60a
E/g-b fuse 60a
Electronic power steering system
Engine controls system
Engine room j/b 1 (right rear of engine compt)
Engine room j/b 2 (left side of engine compt)
Engine room r/b 1 (right rear of engine compt)
Engine room r/b 2 (left side of engine compt)
Eps fuse 80a
Etcs fuse 10a
Exterior lights system
Fan 1 fuse 40a
Fr ctrl-am fuse 30a
Fr ctrl-b fuse 25a
Fr fog fuse 15a
Fr fog relay
Fr tail fuse 10a
Fr tail relay
Front controller
H-lp cln fuse 30a
H-lp upr fuse 15a 20a
Head hi relay (if equipped)
Horn fuse 10a
Horn relay
Navigation system
Pnk
Rad 1 fuse 30a
Rad 2 fuse 30a
Red
Shift interlock system
Sound & navigation systems
Starter fuse 30a
Starting/ charging system
Str lock fuse 25a
Tel fuse 10a
To d/c cut fuse (diagram 2 of 5)
To fan 2 fuse (diagram 2 of 5)
To main fuse (diagram 2 of 5)
Turn-haz fuse 15a
Wash relay
Washer fuse 20a
Wiper/ washer system

Power Distribution Wiring Diagram (2 of 5) for Lexus IS 350C 2014

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List of elements for Power Distribution Wiring Diagram (2 of 5) for Lexus IS 350C 2014:

Air conditioning system
Aq2
Cds fuse 10a
Cooling fans system
D/c cut fuse 20a
Defog fuse 30a
Defogger system
Dome fuse 10a
Door locks, anti-theft, engine controls, interior lights, instrument cluster & mirrors systems
Engine controls, starting/charging, anti-lock brakes, cruise control, instrument cluster, wiper/washer, headlights, exterior lights, warning, interior lights, electronic power steering, power tops, memory, computer data lines, door locks, anti-theft, trunk, tailgate, fuel doors, transmissions & body computer systems
Engine room j/b 1 (right rear of engine compt)
Engine room r/b 1 (right rear of engine compt)
Fan 2 fuse 40a
From abs 1 fuse (diagram 1 of 5)
From e/g-am fuse (diagram 1 of 5)
From rad 2 fuse (diagram 1 of 5)
Glw plg 1 fuse 50a
Glw plg 2 fuse 50a
Headlights system
Heater fuse 50a
J4 (right kick panel)
Lh j/b-am fuse 80a
Lh lgg fuse 30a
Lh lgg lck fuse 30a
Lh roof fuse 30a
Luggage room j/b (left front of trunk)
Luggage room r/b (left front of trunk)
Main fuse 30a
Mpx-b fuse 10a
Noise filter (right front of engine)
P-tray main fuse 30a
P-tray side fuse 7.5a
Pnk
Power tops system
Psb fuse 30a
Qk1
Red
Rh j/b-am fuse 80a
Rh lgg fuse 30a
Rh lgg lck fuse 30a
Rh roof fuse 30a
Rr r/b-am fuse 80a
To ig2 main fuse (diagram 3 of 5)
To left cowl side j/b (diagram 4 of 5)
To right cowl side j/b (diagram 4 of 5)

Power Distribution Wiring Diagram (3 of 5) for Lexus IS 350C 2014

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List of elements for Power Distribution Wiring Diagram (3 of 5) for Lexus IS 350C 2014:

(left side of engine compt) engine room r/b 2
(right end of dash) right cowl side j/b
(right rear of engine compt) engine room r/b 1
A2 (left rear of engine compt)
A23
A25
A27
A29
Accd
Am1
Am2
Am2 fuse 7.5a
Batb
Cruise control, engine controls & transmissions systems
D11
Door locks & shift interlock systems
Efi 2 relay
Efi fuse 25a
Efi main relay
Engine controls system
Engine controls, cruise control & transmissions systems
Engine room j/b 1 (right rear of engine compt)
Engine room j/b 2 (left side of engine compt)
Engine switch
F/pmp fuse 25a
Fr door rh fuse 20a
From d/c cut fuse (diagram 2 of 5)
Gauge fuse 7.5a
Ig 2 relay
Ig1d
Ig2 fuse 10a
Ig2 main fuse 20a
Ig2d
Ign fuse 10a
Inj fuse 20a
Inj relay
J10
J26
J4 (right kick panel)
Junction connector a29 & j10 (left kick panel)
Junction connector j71 (right side of dash)
Junction connector j80 (right side of dash)
Lh j/b-b fuse 30a
Navigation system
P/i-b fuse 60a
Pnk
Power source control ecu
Power windows & memory systems
Red
Rh j/b-b fuse 30a
Right main body ecu
Ssw1
Ssw2
To left cowl side j/b (diagram 5 of 5)
To right cowl side j/b (diagram 5 of 5)

Power Distribution Wiring Diagram (4 of 5) for Lexus IS 350C 2014

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List of elements for Power Distribution Wiring Diagram (4 of 5) for Lexus IS 350C 2014:

(left end of dash) left cowl side j/b
A/c fuse 7.5a
A11
A14
A15
A27
A28
Air conditioning & defogger systems
Air conditioning system
Altb
Anti-lock brakes, sound, navigation, exterior lights, cruise control, transmissions, memory, engine controls, door locks & interior lights systems
Anti-lock brakes, wiper/washer, exterior lights, air conditioning, starting/charging & cooling fans systems
Computer data lines system
D13
D20
D22
D28
D29
Defogger system
Ecu-ig lh fuse 10a
Electronic power steering & memory systems
Electronic power steering system
Exterior lights system
Exterior lights, anti-lock brakes, cruise control, transmissions, engine controls, shift interlock & door locks systems
Fr p/ seat lh fuse 30a
Fr p/ seat rh fuse 30a
Fr s/ htr lh fuse 15a
Fr wip fuse 30a
From engine room j/b 1 (diagram 2 of 5)
From right cowl side j/b (diagram 5 of 5)
Fuel opn fuse 10a
H-lp lvl fuse 7.5a
Headlights system
Instrument cluster system
Interior lights system
J1 (left kick panel)
J10
J11
J12
J22
J24
J28
J29
J30
K10
Left main body ecu
Lh-ig 1 relay
Lh-ig 2 relay
Lh-ig fuse 10a
Memory & seats systems
Mir htr fuse 15a
Navigation & sound systems
Navigation system
Obd fuse 7.5a
Panel fuse 7.5a
Passive restraints system
Pnk
Rad 3 fuse 10a
Red
Right cowl side j/b (right end of dash)
Right main body ecu
Seats & memory systems
Seats system
Seats, air conditioning, cruise control, anti-lock brakes, mirrors, defogger, shift interlock, wiper/washer & warning systems
Sound & navigation systems
Stop sw fuse 7.5a
Tail fuse 10a
Tail relay
Ti & te fuse 20a
To pwr point relay (diagram 5 of 5)
Trly
Trunk, tailgate, fuel doors system
Tv 1 fuse 10a
Wig
Wiper/ washer system

Power Distribution Wiring Diagram (5 of 5) for Lexus IS 350C 2014

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List of elements for Power Distribution Wiring Diagram (5 of 5) for Lexus IS 350C 2014:

(left end of dash)
Acc fuse 7.5a
Acc relay
Anti-theft system
Cig fuse 15a
Cigarette lighter assembly
D12
D13
D14
D26
D27
Door locks systems
Door locks, memory, power windows & anti-theft systems
Ecu-ig rh fuse 10a
Fr door lh fuse 20a
Fr s/htr rh fuse 15a
From engine room j/b 1 (diagram 3 of 5)
From obd k fuse (diagram 4 of 5)
From power source control ecu (diagram 3 of 5)
Interior lights system
J13
J15
J16
J23
J24
J4 (right kick panel)
Left cowl side j/b
Memory & electronic power steering systems
Navigation & sound systems
Navigation, sound, mirrors, instrument cluster, computer data lines & interior lights systems
P1 (under front passenger seat)
Passive restraint system
Pnk
Power outlet socket assembly
Pwr outlet fuse 15a
Pwr point relay
Rh-ig 1 relay
Rh-ig fuse 7.5a
Right cowl side j/b (right end of dash)
Right main body ecu
Right main body ecu acc
Seats system
Seats, defogger, cruise control, engine controls, navigation & transmissions systems
Security fuse 7.5a
To left cowl side j/b (diagram 4 of 5)

POWER DOOR LOCKS

Power Door Locks Wiring Diagram (1 of 5) for Lexus IS 350C 2014

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List of elements for Power Door Locks Wiring Diagram (1 of 5) for Lexus IS 350C 2014:

2.5l hid w/ headlight cleaner
A24
A36
Acc
Acc fuse 7.5a
Act+
Act-
Actd
Altb
Batb
Becu
Bzr
Computer data lines system
D10
Dcty
Diode (luggage compartment lamp) (left front of trunk)
Ecu-ig rh fuse 10a
Except 2.5l hid w/ headlight cleaner
Fr door rh fuse 20a
Gnd
Gnd1
Gnd2
Haz
Headlights system
Hot at all times
Hot in on or acc
Hot in on or start
Hrly
Ind
Integration control & panel assembly
J/c a15 (left rear corner of engine compt)
J/c j27 (left side of dash)
J113
J17
J18
J2 (under center console)
J21
J24
J3 (under center console)
J74
J75
Jp2
Jq1
Key lock
Key unlock
Kul
L1 (right front door)
Left front door courtesy light switch assembly (left front "b" pillar)
Left front door lock assembly (driver's door)
Lgcy
Lp1
Lsw
Lswp
Mpx1
Mpx2
Mq1
Multi- display assembly
Pcty
Power window regulator master switch assembly
Q1 (under driver seat)
Right cowl side j/b (right end of dash)
Right front door courtesy light switch assembly (right front "b" pillar)
Right front door lock assembly (front passenger's door)
Right main body ecu
Secu
Security horn assembly (right rear of engine compt)
Security indicator light
Ti & te fuse 20a
Tr+
Unlock detection
W/ navigation
W/o navigation
Wireless door lock buzzer (inside left front wheelwell)

Power Door Locks Wiring Diagram (2 of 5) for Lexus IS 350C 2014

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List of elements for Power Door Locks Wiring Diagram (2 of 5) for Lexus IS 350C 2014:

A12
A30
Acty
Bdcy
Computer data lines system
D11
D12
D18
Door
Fr door lh fuse 20a
Gnd
Haz
Hot at all times
Hot in on or start
J/c j71 (right side of dash)
J/c j80 (right side of dash)
J/c m14 (driver's door)
J1 (left kick panel)
J2 (under center console)
J29
Jq1
Jr2
Lct
Left cowl side j/b (left end of dash)
Left main body ecu
Lh-ig fuse 10a
Light left dome
Light right dome
Lpsw
Luggage compartment door lock assembly (left rear of trunk)
Luggage electrical key switch (center rear of trunk)
Map light assembly
Mpx1
Mpx2
Mpxb
Mq1
Mq2
Q2 (left side of trunk)
Q35
Qh1
Red
Right cowl side j/b (right end of dash)
Sliding roof control ecu (center front of trunk)
Turn signal flasher (left center of dash)
W/ memory
W/o memory

Power Door Locks Wiring Diagram (3 of 5) for Lexus IS 350C 2014

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List of elements for Power Door Locks Wiring Diagram (3 of 5) for Lexus IS 350C 2014:

(right front of trunk) p2
A2 (left rear of engine compt)
A29
Ap1
Aq1
B1 (right front of engine compt)
Computer data lines system
Data
Dome fuse 10a
Door control receiver (under center of base of rear window)
Engine hood courtesy switch (center front of engine compt)
Engine room j/b 2 (left side of engine compt)
Engine room r/b 1 (right rear of engine compt)
Foot light
Front controller
Gnd
Horn (high) (right front of radiator)
Horn (low) (left front of radiator)
Horn fuse 10a
Horn relay
Hot at all times
J/c a29 & j10 (left kick panel) a29
J/c l11 (front passenger's door)
J/c m14 (driver's door)
J10
Left outer rear view mirror assembly
Lp1
Lp2
Mlp
Mlp-
Mpx-b fuse 10a
Mq1
Qp2
Red
Right outer rear view mirror assembly
Rssi

Power Door Locks Wiring Diagram (4 of 5) for Lexus IS 350C 2014

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List of elements for Power Door Locks Wiring Diagram (4 of 5) for Lexus IS 350C 2014:

(front passenger's door) j/c l11
(in left front door) left front door handle electrical key antenna
(in right front door) right front door handle electrical key antenna
(right rear quarterpanel) certification ecu
(right side of luggage compt) outside luggage electrical key antenna
(under center console) indoor console electrical key oscillator
(under front passenger seat)
(under left side of rear seat) rear indoor electrical key oscillator
+b1
Acc
Agnd
Ant1
Ant2
Antenna coil
Cg1b
Cg2b
Cg5b
Cg6b
Cg7b
Cg8b
Clg
Clg1
Clg2
Clg5
Clg6
Clg7
Clg8
Clgb
Code
Com
Computer data lines system
Engine switch
Gnd
Indoor luggage compartment electrical key oscillator (left rear of luggage compt)
Inds
Indw
Jp2
Left front door electrical key oscillator (in left front door)
Lin
Lp2
Mpx1
Mpx2
Mq2
P1 (under front passenger seat)
Pnk
Q1 (under driver seat)
Qp1
Qp2
Rc0
Rda
Red
Right front door electrical key oscillator (in right front door)
Rssi
Sel
Sel1
Sel2
Sen1
Sen2
Sens
Sgt
Ss1
Ss2
Swil
Trg+
Trg-
Tsw1
Tsw2
Txct
Vc5
W/ memory
W/o memory

Power Door Locks Wiring Diagram (5 of 5) for Lexus IS 350C 2014

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List of elements for Power Door Locks Wiring Diagram (5 of 5) for Lexus IS 350C 2014:

(left side of dash) stop lamp switch
A25
A27
A29
Accd
Am1
Am2
Am2 fuse 7.5a
Canh
Canl
Combination meter assembly
Computer data lines system
Ctsw
D11
D12
Door ind
Efii
Efio
Engine control module (ecm) (left side of engine compt)
Gauge fuse 7.5a
Gnd
Gnd2
Hot at all times
Hot in on or start
Id code box (center of dash)
Ig+
Ig1d
Ig2 or dome +b
Ig2d
Ign fuse 10a
Imi
Imo
Inds
Indw
Input circuit
J/c a29 & j10 (left kick panel)
J/c a33 (right kick panel)
J/c j10 (left kick panel)
J/c j27 (left side of dash)
J/c j71 (right side of dash)
J/c j80 (right side of dash)
J1 (left kick panel)
J10
J2 (under center console)
J34
Ja3
Jp2
Left cowl side j/b (left end of dash)
Lin
Lin1
Master ind
Micro computer
Micro computer (sub)
Mpx+
Mpx-
Mpx1
Mpx2
Multi information display
Pnk
Power distribution system
Power source control ecu (right side of dash)
Red
Right cowl side j/b (right end of dash)
Security fuse 7.5a
Shift interlock system
Sksw
Slp
Slr+
Spd
Ssw1
Ssw2
Starting/charging system
Steering lock actuator (steering column)
Stop sw fuse 7.5a
Stp
Str1
Str2
Stsw
Swil
Tach

POWER MIRRORS

Electrochromic Mirror Wiring Diagram for Lexus IS 350C 2014

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List of elements for Electrochromic Mirror Wiring Diagram for Lexus IS 350C 2014:

+b1
+b3
A29
D11
D29
Dome fuse 10a
Ec+
Ec-
Ecu-ig lh fuse 10a
Engine room r/b 1 (right rear of engine compt)
Garage door opener
Gnd
Gnd5
Hot at all times
Hot w/ lh-ig2 relay energized
Ig1
Inner rearview mirror assembly
J/c a29 & j10 (left kick panel)
J/c j70 (right side of dash)
J/c j71 (right side of dash)
J/c j80 (right side of dash)
J10
J2 (under center console)
Jp2
Jq1
Jr2
L10
Left cowl side j/b (left end of dash)
Left outer mirror control ecu (left front door)
Left outer rearview mirror assembly
Lp1
M10
Map light assembly
Mq1
Pnk
Right cowl side j/b (right end of dash)
Right outer mirror control ecu (right front door)
Right outer rearview mirror assembly

Power Mirrors Wiring Diagram for Lexus IS 350C 2014

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List of elements for Power Mirrors Wiring Diagram for Lexus IS 350C 2014:

(under driver's seat) q1
Acc fuse 7.5a
Adjust switch
D27
Defogger system
Down
Ec+
Ec-
Electrochromic mirror circuit
Exterior lights system
Foot light
Hot w/ acc relay energized
Ill+
Ill-
Interior lights system
J/c j27 (left side of dash)
J/c m14 (driver's door)
Jp2
Jq1
Left
Left outer rearview mirror assembly
Left/ up
Lp1
Mirror heater
Mlh
Mlp
Mlp-
Mlv
Mq1
Mrh
Mrv
Outer mirror switch assembly
Red
Right
Right cowl side j/b (right end of dash)
Right outer rearview mirror assembly
Right/ down
Select switch
Trnl
Turn

POWER SEATS

Climate Control Seats Wiring Diagram (1 of 2) for Lexus IS 350C 2014

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List of elements for Climate Control Seats Wiring Diagram (1 of 2) for Lexus IS 350C 2014:

15a
A/c fuse 7.5a
A27
Bllh
Blrh
Ctb
D13
D20
D29
Ecu-ig lh fuse 10a
Engine room j/b 1 (right rear of engine compt)
Exterior lights system
Fr s/ htr lh fuse
Gnd
Hot at all times
Ill+
Ill-
Interior lights system
J/c j27 (left side of dash)
J/c j70 (right side of dash)
J/c q7 & u1 (under driver's seat)
J/c u11
J1 (left kick panel)
J30
Jp2
Jq1
Left cowl side j/b (left end of dash)
Left seat back climate control blower (driver's seat back)
Left seat cushion climate control blower (driver's seat cushion)
Left seat heater control sub-assembly
Lh j/b-am fuse 80a
Lh-ig2 relay
Panel fuse 7.5a
Pnk
Pt1
Q1 (under driver seat)
Red
Seat back
Seat cushion
Seat heater control
Seat heater switch
Sign
Svs5
Svsg
Swl
Tail relay
Thermistor
Thl

Climate Control Seats Wiring Diagram (2 of 2) for Lexus IS 350C 2014

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List of elements for Climate Control Seats Wiring Diagram (2 of 2) for Lexus IS 350C 2014:

A/c amplifier (center of dash)
Ctb
D12
D13
Fr s/ htr rh fuse 15a
Gnd
Hot w/ rh-ig1 relay energized
Ig+
Ig1d
J/c t11 (front passenger's seat)
J/c t14 (under front passenger's seat)
J58
J59
Jp2
Jq1
Lout
P1 (under front passenger seat)
Pnk
Power source control ecu (right side of dash)
Pt1
Red
Rh-ig fuse 7.5a
Right cowl side j/b (right end of dash)
Right seat back climate control blower (front passenger's seat back)
Right seat cushion climate control blower (front passenger's seat cushion)
Right seat heater control sub-assembly
Rout
S5-4
Seat back
Seat cushion
Seat heater control
Sg-4
Sign
Sw4
Sw5
Swr
Thermistor
Thr

Driver Power Seat Wiring Diagram for Lexus IS 350C 2014

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List of elements for Driver Power Seat Wiring Diagram for Lexus IS 350C 2014:

Down
Fr p/ seat lh fuse 30a
Front
Front vertical
Hot at all times
J/c q7 & u1 (under driver's seat)
J22
Left cowl side j/b (left end of dash)
Left front lumbar power seat switch
Left front lumbar support motor (in driver's seat)
Left front power seat lift position motor (in driver's seat)
Left front power seat reclining position motor assembly (in driver's seat)
Left front power seat slide position motor assembly (in driver's seat)
Left front power seat switch
Left front power seat vertical position motor assembly
Lifter
Q1 (under driver seat)
Rear
Reclining
Red
Slide

Passenger Power Seat Wiring Diagram for Lexus IS 350C 2014

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List of elements for Passenger Power Seat Wiring Diagram for Lexus IS 350C 2014:

(front passenger's seat) j/c t11
Down
Fr p/ seat rh fuse 30a
Front
Front vertical
Hot at all times
J29
Lifter
P1 (under front passenger seat)
Pt1
Rear
Reclining
Red
Right cowl side j/b (right end of dash)
Right front lumbar power seat switch
Right front lumbar support motor (front passenger's seat)
Right front power seat lift position motor (under front passenger's seat)
Right front power seat reclining position motor assembly (front passenger's seat)
Right front power seat slide position motor assembly (front passenger's seat)
Right front power seat slide switch assembly
Right front power seat switch
Right front power seat vertical position motor (under front passenger's seat)
Slide

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagram (1 of 3) for Lexus IS 350C 2014

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List of elements for Power Top/Sunroof Wiring Diagram (1 of 3) for Lexus IS 350C 2014:

(front of right side of roof) roof front lock motor (sliding roof drive gear sub-assembly)
(front of right side of roof) roof front lock switch (removable roof lock sub-assembly)
(left "c" pillar) left quarter power window regulator motor
(right "b" pillar) right quarter power window regulator motor
(right front of trunk) p2
Auto
Cls
Down
Hall ic
Hlm+
Hlm-
Hot at all times
Ill+
Ill-
Interior lights system
Jp2
Jq1
Jr1
Lcr+
Lcr-
Lcrf
Lcrh
Lcrp
Lcrs
Lh roof fuse 30a
Lmr+
Lmr-
Lor
Lpr
Lprb
Lpre
Luggage room r/b (left front of trunk)
Mp1
Mp2
Mp3
Mpm+
Mpm-
Opn
P-tray main fuse 30a
P1 (under front passenger seat)
P2 (right front of trunk)
P53
P54
P55
Package tray trim bracket (right rear quarterpanel)
Pnk
Pe1
Q1 (under driver seat)
Q2 (left side of trunk)
Q33
Qp1
Qwl+
Qwl-
Qwr
Qwr+
Qwr-
Qk2
R3h1
R3r
R3r+
R3r-
R3rb
R3re
Rcr
Red
Rh lgg fuse 30a
Rh lgg lck fuse 30a
Rh roof fuse 30a
Rh2
Right roof close switch (right removable roof auxiliary catch assembly) (near top of right "a" pillar)
Right roof panel strength sub-assembly (right quarterpanel)
Right slide roof motor (right front corner of trunk)
Rlr
Rml+
Rml-
Rmr+
Rmr-
Ror
Rpr
Rprb
Rpre
Sliding roof control ecu (center front of trunk)
Sliding roof switch assembly
Tr2
Tr2e
Under side tonneau cover switch (right deck side trim box) (right lower rear side of trunk)
Wadn

Power Top/Sunroof Wiring Diagram (2 of 3) for Lexus IS 350C 2014

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List of elements for Power Top/Sunroof Wiring Diagram (2 of 3) for Lexus IS 350C 2014:

(left kick panel) j1
(right end of dash) right cowl side j/b
(under center console) j2
A10
A24
A25
Combination meter
Computer data lines system
D11
D14
Ecu-ig rh fuse 10a
Engine room r/b 1 (right rear of engine compt)
Gauge fuse 7.5a
Gnd2
Hall ic
Hot at all times
Hot w/ ig 2 relay energized
Hot w/ rh-ig 1 relay energized
Ig+
Ig2 or dome +b
Input circuit
J/c j27 (left side of dash)
J/c j70 (right side of dash)
J/c j71 (right side of dash)
J/c j80 (right side of dash)
J21
J34
J4 (right kick panel)
J75
Jq1
Left cowl side j/b (left end of dash)
Left luggage compartment door hinge assembly (left front of luggage compartment)
Lgcy
Luggage compartment door assembly
Luggage door opening cancel switch assembly
Main body ecu
Master ind
Micro computer
Micro computer (sub)
Mpx +
Mpx -
Mpx-b fuse 10a
Mpx1
Mpx2
Multi information display
P2 (right front of trunk)
P58
P59
Pnk
Q2 (left side of trunk)
Q42
Q43
Red
Right cowl side j/b (right end of dash)
Right luggage compartment door hinge assembly (right front of luggage compartment)
Tsw

Power Top/Sunroof Wiring Diagram (3 of 3) for Lexus IS 350C 2014

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List of elements for Power Top/Sunroof Wiring Diagram (3 of 3) for Lexus IS 350C 2014:

(left end of dash) left cowl side j/b
(left front corner of trunk) left slide roof motor
(left side of rear of roof) roof rear lock motor (sliding roof drive gear sub-assembly)
(left side of trunk) q2
3lm+
3lm-
Back window lock assembly (left rear side of roof)
Computer data lines system
D18
Ecub
Exterior lights system
Fls
Hall ic
Hot at all times
J27
Jq1
Jr1
Lcl+
Lcl-
Lclf
Lclh
Lclp
Lcls
Lct
Left roof close switch (left removable roof auxiliary catch assembly) (near top of left "a" pillar)
Left roof panel strength sub-assembly 2
Lh lgg fuse 30a
Lh lgg lck fuse 30a
Lh1
Lml+
Lml-
Lol
Lpl
Lplb
Lple
Luggage room r/b (left front of trunk)
Mpx1
P-tray side fuse 7.5a
Package tray trim hinge 1 (right rear of trunk)
Package tray trim hinge 2 (left rear of trunk)
Pnk
Q1 (under driver seat)
Q2 (left side of trunk)
Q34
Q35
Q36
Qwl
Qf1
Qh1
Qk2
R3cl
R3l
R3l+
R3l-
R3lb
R3le
R3ll
R3ol
Rcl
Red
Rh1
Rpl
Rplb
Rple
Sgnd
Sliding roof control ecu (center front of trunk)
Sml+
Sml-
Smr+
Smr-
Spl1
Spl2
Spr1
Spr2
Tl 1
Tl 1e
Under side tonneau cover switch (left deck side trim box) (left lower rear side of trunk)
Under side tonneau cover switch (left side package tray trim cover) (left lower rear side of trunk)
Upper side tonneau cover switch (right side package tray trim cover) (right upper rear side of trunk)
Wdn
Wup

POWER WINDOWS

Power Windows Wiring Diagram for Lexus IS 350C 2014

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List of elements for Power Windows Wiring Diagram for Lexus IS 350C 2014:

(driver's door) m1
(inside left front wheelwell) wireless door lock buzzer
A30
A36
Bzr
Certification ecu (right rear quarterpanel)
Computer data lines system
D14
D15
Data
Dcty
Door control receiver (under center of base of rear window)
Ecu- ig rh fuse 10a
Fr door lh fuse 20a
Fr door rh fuse 20a
Gnd
Hot at all times
Hot w/ rh-ig 1 relay energized
Igb
J/c a15 (left rear corner of engine compt)
J/c j27 (left side of dash)
J/c m14 (driver's door)
J21
J75
Jq1
Key lock
Key unlock
Kul
Left cowl side j/b (left end of dash)
Left front door courtesy light switch assembly
Left front door lock assembly (driver's door)
Left front power window regulator motor (driver's door)
Lp1
Lssr
Lsw
M1 (driver's door)
Main body ecu
Mpx1
Mpx2
Mq1
Mq2
P1 (under front passenger seat)
P2 (right front of trunk)
Pct
Pls
Pls1
Pls2
Pnk
Power window regulator master switch assembly
Pws
Rc0
Rda
Red
Right cowl side j/b (right end of dash)
Right front power window regulator motor (right front door)
Right front power window regulator switch assembly
Rssi
Sgnd
Ssrb
Unlock detection
Vcc
W/ memory seat
W/o memory seat

RADIO

Radio Wiring Diagram, with Navigation (1 of 4) for Lexus IS 350C 2014

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List of elements for Radio Wiring Diagram, with Navigation (1 of 4) for Lexus IS 350C 2014:

(if equipped) sdars assembly
(or red)
+b1
Acc fuse 7.5a
Acc1
Antenna
Back
Ca+
Canh
Canl
Cgnd
Combination meter
Computer data lines system
D14
D22
D27
D28
Disp
Gnd1
Gps antenna
Gvif
Hot at all times
Hot w/ acc relay energized
Hot w/ rh-ig1 relay energized
Ill+
Ill-
Input circuit
Instrument cluster system
Interior lights system
J/c j27 (left side of dash)
J114
J121
J24
J3 (under center console)
J34
Jq1
L10
Left cowl side j/b (left end of dash)
Left main body ecu
Left steering pad switch
Macc
Micro computer
Min+
Min-
Mode
Mpx+
Mpx-
Mssl
Multi-media module receiver assembly
Nca
Off hook
On hook
Parking brake switch (base of parking brake foot lever assembly)
Pkb
Pnk
Rad 3 fuse 10a
Red
Rev
Rh ecu-ig fuse 10a
Right cowl side j/b (right end of dash)
Right main body ecu
Right steering pad switch
Seek+
Seek-
Sgnd
Shield
Sns2
Spd
Spiral cable (under steering wheel)
Steering pad switch
Sw1
Sw2
Swg
Tv 1 fuse 10a
Tx1+
Tx1-
Tx3+
Tx3-
Vmtf
Voice
Vol+
Vol-
W/ lexus enform
W/o lexus enform

Radio Wiring Diagram, with Navigation (2 of 4) for Lexus IS 350C 2014

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List of elements for Radio Wiring Diagram, with Navigation (2 of 4) for Lexus IS 350C 2014:

(right side of dash) (w/ lexus enform) dcm (telematics transceiver)
+b2
Acc
Cb+
Cgnd
Computer data lines system
Cv+
Cv-
Door locks & anti-theft systems
Gnd1
Gvif
Ill+
Ill-
J101
J113
J118
J122
J3 (under center console)
Jp2
Jq3
Lights system interior
Lines system computer data
Lp2
Mci+
Mci-
Mco+
Mco-
Mcvd
Multi-display assembly
Mute
Pnk
Qh1
Rear television camera assembly (center rear of trunk lid)
Red
Right front speaker assembly 2 & 3 (front speaker assembly 3)
Security indicator lamp
Seuc
Sgnd
Shield
Spi+
Spi-
Spo+
Spo-
Tx+
Tx-
Usb
Usbg
Usbv
Vmti
Vor+
Vor-
Vot+
Vot-
W/ lexus enform
W/o lexus enform

Radio Wiring Diagram, with Navigation (3 of 4) for Lexus IS 350C 2014

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List of elements for Radio Wiring Diagram, with Navigation (3 of 4) for Lexus IS 350C 2014:

Adpg
Agnd
Amplifier microphone assembly
J115
J116
J117
J120
Jp2
Jp3
Jq3
Jr1
Left front speaker assembly 2 & 3 (front speaker assembly)
Macc
Map light assembly
Mco+
Mco-
Mi+
Mi-
Mo+
Mo-
Mq2
Multi-media module receiver assembly
Nca
Pnk
Qp1
Qm1
Red
Shield
Sldi
Sldo
Sns2
Stereo jack adapter assembly 1
Ugd1
Us1+
Us1-
Usb
Usbg
Usbv
Usv1
Va-
Val+
Var+
Vor+
Vor-
Vot+
Vot-
W/ lexus enform
W/o lexus enform
Wuo
Mj1

Radio Wiring Diagram, with Navigation (4 of 4) for Lexus IS 350C 2014

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List of elements for Radio Wiring Diagram, with Navigation (4 of 4) for Lexus IS 350C 2014:

(12 speaker) front speaker assembly 4
(or pnk)
+b2
+tw
-tw
12 speaker
8 speaker
Ap1
Ctr+
Ctr-
Engine room r/b 1 (right rear of engine compt)
Fl+
Fl-
Fr+
Fr-
Gnd
Gnd2
Hot at all times
Instrument cluster system
Jk1
Jp2
Left front speaker assembly 1
Left rear speaker assembly
Left rear speaker assembly 2
Lp2
Mi+
Mi-
Mo+
Mo-
Mq2
P3 (right rear of trunk)
P64
P65
Pnk
Qp1
Rad 1 fuse 30a
Rad 2 fuse 30a
Red
Right front speaker assembly 1
Right rear speaker assembly
Right rear speaker assembly 2
Rl+
Rl-
Rr+
Rr-
Shield
Sldi
Sldo
Spd
Stereo component amplifier (right side of trunk)
Stereo component speaker assembly (12 speaker)
Tmut
Wf1+
Wf1-
Wfl+
Wfl-
Wfr+
Wfr-
Wui

Radio Wiring Diagram, without Navigation (1 of 3) for Lexus IS 350C 2014

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List of elements for Radio Wiring Diagram, without Navigation (1 of 3) for Lexus IS 350C 2014:

(or red)
Acc
Acc fuse 7.5a
Agnd
Ali
Antenna
Ari
Asgn
Atx+
Atx-
Auxi
Cdl+
Cdl-
Cdr+
Cdr-
Computer data lines system
Csld
D22
D27
Gnd
Hot at all times
Hot w/ acc relay energized
Ill+
Ill-
Instrument cluster system
Interior lights system
Ivo+
Ivo-
J/c j27 (left side of dash)
J100
J110
J23
J3 (under center console)
J95
J96
J97
J98
J99
Jp1
Jq3
Macc
Mic+
Mic-
Multimedia interface ecu (lower right side of dash)
Mut1
Mute
Nca
Pnk
Rad 3 fuse 10a
Radio receiver assembly
Red
Right cowl side j/b (right end of dash)
Sdars antenna
Sgnd
Shield
Sld
Sldi
Sns2
Spd
Sw1
Sw2
Swg
Tx+
Tx-
Tx1+
Tx1-
Tx2+
Tx2-
Txm+
Txm-
Udi+
Udi-
Uesg
Ulo+
Ulo-
Upo
Uro+
Uro-
Usd1
W/ safety connect
W/ sdars
W/o safety connect

Radio Wiring Diagram, without Navigation (2 of 3) for Lexus IS 350C 2014

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List of elements for Radio Wiring Diagram, without Navigation (2 of 3) for Lexus IS 350C 2014:

(right side of dash) (w/ safety connect) dcm (telematics transceiver)
Agnd
Alo
Amplifier microphone assembly
Aro
Asgn
Auxo
J101
Jr1
Map light assembly
Mci+
Mci-
Mco+
Mco-
Mcvd
Mute
Nca
Pnk
Qm1
Red
Sgnd
Shield
Spi+
Spi-
Spo+
Spo-
Stereo jack adapter assembly 1
Udo+
Udo-
Ujsg
Upi
W/ safety connect
W/o safety connect
Mj1

Radio Wiring Diagram, without Navigation (3 of 3) for Lexus IS 350C 2014

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List of elements for Radio Wiring Diagram, without Navigation (3 of 3) for Lexus IS 350C 2014:

+b2
Acc
Ap1
Combination meter
Computer data lines system
Disp
Engine room r/b 1 (right rear of engine compt)
Fl+
Fl-
Fr+
Fr-
Gnd
Gnd2
Hot at all times
Ii1+
Ii1-
Input circuit
Instrument cluster system
J24
J34
Jp2
Left front speaker assembly 1
Left front speaker assembly 2 & 3 (front speaker assembly 3)
Left rear speaker assembly
Left steering pad switch
Lp2
Micro computer
Mode
Mq2
Mssl
Mute
Off hook
On hook
P27
P28
P3 (right rear of trunk)
P30
P51
Pnk
Qp1
Rad 2 fuse 30a
Red
Right front speaker assembly 1
Right front speaker assembly 2 & 3 (front speaker assembly 3)
Right rear speaker assembly
Right steering pad switch
Rl+
Rl-
Rr+
Rr-
Seek+
Seek-
Spd
Spiral cable (under steering wheel)
Steering pad switch assembly
Stereo component amplifier (right side of trunk)
Tmut
Tx+
Tx-
Voice
Vol+
Vol-
W/ safety connect
W/o safety connect
Wfl+
Wfl-
Wfr+
Wfr-

SHIFT INTERLOCK

Shift Interlock Wiring Diagram for Lexus IS 350C 2014

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List of elements for Shift Interlock Wiring Diagram for Lexus IS 350C 2014:

(right rear of engine compt)
+bs
A2 (left rear of engine compt)
A29
Abs 2 fuse 30a
Ae1
Brake actuator assembly (left rear corner of engine compt)
Brake pedal load sensing switch (left side of dash)
Canh
Canl
Computer data lines system
D12
D13
D29
Ecu-ig lh fuse 10a
Engine control module (left side of engine compt)
Engine room j/b 1
Fsw+
Hot at all times
Ig1d
J/c a20 (left end of dash)
J/c a29 & j10 (left kick panel)
J/c a33 (right kick panel)
J/c a9 (left side of engine compt)
J/c j70 (right side of dash)
J1 (left kick panel)
J10
L10
Left cowl side j/b (left end of dash)
Lh ig1 relay
Lh ig2 relay
Lh-ig fuse 10a
Mpx1
Mpx2
Park/ neutral position switch (right side of transmission)
Parking brake switch (base of parking brake foot lever assembly)
Pkb
Pnk
Power source control ecu (right side of dash)
Red
Right cowl side j/b (right end of dash)
Shift lock control ecu (under center console)
Shift lock solenoid
Sls+
Sls-
Stop lamp switch (left side of dash)
Stop sw fuse 7.5a
Stp

Steering Column Wiring Diagram for Lexus IS 350C 2014

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List of elements for Steering Column Wiring Diagram for Lexus IS 350C 2014:

(under center console) j2
25a
A27
D11
Engine room r/b 2 (left side of engine compt)
Gnd
Hot at all times
Hot w/ ig2 relay energized
Id code box (center of dash)
Ig2
Ige
Ign fuse 10a
J/c j71 (right side of dash)
J/c j80 (right side of dash)
J2 (under center console)
Ja3
Lin
Lin1
Power source control ecu (right side of dash)
Red
Right cowl side j/b (right end of dash)
Sgnd
Slp
Slp1
Slr+
Steering lock actuator (steering column)
Str lock fuse

STARTING/CHARGING

Charging Wiring Diagram for Lexus IS 350C 2014

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List of elements for Charging Wiring Diagram for Lexus IS 350C 2014:

(or red)
A10
A24
A25
Ae1
Alt
Alt fuse 150a
Alt-s fuse 7.5a
Battery
Ca1h
Ca1l
Canh
Canl
Charge indicator
Combination meter
Computer data lines system
D12
D13
E/g-b fuse 60a
Engine control module (left side of engine compt)
Engine room j/b 1 (right rear of engine compt)
Engine room r/b 1 (right rear of engine compt)
Engine room r/b 2 & engine room j/b 2 (left side of engine compt)
Gateway ecu (right side of dash)
Gauge fuse 7.5a
Generator assembly
Hot at all times
Hot w/ ig 2 relay energized
Ig+
Ig1d
Input circuit
J/c a8 (left side of engine compt)
J/c j27 (left side of dash)
J1 (left kick panel)
J34
J4 (right kick panel)
Left cowl side j/b (left end of dash)
Lh- ig 1 relay
Lh-ig fuse 10a
Micro computer
Mpi1
Mpi2
Mpx+
Mpx-
Mpx-b fuse 10a
Pnk
Power source control ecu (right side of dash)
Right cowl side j/b (right end of dash)
Starter

Starting Wiring Diagram for Lexus IS 350C 2014

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List of elements for Starting Wiring Diagram for Lexus IS 350C 2014:

2.5l
3.5l
A2 (left rear of engine compt)
A29
Accr
Ae1
Battery
Ctsw
D11
Engine control module (left side of engine compt)
Engine room j/b 1 (right rear of engine compt)
Engine room r/b 1 (right rear of engine compt)
Engine room r/b 2 (left side of engine compt)
Engine switch
Ig 2 relay
Ig2d
J/c a29 & j10 (left kick panel)
J/c a7 & a8 (left side of engine compt)
J/c j71 (right side of dash)
J/c j80 (right side of dash)
J10
J4 (right kick panel)
Ja3
Ksw
Park/neutral position switch (right side of transmission)
Power distribution system
Power source control ecu (right side of dash)
Red
Right cowl side j/b (right end of dash)
Sksw
Ssw1
Ssw2
St cut relay
Sta
Star
Starter assembly
Starter fuse 30a
Starter relay
Str1
Str2
Stsw

SUPPLEMENTAL RESTRAINTS

Pre-Collision Wiring Diagram for Lexus IS 350C 2014

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List of elements for Pre-Collision Wiring Diagram for Lexus IS 350C 2014:

A10
A25
Ba2
Brake actuator assembly (left rear corner of engine compt)
Canh
Canl
Combination meter
Computer data lines system
Distance control ecu (left side of dash)
Ecu- ig rh fuse 10a
Gauge fuse 7.5a
Hot at all times
Hot w/ ig 2 relay energized
Hot w/ rh-ig1 relay energized
Ig+
Ig1
Igb
Input circuit
J15
J34
J4 (right kick panel)
Ja4
Left front pre-collision seat belt motor (left front seat outer belt assembly) (left "c" pillar)
Lrdd
Lrrd
Luggage room r/b (left side of trunk)
Micro computer
Millimeter wave radar sensor (behind center front grille)
Mol+
Mol-
Mor+
Mor-
Mpx+
Mpx-
P2 (right front of trunk)
P48
P49
Pcs ind
Pgnd
Pnk
Psb fuse 30a
Qp1
Qk2
Red
Right cowl side j/b (right end of dash)
Right front pre-collision seat belt motor (right front seat outer belt assembly) (right "c" pillar)
Seat belt control ecu (center front of trunk)

Supplemental Restraint Wiring Diagram (1 of 3) for Lexus IS 350C 2014

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List of elements for Supplemental Restraint Wiring Diagram (1 of 3) for Lexus IS 350C 2014:

(left end of dash) left cowl side j/b
(right end of dash) right cowl side j/b
(right side of dash) power source control ecu
(under center console) j2
(w/ memory) detection sensor occupant
+sl
+sr
-sl
-sr
Air bag sensor seat position
Bbl+
Bbl-
Bbr+
Bbr-
Bcl+
Bcl-
Bcr+
Bcr-
Buckle switch
Canh
Canl
Case gnd
Center air bag sensor assembly (under center console)
Computer data lines system
D12 pnk
D2+
D2-
D6 pnk
Dk+
Dk-
Ecu-ig rh fuse 10a
Fsr+
Fsr-
Gauge fuse 7.5a
Gsw
Gsw3
Hot at all times
Hot w/ ig 2 relay energized
Ig1d
Ig2
Ign fuse 10a
J21
J26 pnk
J4 (right kick panel)
J47
J75
Ja1
Lbe+
Lbe-
Left door side air bag sensor (in driver's door)
Left front position control ecu & switch (w/ memory) (under driver's seat)
Left front pretensioner (left "b" pillar)
Left front seat inner belt
Left side air bag sensor assembly (left rear quarterpanel)
Left side air bag squib circuit
Lsp+
Lsp-
Main body ecu
Mpx1
Mpx2
Navigation system
Ods
P-ab
P2+
P2-
P62
Paon
Passive restraints system
Pk+
Pk-
Pl+
Pl-
Pl1
Pnk
Pr+
Pr-
Q52
Qm1
Red
Rh-ig1 relay
Right cowl side j/b (right end of dash)
Right door side air bag sensor (in front passenger's door)
Right side air bag sensor assembly (right rear quarterpanel)
Sfl+
Sfl-
Sfr+
Sfr-

Supplemental Restraint Wiring Diagram (2 of 3) for Lexus IS 350C 2014

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List of elements for Supplemental Restraint Wiring Diagram (2 of 3) for Lexus IS 350C 2014:

(left side of dash) driver's side 2nd step air bag squib
(left side of dash) driver's side air bag squib
(left side of dash) j/c j27
(left side of radiator) left front air bag sensor
(right side of radiator) right front air bag sensor
(under left side of dash) lower instrument panel air bag assembly 1
(under right side of dash) lower instrument panel air bag assembly 2
+sl
+sr
-sl
-sr
A21
Clock assembly
D17
D2+
D2-
Front passenger side squib circuit (instrument panel passenger w/o door air bag assembly)
Front passenger's air bag on/off indicator light & front passenger's seat belt warning light
Ig+
Integration control & panel assembly
J25
Ja1
Ja5
Left cowl side j/b (left end of dash)
P-ab
Paon
Pbew
Pnk
Right front pretensioner (right "b" pillar)
Right side air bag squib circuit
Spiral cable (under steering wheel)
W/ navigation
W/o navigation

Supplemental Restraint Wiring Diagram (3 of 3) for Lexus IS 350C 2014

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List of elements for Supplemental Restraint Wiring Diagram (3 of 3) for Lexus IS 350C 2014:

+ig
Bgnd
Brake actuator assembly (left rear corner of engine compt)
Bsw
Buckle switch
Buzzer
Canh
Canl
Combination meter assembly
Computer data lines system
D12
D13
D29
Dia
Ecu-ig lh fuse 10a
Fsr+
Fsr-
Gbt
Gnd
Gps
Hot at all times
Input circuit
J/c j27 (left side of dash)
J/c j70 (right side of dash)
J1 (left kick panel)
J34
J35
Ja3
Left cowl side j/b (left end of dash)
Lh-ig2 relay
Micro computer
Mpx+
Mpx-
Occupant detection ecu (if equipped) (under front passenger's seat)
Occupant detection sensor
Occupant detection sensor (w/ memory)
P1 (under front passenger seat)
Passive restraints system
Pblt
Pnk
Pt2
Red
Right front position control ecu & switch (w/ memory) (under front passenger's seat)
Right front seat inner belt (w/ occupant classification system)
Seat belt tension sensor (right front outer seat belt assembly) (base of right "b" pillar)
Skid control buzzer (w/ dynamic radar cruise control) (left side of dash)
Srs ind
Steering sensor (on steering column)
T18
Vbt
Vps
Yaw rate sensor (under center console)

TRANSMISSION

Transmission Wiring Diagram (1 of 3) for Lexus IS 350C 2014

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List of elements for Transmission Wiring Diagram (1 of 3) for Lexus IS 350C 2014:

+b1
A10
A2 (left rear of engine compt)
A24
A25
Accelerator position sensor (accelerator pedal assembly) (left side of dash)
Ae1
Batt
Canh
Canl
Computer data lines system
D13
E1 (left rear of engine)
Ecc
Efi 2 fuse 10a
Efi fuse 25a
Efi main relay
Engine control module (left side of engine compt)
Engine controls system
Engine room j/b 2 (left side of engine compt)
Engine room r/b 2 (left side of engine compt)
Epa
Epa2
Etcs fuse 10a
Gauge fuse 7.5a
Hot at all times
Hot w/ ig 2 relay energized
Hot w/ rh-ig1 relay energized
Ign fuse 10a
J/c a10 & e1 (left side of engine compt)
J/c a33 (right kick panel)
J/c a7 & a8 (left side of engine a8 compt)
J/c a9 (left side of engine compt)
J/c j27 (left side of dash)
J/c j70 (right side of dash)
J24
Ja3
Left paddle shift switch
Mrel
Paddle shift switch
Pnk
Rh-ig fuse 7.5a
Right cowl side j/b (right end of dash)
Sdn
Sftd
Sftu
Shift switch right paddle
Spd
Spiral cable (under steering wheel)
St1-
Steering pad switch assembly
Stop lamp switch (left side of dash)
Stop sw fuse 7.5a
Stp
Sup
Tach
Transmission control switch (below center console)
Vcp2
Vcpa
Vpa
Vpa2

Transmission Wiring Diagram (2 of 3) for Lexus IS 350C 2014

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List of elements for Transmission Wiring Diagram (2 of 3) for Lexus IS 350C 2014:

(left rear corner of engine compt) brake actuator assembly
(left side of engine compt) engine control module
+bm
A10
A29
A33
Canh
Canl
Combination meter assembly
Computer data lines system
E03
E2 (right rear of engine)
E2g
Engine room r/b 1 (right rear of engine compt)
Eta
Etha
Ethw
Ge01
Hot at all times
Ig+
Ig2 or dome+b
Input circuit
Intake mass air flow meter (right side of engine compt)
J/c a29 & j10 (left kick panel)
J/c a33 & j80 (right kick panel)
J10
J34
J4 (right kick panel)
J80
Ja3
Lcd (sequential)
Micro computer
Micro computer (sub)
Mpx+
Mpx-
Mpx-b fuse 10a
Multi information display
Nca
Pnk
Pwr ind ect
Red
Right cowl side j/b (right end of dash)
Snow ind ect
Sp1
Tha
Throttle body w/ motor (rear of engine)
Thw
Vcta
Vta
Vta1
Vta2

Transmission Wiring Diagram (3 of 3) for Lexus IS 350C 2014

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List of elements for Transmission Wiring Diagram (3 of 3) for Lexus IS 350C 2014:

(rear of engine) e.f.i engine coolant temperature sensor
2nd
Ae1
Computer data lines system
Electronically controlled transmission solenoid (on left side of transmission)
Engine control module (left side of engine compt)
Eoil
Hot w/ lh-ig1 relay energized
Ill+
Ill-
Interior lights system
J/c e2 (left side of engine compt)
J/c j70 (right side of dash)
J1 (left kick panel)
J21
J75
Left cowl side j/b (left end of dash)
Lh-ig fuse 10a
Mpx1
Mpx2
Nt+
Nt-
Oil
Park/neutral position switch (right side of transmission)
Pattern select switch assembly 1
Pnk
Pwr
Red
Right cowl side j/b (right end of dash)
Right main body ecu
Sl1+
Sl1-
Sl2+
Sl2-
Slt+
Slt-
Slu+
Slu-
Snow
Sp2+
Sp2-
Starting/ charging system
Transmission revolution sensor (counter gear) (right rear of transmission)
Transmission revolution sensor (turbine) (left front of transmission)

TRUNK, TAILGATE, FUEL DOOR

Trunk & Fuel Door Release Wiring Diagram for Lexus IS 350C 2014

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List of elements for Trunk & Fuel Door Release Wiring Diagram for Lexus IS 350C 2014:

A11
A24
A28
A30
Acc
Acc fuse 7.5a
Altb
Becu
Computer data lines system
D11
D18
Engine room r/b 1 (right rear of engine compt)
Fr wip fuse 30a
Fuel
Fuel lid
Fuel lid w/ motor lock assembly (left side of luggage compt)
Fuel opn fuse 10a
Fuel opn relay
Fusw
Gnd
Gnd2
Hot at all times
Hot in on or acc
Hot in on or start
Interior lights system
J/c j27 (left side of dash)
J/c j71 (right side of dash)
J/c j80 (right side of dash)
J1 (left kick panel)
J2 (under center console)
J21
J74
J75
Jq1
Left cowl side j/b (left end of dash)
Left main body ecu
Lgcy
Lh-ig fuse 10a
Lpsw
Luggage
Luggage compartment door lock assembly
Luggage door opening cancel switch assembly
Luggage door opening switch assembly
Luggage electrical key switch (center rear of trunk)
Luggage room r/b (left front of trunk)
Mpx-b fuse 10a
Mpx1
Mpx2
Mpxb
Pnk
Q2 (left side of trunk)
Q35
Qh1
Qk3
Red
Rh ecu-ig fuse 10a
Right cowl side j/b (right end of dash)
Right main body ecu
Sliding roof control ecu (center front of trunk)
Ti & te fuse 20a
Tkul
Tr+
Tsw
Wig

WARNING SYSTEMS

Seat Belt Warning Wiring Diagram for Lexus IS 350C 2014

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List of elements for Seat Belt Warning Wiring Diagram for Lexus IS 350C 2014:

(inboard side of right front seat) right front seat inner belt
(left kick panel) j1
(right side of dash) power source control ecu
(under front passenger's seat) diode (occupant detection sensor)
A/c amplifier (center of dash)
A10
A20
A24
A25
Bgnd
Body ecu
Brake actuator assembly (left rear corner of engine compt)
Bsw
Buckle switch
Ca1h
Ca1l
Canh
Canl
Center air bag sensor assembly (under center console)
Clock assembly
Combination meter
Computer data lines system
D12
D14
Dcty
Dia
Door ind
Driver's seat belt indicator
Ecu-ig rh fuse 10a
Engine room r/b 1 (right rear of engine compt)
Front passenger's seat belt warning lamp
Fsr+
Fsr-
Gauge fuse 7.5a
Gps
Hot at all times
Hot w/ ig 2 relay energized
Ig+
Ig1d
Ig2 or dome+b
Input circuit
Integrated control & panel assembly
J/c j27 (left side of dash)
J21
J34
J35
J4 (right kick panel)
J47
J58
J75
Ja3
Jp2
Jq1
Lbe+
Lbe-
Left cowl side j/b (left end of dash)
Left front door courtesy switch
Left front seat inner belt assembly (inboard side of left front seat)
Micro computer
Mpi1
Mpi2
Mpx+
Mpx-
Mpx-b fuse 10a
Mpx1
Mpx2
Network gateway ecu (right side of dash)
Occupant classification ecu (if equipped)
Occupant classification sensor
Occupant detection sensor
P/sb
P1 (under front passenger seat)
P62
Passive restraint system
Pbew
Pblt
Pnk
Pt1
Pt2
Q52
Red
Rh-ig1 relay
Right cowl side j/b (right end of dash)
Right front seat inner belt (w/o occupant classification system) (inboard side of right front seat)
Sp1
Vps
W/ navigation
W/o navigation