ENGINE PERFORMANCE – GMC Sonoma 2002 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.2L

2.2L VIN 5, Engine Performance Wiring Diagrams (1 of 3) for GMC Sonoma 2002

List of elements for 2.2L VIN 5, Engine Performance Wiring Diagrams (1 of 3) for GMC Sonoma 2002:

• (behind left side of dash) sp201
• (brake pedal support bracket) stoplight switch
• (eng harn, near pcm breakout)
• (left side of dash) data link connector
• 10a
• 5v ref
• A/c pres
• A/c refrigerant pressure sensor (on a/c evaporator tube)
• A/c req sig
• A10
• A12
• Abs fuse 22 10a
• Air conditioning system
• All times
• Anti- lock brakes system
• Anti-lock brakes system
• B10
• Battery
• Body control module (under dash, on heater case)
• Ckp ref
• Class 2
• Clstr fuse
• Cmp sens
• Cruise control system
• E10
• Ecm b fuse 20a
• Ecm i fuse 15a
• Ect sensor
• Fuel comp
• Fuel level in
• Fuel pump
• Fuel pump & sender
• Fuel pump & sender (top of fuel tank)
• Fuel pump relay
• Fuel tank pres
• Fuel tank pressure sensor (top of fuel tank)
• G103 (right front of engine)
• G402 (inside of left rear frame rail)
• Gen term l
• Generator
• Hi-res vs out
• Hot at
• Hot in off, run or start
• Hot in run
• Hot in run or start
• I/p fuse block
• Ign
• Ign ctrl 1-4
• Ign ctrl 2-3
• Ign in
• Inj 1
• Inj 2
• Knock sensor (lower right side of eng)
• Ks signal
• Map sensor
• Park/neutral position & back-up lamp switch (left side of transmission)
• Pcm gnd
• Pcm ground
• Pnk
• Powertrain control module (right front of engine compartment)
• Prndl "a"
• Prndl "b"
• Prndl "c"
• Prndl "p"
• Red
• S106
• S109
• S129
• S138 (body harn, near blower motor resistor)
• S152
• S422
• Serial data ii
• Tcc/clutch sw
• Tft sensor
• Throttle position sensor (on throttle body)
• Tp sensor
• Tx range a
• Tx range b
• Tx range c
• Underhood fuse block
• Vss high

2.2L VIN 5, Engine Performance Wiring Diagrams (2 of 3) for GMC Sonoma 2002

List of elements for 2.2L VIN 5, Engine Performance Wiring Diagrams (2 of 3) for GMC Sonoma 2002:

• 1-2 shift solenoid valve
• 1-4 coil ctrl
• 2-3 coil ctrl
• 2-3 shift solenoid valve
• 3-2 shift solenoid valve
• A tan
• Automatic transmission
• Automatic transmission fluid pressure manual valve position switch
• Ckp gnd
• Ckp sig
• Coil pos
• Crankshaft position sensor (below ignition coil)
• Engine coolant temperature sensor (front of engine)
• Fuel comp temp sig
• Fuel composition sensor (top right of transmission)
• Fuel injectors
• G103 (right front of engine)
• G105 (right rear of engine)
• Gnd
• Ign
• Ign ctrl a
• Ign ctrl b
• Ignition control module (right rear of eng)
• Nca
• Oxygen sensor (bank 1, sensor 1) (in exhaust manifold)
• Pnk
• Position signal c pnk
• Pressure control solenoid valve
• Red
• Ref low
• Ref sig
• Ref sig ctrl
• S128
• S133
• S140
• S152
• Shield
• Tan
• To spark plugs
• Torque converter clutch pwm solenoid valve
• Torque converter clutch solenoid valve
• Transmission fluid temperature sensor
• Twisted wire pair
• Vehicle speed sensor (rear of transmission)

2.2L VIN 5, Engine Performance Wiring Diagrams (3 of 3) for GMC Sonoma 2002

List of elements for 2.2L VIN 5, Engine Performance Wiring Diagrams (3 of 3) for GMC Sonoma 2002:

• (behind right headlamp) g100
• (right front of engine) g102
• 1-2 ss valve
• 2-3 ss valve
• 3-2 ss valve
• A/ pres +5v
• A/c clutch rly
• A11
• A6 class 2 data
• Air conditioning system
• Air fuse 30a
• Air pump relay
• Air relay
• Air sol fuse 10a
• Battery fuse 175a
• Camshaft position sensor (right side of eng)
• Cmp sens b+
• Cmp sens gnd
• Cruise control system
• Cruise disable/ fuel level
• Cruise engaged
• Ect sens
• Eng-i fuse 10a
• Evap can vnt
• Evap canp
• Evaporative emission canister purge solenoid valve (right side of eng)
• Evaporative emission canister vent solenoid (rear of fuel tank)
• F pump rly
• Fuse holder
• G103 (right front of engine)
• Heated oxygen sensor (bank 1, sensor 2 (in exhaust system, after catalytic converter)
• Hot at all times
• Hot in run or start
• Iac coil a hi
• Iac coil a lo
• Iac coil b hi
• Iac coil b lo
• Iat sens
• Iat sens sig
• Icm ref lo
• Idle air control valve (on throttle body assembly)
• Inj 3 driver
• Inj 4 driver
• Instrument cluster
• Instrument cluster system
• Intake air temperature sensor (in fresh air intake duct)
• Manifold absolute pressure sensor (on intake manifold)
• Map sens +5v
• Map sensor
• Mil ctrl
• Mil input
• Os2 ref
• Oxygen fuse 20a
• Pc sol
• Pc sol vlv ctrl
• Pcm gnd
• Pnk
• Post conv o2
• Powertrain control module (right front of engine compartment)
• Pre conv o2
• Red
• Ref sig
• S104
• S105
• S106
• Secondary air injection reactor fuse block (right front fender)
• Secondary air injection reactor pump (lower right front of eng compt)
• Shft ind/tcc
• Sound systems
• Tach signal
• Tan
• Tcc pwm sol
• Tft sensor
• Tp sens +5v
• Under- hood fuse block
• Vss low
• Vss out

4.3L

4.3L VIN W, Engine Performance Wiring Diagrams (1 of 4) for GMC Sonoma 2002

List of elements for 4.3L VIN W, Engine Performance Wiring Diagrams (1 of 4) for GMC Sonoma 2002:

• (body harn, near blower motor resistor)
• (in exhaust, after catalytic converter)
• (rear of distributor)
• 12v ref
• 3-2 sol
• 5 v ref
• 5v ref
• Abs fuse 22 10a
• Battery
• C red
• Camshaft position sensor
• Ckp sig
• Class 2 data
• Clstr fuse 11 10a
• Clutch pedal position switch (on clutch pedal support bracket)
• Cmp sens
• Cpp sw
• Crankshaft position sensor (front of engine near crankshaft pulley)
• Ect sens
• G103 (right rear of cyl head)
• G105 (left rear of cyl head)
• Ground
• H02s low ref
• Heated oxygen sensor (bank 1 sensor 1) (in left exhaust pipe, front of converter)
• Heated oxygen sensor (bank 1 sensor 2)
• Heated oxygen sensor (bank 2 sensor 1) (in right exhaust pipe, front of converter)
• Ho2s high
• Ho2s low
• Hot in off, run or start
• Hot in run
• I/p fuse block
• Ign 1
• Inj 1
• Inj 2
• Inj 3
• Inj 4 ctrl
• Inj 5
• Inj 6
• Knock sensor (top rear of engine)
• Ks sig
• Low ref
• Nca
• Off/crk/run
• P/n
• Park/neutral position & back-up lamp switch (left side of transmission)
• Pnk
• Powertrain control module (right front of engine compt)
• Red
• S100
• S101
• S102
• S106
• S116
• S138
• S152
• S203
• Stoplamp switch (on brake pedal support bracket)
• Tan
• Tcc sw
• Trans sig a
• Trans sw b
• Trans sw c
• Trans sw p

4.3L VIN W, Engine Performance Wiring Diagrams (2 of 4) for GMC Sonoma 2002

List of elements for 4.3L VIN W, Engine Performance Wiring Diagrams (2 of 4) for GMC Sonoma 2002:

• 1-2 shift sol
• 2-3 shift sol
• 3-2 control sol
• A10
• Automatic transmission
• Automatic transmission fluid pressure manual valve position switch
• B10
• C10
• Central sequential fuel injection
• D10
• D2 sw
• D3 sw
• D4 sw
• E10
• Ecm i fuse 15a
• Eng i fuse 10a
• Evaporative emission canister purge solenoid (top right center of engine)
• Evaporative emission canister vent solenoid (rear of fuel tank)
• Fuel inj
• Hot in run or start
• Lo sw
• Oxygen fuse 20a
• Pnk
• Pressure control solenoid valve
• Red
• Rev sw
• Tan b
• Tcc pwm sol
• Tcc sol
• Transmission fluid temperature sensor
• Under- hood fuse block

4.3L VIN W, Engine Performance Wiring Diagrams (3 of 4) for GMC Sonoma 2002

List of elements for 4.3L VIN W, Engine Performance Wiring Diagrams (3 of 4) for GMC Sonoma 2002:

• (under left side of dash) data link connector
• 12v in
• A/c system
• A11
• A12
• Body control module (under dash, on heater case)
• Ecm b fuse 20a
• Eng spd
• Engine coolant temperature sensor (left cylinder head, between two rear spark plugs)
• Fuel pump & sender assembly (on top of fuel tank)
• Fuel pump prime connector
• Fuel pump relay
• Fuel tank pressure sensor (top of fuel tank)
• G102 (right rear of cylinder head)
• G114 (left rear of cylinder head)
• G402 (left rear crossmember)
• G402 (left rear frame rail)
• Gnd
• Hot at all times
• Instrument cluster
• Instrument cluster system
• Intake air temperature sensor (in fresh air intake duct)
• Maf sig
• Manifold absolute pressure sensor (top center of engine)
• Mass airflow sensor (maf) (on air intake assy)
• Mil input
• Pick-up
• Pick-up utility
• Pnk
• Red
• S152
• S422
• Splice pack 201 (left side of dash)
• Splice pack 422/423 (rear frame rail)
• Tan
• Tan b
• Throttle position sensor (on throttle body assembly)
• Underhood fuse block
• Utility

4.3L VIN W, Engine Performance Wiring Diagrams (4 of 4) for GMC Sonoma 2002

List of elements for 4.3L VIN W, Engine Performance Wiring Diagrams (4 of 4) for GMC Sonoma 2002:

• (not used)
• (right rear of cyl head) g103
• (top rear of automatic transmission) c116 (m-m)
• 1-2 shift
• 12 v ref
• 2-3 shift
• 2wd
• 4wd
• A/c clu
• A/c low
• A/c req
• A/c system
• Anti-lock brake system
• Axle sw
• Cruise control system
• Cruise eng
• Distributor (top rear of engine)
• Electronic ignition control module (top right side of engine)
• Engine spd
• Evap purge
• Evap vent
• Fuel lev
• Fuel pmp rly
• G104 (left rear of cylinder head)
• G105 (left rear of cyl head)
• G117 (left rear of engine compt)
• Gen f
• Gen t/o
• Ground
• H02s htr low
• High voltage coil wire
• Ho2s htr high
• Ho2s htr low
• Iac a hi
• Iac a lo
• Iac b hi
• Iac b lo
• Iat sens
• Ic timing
• Idle air control valve (on throttle body assembly)
• Ign timing sig.
• Ignition coil (right side of engine)
• Ignition feed
• Low ref
• Maf sig
• Map sig
• Mil
• Nca
• Pc sol
• Pnk
• Pnk a
• Powertrain control module (right front of eng compt)
• Red
• S106
• S134
• S140
• S152
• Spark plugs
• Starting/ charging system
• Tach. sig.
• Tan
• Tank pres
• Tcc pwm sol
• Tcc sol
• Tft sensor
• Tp sens
• Trans sig a
• Trans sig c
• Transmission system
• Vehicle speed sensor (rear of transmission)
• Vss
• Vss hi
• Vss low