ENGINE PERFORMANCE – Oldsmobile Alero GX 2003 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.2L VIN F

2.2L VIN F, Engine Performance Wiring Diagram (1 of 3) for Oldsmobile Alero GX 2003

List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (1 of 3) for Oldsmobile Alero GX 2003:

• (a/t)
• (m/t)
• (pontiac) (olds)
• (right kick panel)
• A/c clutch relay
• A/c press 5v ref
• A/c press low ref
• A/c press sens sig
• A/c refrigerant pressure sensor (right front corner of eng compt)
• A/c system
• B12
• Battery
• Brake sw
• C8 pnk
• Class 2 serial data
• Clutch pedal position switch (above clutch pedal)
• Cooling fan system
• Cpp sw signal
• Cruise control module (right rear of engine compt)
• Cruise fuse e 10a
• Cruise inhibit sig
• Data link connector (below dash, left of steering column)
• Evap vent sol
• Evaporative emission canister vent solenoid (under rear of vehicle)
• Ftp sens 5v ref
• Ftp sens low ref
• Ftp sens sig
• Fuel level sig
• Fuel pump
• Fuel pump & sender assembly
• Fuel pump ctrl
• Fuel tank pressure sensor (under rear of vehicle)
• Hi spd cool fan rly
• Hot at all times
• Hot in acc, run or start
• Hot in run
• Hot in run or start
• Iat sens 5v ref
• Iat sens low ref
• Ign 0 voltage
• Ignition
• Instrument panel cluster
• Intake air temperature sensor (left side of engine)
• Ipc/bfc acc fuse i 10a
• Left i/p fuse block (behind left side of dash)
• Lo spd fan control
• Mil control
• Pcm acc fuse g 10a
• Pcm batt fuse 44 10a
• Pcm ign fuse 39 10a
• Pnk
• Powertrain control module (below left side of dash)
• Right i/p fuse block (behind right side of dash)
• Service engine soon ind
• Solid state
• Speed sig
• Splice pack sp302
• Tan
• Tcc/ brake switch (below left side of dash)
• Underhood fuse block (left side of engine compt)

2.2L VIN F, Engine Performance Wiring Diagram (2 of 3) for Oldsmobile Alero GX 2003

List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (2 of 3) for Oldsmobile Alero GX 2003:

• 1-2 shift sol
• 2-3 shift sol
• A7 pnk
• Automatic transaxle
• Automatic transaxle fluid pressure manual valve position switch
• Automatic transaxle fluid temperature sensor
• Automatic transaxle input shaft speed sensor
• B10
• Crankshaft position sensor (lower left
• D5 pnk
• Engine coolant temperature sensor (right rear of engine)
• F/p-injr fuse 48 15a
• Fuel pump relay
• G102 (lower front of engine)
• G103 (lower front of engine)
• Gnd
• Hot in run or start
• Ign mod fuse 41 10a
• Ignition coils
• Ignition control module (top rear of engine)
• Inter- connect
• Left i/p fuse block (behind left side of dash)
• P,r,n,d4,lo
• Pnk
• Pressure control sol
• Red
• Release tcc
• Rev,d,2,1
• S102
• Side of engine)
• Splice pack sp103
• Splice pack sp201
• Tan
• Tcc pwm sol
• Transaxle range switch (top of transaxle)
• Underhood fuse block (left side of engine compt)

2.2L VIN F, Engine Performance Wiring Diagram (3 of 3) for Oldsmobile Alero GX 2003

List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (3 of 3) for Oldsmobile Alero GX 2003:

• (inj harn, 16 cm from c130)
• 1-2 ss
• 2-3 ss
• 5v ref
• A4 pnk
• Auto trans fuse 38 10a
• C11
• Ckp sens low ref
• Ckp sens sig
• Cmp sens sig
• Cruise engage sig
• Ect sens low ref
• Ect sens sig
• Engine oil pressure sensor (left rear of engine)
• Erls fuse 47 10a
• Evap purge sol
• Evaporative emission canister purge solenoid (right side of engine)
• Fuel injectors
• G102 (lower front of engine)
• Gen field duty sig
• Gen turn on sig
• Generator
• Ground
• Heated oxygen sensor 1 (lower right side of engine)
• Heated oxygen sensor 2 (on rear of catalytic converter)
• Ho2s 1 high sig
• Ho2s 1 htr ctrl
• Ho2s 1 low sig
• Ho2s 2 high sig
• Ho2s 2 htr ctrl
• Ho2s 2 low sig
• Hot in run
• Hot in run or start
• Iac coil a high
• Iac coil a low
• Iac coil b high
• Iac coil b low
• Ic timing ctrl
• Idle air control valve (left side of engine)
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Iss high
• Iss low
• Knock sens low ref
• Knock sens sig
• Knock sensor (lower left side of engine)
• Left i/p fuse block (behind left side of dash)
• Manifold absolute pressure sensor (left side of engine)
• Map sens low ref
• Map sens sig
• Nca
• Oil press sig
• Pc sol high
• Pc sol low
• Pnk
• Powertrain control module (below left side of dash)
• Red
• S101
• Splice pack sp102
• Tan
• Tcc release sig
• Tcc sol
• Tfp sw a
• Tfp sw b
• Tfp sw c
• Tft sens sig
• Tft sesn low ref
• Throttle position sensor (on throttle body assy)
• Tp sens 5v ref
• Tp sens low ref
• Tp sens sig
• Trs sig a
• Trs sig b
• Trs sig c
• Trs sig p
• Underhood fuse block (left side of engine compt)
• Vehicle speed sensor (on rear of transaxle)
• Vss high
• Vss low

3.4L VIN E

3.4L VIN E, Engine Performance Wiring Diagram (1 of 3) for Oldsmobile Alero GX 2003

List of elements for 3.4L VIN E, Engine Performance Wiring Diagram (1 of 3) for Oldsmobile Alero GX 2003:

• (below dash, left of steering column)
• (front of starter) g102
• (injector harn, 16 cm from c130)
• (right kick panel) g302
• 1-2 ss ctrl
• 2-3 ss ctrl
• 5 volt ref a
• A/c press gnd
• A/t iss hi
• A/t iss lo
• B12
• Battery
• Body control module (behind right side of dash)
• Cmp sens
• Cooling fans system
• Cruise control system
• Cruise disable
• Cruise fuse e 10a
• Data link connector
• Egr sen gnd
• Egr val ctrl
• Engine spd sig
• Evap purge
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 5
• Fuel inj 6
• Fuel injectors
• Fuel pump and sender assembly (in fuel tank)
• Fuel pump motor
• Hi spd sig
• Ho2s 1 lo
• Ho2s 2 lo
• Hot at all times
• Hot in acc, run or start
• Hot in run
• Hot in run or start
• Iac coil b hi
• Ic ref lo
• Ic timing
• Ign
• Instrument custer system
• Knock sensor (lower left side of eng)
• Ks signal
• Left i/p fuse block
• Lo spd sig
• Low ref
• Maf sen sig
• Mass airflow flow sensor (top rear of eng)
• Medium spd sig
• Pcm acc fuse g 10a
• Pcm batt fuse 44 10a
• Pcm gnd
• Pcm ground
• Pcm/ign fuse 39 10a
• Pnk
• Pnk c
• Powertrain control module (below left side of dash, near steering column)
• Right i/p fuse block
• S101
• Sen gnd
• Serial data
• Tan
• Tcc bk sw
• Tcc/ brake switch (below left side of dash)
• Tfp sw a
• Tft sen lo
• Tr sw input b
• Transaxle range switch (on left front top of transaxle)
• Under- hood fuse block
• Vehicle speed sensor (at rear of engine/transaxle)
• Vss hi
• Vss lo
• Vss out

3.4L VIN E, Engine Performance Wiring Diagram (2 of 3) for Oldsmobile Alero GX 2003

List of elements for 3.4L VIN E, Engine Performance Wiring Diagram (2 of 3) for Oldsmobile Alero GX 2003:

• (transmission harness)
• 1-2 shift solenoid valve
• 2-3 shift solenoid valve
• A pnk
• A/c refrigerant pressure sensor (front of eng compt)
• Auto tran fuse 10a
• Auto- matic input shaft speed sensor
• Automatic transaxle
• Automatic transaxle temperarture sensor
• B10
• Ckp sens
• Crankshaft position sensor b (lower right side of eng)
• D,2,1 sw
• Dr sw
• Engine coolant temperature sensor (top left rear of eng)
• Engine oil level switch (at rear of eng)
• Engine oil pressure sensor (lower left side of eng)
• F/p injr fuse 48 15a
• Fuel pump relay
• G102 (front of starter)
• G103 (left side of engine)
• Gnd
• Hot in run or start
• Ic timing
• Ign
• Ign mod fuse 10a
• Ignition control module (top right rear of eng)
• Intake air temperature sensor (at left side of eng)
• Left i/p fuse block c3
• Lo ref
• Lo sw
• Manifold absolute pressure sensor (top right side of eng)
• P,r,n,d4 sw
• Pnk
• Pressure control solenoid valve
• Red
• Rev sw
• S102
• Speed sig
• Tan
• Tan b
• Tcc sw
• Torque converter clutch pwm solenoid valve
• Underhood fuse block

3.4L VIN E, Engine Performance Wiring Diagram (3 of 3) for Oldsmobile Alero GX 2003

List of elements for 3.4L VIN E, Engine Performance Wiring Diagram (3 of 3) for Oldsmobile Alero GX 2003:

• (near twc catalyst outlet) heated oxygen sensor 2
• (olds)
• (pontiac)
• (right exhaust manifold) heated oxygen sensor 1
• (right side of dash)
• (top rear of eng) idle air control valve
• (top right rear of eng) exhaust gas recirculation valve solenoid
• A/c comp rly
• A/c press +5v
• A/c refrig press
• A/c system
• B11
• B8 b6
• C11
• Camshaft position sensor (front top of eng)
• Ckp sens +12v
• Ckp sens gnd
• Cmp sens +12v
• Cmp sens gnd
• Crank fuse 54 10a
• Crank voltage
• Crankshaft position sensor a (behind crankshaft pulley)
• Cruise control system
• Cruise engage in
• Ect sen sig
• Egr +5v
• Egr sens
• Egr val ign +
• Eng oil level sw
• Eng oil press in
• Erls fuse 10a
• Evap can vent
• Evaporative emission canister purge solenoid (top right side of eng)
• Evaporative emission canister vent solenoid (under rear of vehicle)
• Ftp sens +5v
• Fuel inj 4
• Fuel level in
• Fuel pump rly
• Fuel tank press
• Fuel tank pressure sensor (under rear of vehicle)
• G203
• Gen turn on sig
• Generator
• Ho2s 1 htr low
• Ho2s 1 sig
• Ho2s 2 sig
• Hot in run
• Iac coil a hi
• Iac coil a lo
• Iac coil b lo
• Iat sen sig
• Ign
• Instrument cluster
• Left i/p fuse block
• Low ref
• Malfunction indicator lamp
• Map sen sig
• Mil ctrl
• Nca
• Pc sol val hi
• Pc sol val lo
• Pnk
• Powertrain control module (below left side of dash, near steering column)
• Red
• Red l
• Sen gnd
• Starter relay
• Starting system
• Tan
• Tcc pwm sol ctrl
• Tcc release sw
• Tfp sw b
• Tfp sw c
• Tft sens sig
• Throttle position sensor (on throttle body)
• Tp sen in
• Tps +5v
• Tr sw c in
• Tr sw p in
• Trans range a
• Underhood fuse block