ENGINE PERFORMANCE – Oldsmobile Aurora 2003 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

4.0L VIN C

4.0L VIN C, Engine Performance Wiring Diagram (1 of 5) for Oldsmobile Aurora 2003

List of elements for 4.0L VIN C, Engine Performance Wiring Diagram (1 of 5) for Oldsmobile Aurora 2003:

• A/t input spd sens high
• A/t input spd sens low
• A6 pnk
• A8 pnk
• Acc on
• Air pump relay
• Air sol vlv cntrl
• Anti lock brakes system
• B5 pnk
• Battery
• C9 pnk
• Ckp sens a sig
• Ckp sens b sig
• Class 2 data link
• Cmp sens 12v ref
• Cmp sens sig
• Computer data lines system
• Cooling fans system
• Cruise control system
• Cruise inhibit out
• Cyl 1 cntrl
• Cyl 7 cntrl
• D4 pnk
• Delivered torque output
• E c2
• Evap vent valve cntrl
• Extended trvl brake sw
• F4 pnk
• F9 pnk
• Fan low spd cntrl
• Fuel inj 1 cntrl
• Fuel inj 2 cntrl
• Fuel inj 3 cntrl
• Fuel inj 4 cntrl
• Fuel inj 5 cntrl
• Fuel inj 6 cntrl
• Fuel inj 7 cntrl
• Fuel inj 8 cntrl
• Fuel injectors
• Fuel pump rel cntrl
• Fuel tank press sig
• G100
• Ho2s high (1,1)
• Ho2s high (1,2)
• Ho2s high (2,1)
• Ho2s htr high (1,1)
• Ho2s htr low (1,1)
• Ho2s low (1,1)
• Ho2s low (1,2)
• Ho2s low (2,1)
• Hos2 htr low (2,1)
• Hot at all times
• Hot in on & start
• Iac coil a high
• Iac coil a low
• Iac coil b high
• Iac coil b low
• Iat sens sig
• Ignition
• Ignition switch
• Injr 1 fuse 10a
• Injr 2 fuse 10a
• Maf sens sig
• Map sens sig
• Mil cntrl
• Off
• Oil press sig
• Oxy sen fuse 10a
• Pcm batt fuse 10a
• Pcm ground
• Pcm ign fuse 10a
• Pnk
• Pnk a
• Powertrain control module (left side of eng compt, under air cleaner)
• Press cntrl sol high
• Press cntrl sol low
• Red
• Requested torque input
• S208
• Sp100 (on lower left side of engine, near trans- mission)
• Start
• Tan
• Tp sens sig
• Trs a input
• Trs b input
• Trs c input
• Trs p input
• Underhood fuse block (on right side of engine compt)
• Vss high
• Vss low
• Vss output

4.0L VIN C, Engine Performance Wiring Diagram (2 of 5) for Oldsmobile Aurora 2003

List of elements for 4.0L VIN C, Engine Performance Wiring Diagram (2 of 5) for Oldsmobile Aurora 2003:

• B3 pnk
• Evaporative emissions canister purge solenoid (right rear corner of intake manifold, near throttle body)
• Evaporative emissions canister vent solenoid
• Exhaust gas recirc- ulation (egr) valve
• F3 pnk
• Fuel tank pressure sensor (below trunk floor trim, under fuel sender access panel)
• G100
• Ground
• Heated oxygen sensor (ho2s) bank 1, sensor 1 (at left side of engine, on exhaust manifold)
• Heated oxygen sensor (ho2s) bank 1, sensor 2 (on exhaust pipe, behind catalytic converter)
• Heated oxygen sensor (ho2s) bank 2, sensor 1 (at right side of engine, on exhaust manifold)
• Hot in on & start
• Iat sens
• Idle air control (iac) valve (on throttle body)
• Ign
• Ign 1 fuse 10a
• Maf sens
• Manifold absolute pressure sensor (top rear of engine)
• Mass airflow (maf) sensor (on throttle body air intake duct)
• Nca
• Pnk
• Pnk d
• Rear fuse block
• Red
• Sp100 (on lower left side of engine, near trans- mission)
• Tan
• Tan a
• Throttle position sensor (on throttle body)
• Under- hood fuse block
• Vent sol fuse 10a

4.0L VIN C, Engine Performance Wiring Diagram (3 of 5) for Oldsmobile Aurora 2003

List of elements for 4.0L VIN C, Engine Performance Wiring Diagram (3 of 5) for Oldsmobile Aurora 2003:

• (in body harn, 19.5 cm from left lower front corner on passenger compt, on firewall)
• (right rear of engine, below engine coolant temerature sensor)
• (top right side of engine, under intake manifold top cover)
• Automatic transaxle
• Automatic transaxle internal mode switch
• Camshaft position (cmp) sensor (on front of right cylinder head)
• Coil mdl fuse 20a
• Crankshaft position (ckp) sensor a (on lower left side of engine, near oil filter)
• Crankshaft position (ckp) sensor b (on lower left side of engine, near oil filter)
• Cruise control system
• F/pmp fuse 20a
• Front bank ignition control module (top of left cam cover)
• Fuel pump and sender assembly (in fuel tank)
• Fuel pump relay
• G105
• G302
• G401
• Hot at all times
• Hot in on & start
• Ign
• Ignition coil (bank 1)
• Ignition coil (bank 2) (top left side of engine, under intake manifold top cover)
• Instrument panel cluster
• Malfunction ind lamp
• Nca
• Pnk
• Rear bank ignition control module (top of right cam cover)
• Rear fuse block
• Red
• S215
• Sp302 (under left side of rear seat cushion)
• Sp401 (lower right corner of luggage compt, near taillamp pass-through)
• Spark plugs
• Tach input
• Under- hood fuse block
• Vehicle speed sensor (top right side transmission output housing)
• Vss input

4.0L VIN C, Engine Performance Wiring Diagram (4 of 5) for Oldsmobile Aurora 2003

List of elements for 4.0L VIN C, Engine Performance Wiring Diagram (4 of 5) for Oldsmobile Aurora 2003:

• (on lower left side of engine, near trans- mission connector)
• 1-2 shift sol
• 2-3 shift sol
• A4 pnk
• Air injection (air) pump relay (w/ single pump) (near right strut tower)
• Air pump fuse 50a
• Automatic trans- axle fluid temper- ature sensor
• Automatic transaxle
• Automatic transaxle input speed sensor
• Automatic transmission
• Engine oil pressure sensor (left side of engine, near oil filter housing)
• Fluid pressure manual valve position switch
• Fuel pump and sender assembly (in fuel tank)
• G102
• Hot at all times
• Hot in on & start
• Ign 1 fuse 10a
• Pnk
• Pressure control solenoid
• Red
• S113
• S401 (in body harn, 31.5 cm from fuel tank harn breakout)
• Secondary
• Secondary air injection (air) pump (at left front of engine compt, on engine cradle)
• Secondary air injection (air) solenoid valve (on top of air pump)
• Tan
• Torque converter clutch pulse width modulation solenoid
• Trans fuse 10a
• Underhood fuse block

4.0L VIN C, Engine Performance Wiring Diagram (5 of 5) for Oldsmobile Aurora 2003

List of elements for 4.0L VIN C, Engine Performance Wiring Diagram (5 of 5) for Oldsmobile Aurora 2003:

• 1-2 shift sol vlv cntrl
• 2-3 shift sol vlv cntrl
• A/c comp cntrl
• A/c press sens 5v ref
• A/c press sens low ref
• A/c press sensor sig
• A/c refrigerant pressure sensor (behind a/c compressor, on a/c line)
• A/c system
• Ckp sens a 12v ref
• Ckp sens a low ref
• Ckp sens b 12v ref
• Ckp sens b low ref
• Cmp sens low ref
• Cooling fans system
• Cruise control system
• Cruise engaged input
• Cyl 2 cntrl
• Cyl 3 cntrl
• Cyl 4 cntrl
• Cyl 5 cntrl
• Cyl 6 cntrl
• Cyl 8 cntrl
• Ect sens low ref
• Ect sens sig
• Egr position sig
• Egr valve 5v ref
• Egr valve low ref
• Engine coolant temperature (ect) sensor (at rear of right cyl head)
• Engine oil level switch (at front of engine oil pan)
• Evap purge sol cntrl
• Fan high spd cntrl
• Ftp sens 5v ref
• Ftp sens low ref
• Fuel lvl signal
• G100
• Gen field duty sig
• Generator turn on sig
• Ho2s htr low (1,2)
• Hot in on
• Iat low ref
• Icm front low ref
• Icm rear low ref
• Ign 1 fuse 10a
• Knock sens return
• Knock sens sig
• Knock sensor (ks) (on top of engine, under intake manifold)
• Map sens 5v ref
• Map sens low ref
• Oil level sw input
• Oil press sens low ref
• Pcm ground
• Pnk
• Powertrain control module (left side of eng compt, under air cleaner)
• Rear fuse block (under left rear seat)
• Red
• Shield low ref
• Sp100 (on lower left side of engine, near trans- mission)
• Starter rly cntrl
• Starting/ charging system
• Tach output
• Tcc brake switch input
• Tcc pwm sol cntrl
• Tcc/cruise release switch
• Tft sensor high
• Tft sensor low ref
• Tp sens 5v ref
• Tp sens low ref
• Trans range a input
• Trans range c input