ENGINE PERFORMANCE – Oldsmobile Aurora 1999 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

4.0L

4.0L VIN C, Engine Performance Wiring Diagrams (1 of 4) for Oldsmobile Aurora 1999

List of elements for 4.0L VIN C, Engine Performance Wiring Diagrams (1 of 4) for Oldsmobile Aurora 1999:

• (body harn, 87 cm from pcm break- out)
• (body harn, right "c" pillar)
• (engine harn, 15 cm from engine oil pressure switch)
• (engine harn, left front of engine)
• (engine harness, left front of engine)
• 5v ref out
• A/c comp clutch ctrl
• A/c hi press cutoff
• A/c hi temp sens rtrn
• A/c lo press cutoff
• A/c lo temp sens in
• A/c lo temp sens rtrn
• A/c press sens in
• Air condi- tioning system
• Air conditioning system
• Alt out reg ref volt
• Anti-theft system
• Automatic transaxle
• Automatic transmission input shaft speed sensor
• Class ii data link
• Cruise control system
• Cruise engaged
• Cruise inhibit
• Data link connector (under left side of dash)
• Driver select shift switch
• Engine coolant temperature sensor (ect) (left rear of engine)
• Evap emission purge vacuum
• Evaporative emission control solenoid (left rear of engine)
• Exhaust gas recirc- ulation valve (top rear of engine)
• Fuel pump feedback
• G117 (right rear corner of engine block)
• G117 (right rear of engine)
• G200 (left kick panel)
• Gen 'f' term feedback
• Iac sol coil ctrl
• Idle air control (iacv) valve (throttle body)
• Intake air temperature (iat) sensor (in air intake assembly)
• Map 5v ref out
• Map sens in
• Mass air flow sensor (rear of engine)
• Neutral safety sw in
• Pcm ground
• Pnk
• Post cat ho2s in hi
• Post cat ho2s in lo
• Power (battery)
• Power (ignition 1)
• Powertrain control module (behind right side of dash)
• Pwr steer pres sw in
• Red
• S106
• S114
• S123
• S127
• S295
• S297
• S316
• S427
• Sensor return
• Serial data link
• Shift 'a' sol ctrl
• Shift 'b' sol ctrl
• Starting/ charging system
• Switch (left side of engine)
• Tan
• Tcc brake sw in
• Tcc sol ctrl
• Theft disable sig in
• Throttle position sensor (throttle body assy)
• Tp sens in
• Trans press sol ctrl
• Trans press sol enable
• Trans press sw 'a' in
• Trans press sw 'b' in
• Trans press sw 'c' in
• Trans shift sel indic
• Trans temp sens in
• Turbine speed in hi
• Turbine speed in lo

4.0L VIN C, Engine Performance Wiring Diagrams (2 of 4) for Oldsmobile Aurora 1999

List of elements for 4.0L VIN C, Engine Performance Wiring Diagrams (2 of 4) for Oldsmobile Aurora 1999:

• 1-2 shift sol
• 2-3 shift sol
• Abs/tcc brake switch (under dash, behind brake pedal support)
• Automatic trans- axle fluid temper- ature sensor
• Automatic transaxle
• Chime fuse 10a
• Cruise control system
• Dis fuse 15a
• Engine coolant level switch (radiator coolant surge tank)
• Fluid pressure manual valve position switch
• G117 (right rear corner of engine block)
• Hot at all times
• Hot in run or start
• I/p fuse block
• Linear egr fuse 10a
• Manifold absolute pressure sensor (top right of engine)
• Oxy sen fuse 10a
• Park/neutral position switch (top of transaxle)
• Pcm fuse 10a
• Pcm vats fuse 20a
• Pnk
• Pressure control solenoid valve
• Rear fuse block (under rear seat)
• Red
• S118
• S130
• S152
• S241
• S245 (body harn, 38 cm from pcm breakout)
• S248
• S258
• S294
• S297
• Shift sol fuse 10a
• Tan
• Torque converter clutch pwm solenoid

4.0L VIN C, Engine Performance Wiring Diagrams (3 of 4) for Oldsmobile Aurora 1999

List of elements for 4.0L VIN C, Engine Performance Wiring Diagrams (3 of 4) for Oldsmobile Aurora 1999:

• (body harn, 16 cm from g304)
• (not used)
• (top right of engine under ignition coils)
• B12
• Camshaft position (cmp) sensor (front of engine)
• Crankshaft position (ckp) sensor a (lower left of engine)
• Crankshaft position (ckp) sensor b (lower left of engine)
• F/pump fuse 15a
• Fuel pump relay (in relay center)
• Fuel tank unit (top of fuel tank)
• G117 (right rear corner of engine block)
• G304 (under left rear seat)
• Hot at all times
• Ignition amplifier and switching module
• Ignition control module
• Instrument cluster
• Pnk
• Power steering pressure switch (right side of engine compt)
• Rear fuse block (under rear seat)
• Red
• Remote indicator bank
• S297
• S344
• S451
• Service engine soon indicator
• Spark plugs
• Tach signal in
• Tan
• Vehicle speed sensor (on trans- axle)
• Vss in

4.0L VIN C, Engine Performance Wiring Diagrams (4 of 4) for Oldsmobile Aurora 1999

List of elements for 4.0L VIN C, Engine Performance Wiring Diagrams (4 of 4) for Oldsmobile Aurora 1999:

• (body harn, 49 cm from turn flasher)
• (on top of engine, under intake manifold)
• 24x ref hi in
• 4x ref hi in
• Anti-lock brakes system
• Anti-theft system
• Bypass spark out
• Cam hi in
• Cann purge vac sw in
• Cool fan hi speed ctrl
• Cool fan lo speed ctrl
• Cooling fans system
• Delivered torque out
• Desired torque in
• Ect sens in
• Egr valve feedback
• Egr valve sol ctrl
• Engine oil level switch (oil pan)
• Evap ctrl sol out
• Evap purge vent ctrl
• Evaporative emissions canister vent solenoid (below rear of vehicle)
• Front ho2s in hi
• Front ho2s in lo
• Fuel inj 1 ctrl
• Fuel inj 2 ctrl
• Fuel inj 3 ctrl
• Fuel inj 4 ctrl
• Fuel inj 5 ctrl
• Fuel inj 6 ctrl
• Fuel inj 7 ctrl
• Fuel inj 8 ctrl
• Fuel injectors
• Fuel pump relay ctrl
• G103 (right lower frame rail)
• G117 (right rear corner of engine block)
• Heated o2s bank 1, sensor 1 (right side exhaust manifold)
• Heated o2s bank 1, sensor 3 (in exhaust system, after catalyst)
• Heated o2s bank 2, sensor 1 (left side of exhaust manifold)
• Hot in run or start
• I/p fuse block
• Iat sens in
• Ignition ctrl feedback
• Inj 1 fuse 10a
• Inj 2 fuse 10a
• Knock sens in
• Knock sensor
• Low coolant sens in
• Maf sens in
• Mil indic ctrl
• Nca
• Oil level sw in
• Pcm ground
• Pnk
• Power (ignition 1)
• Powertrain control module (behind right side of dash)
• Pre-cat ho2s in hi
• Pre-cat ho2s in lo
• Rear h02s in lo
• Rear ho2s in hi
• Ref lo in
• S106
• S115
• S150
• S151
• S153
• S214
• S297
• Starter disable
• Tan
• Vss in hi
• Vss in lo
• Vss out (4000 ppm)
• Warning systems