ENGINE PERFORMANCE – Oldsmobile Cutlass GL 1998 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.1L

3.1L (VIN M), Engine Performance Wiring Diagrams (1 of 3) for Oldsmobile Cutlass GL 1998

List of elements for 3.1L (VIN M), Engine Performance Wiring Diagrams (1 of 3) for Oldsmobile Cutlass GL 1998:

• (left side of dash)
• 1-2 valve ctrl
• 2-3 valve ctrl
• 3x ref high
• 3x ref low
• 5v ref
• A/t iss sensor high
• A/t iss sensor low
• Automatic transaxle
• Automatic transaxle input shaft speed sensor
• Batt voltage
• Brake sw input
• Bypass control
• Ckp sensor
• Cmp sensor signal
• Cooling fans system
• Cruise control system
• Cruise disable
• Data link connector
• Egr sol valve
• Evap canp driver
• Evaporative emission canister purge valve (top rear of engine)
• Evaporative emission canister vent solenoid (under rear of vehicle)
• Fan 1 ctrl
• Fan 2 ctrl
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 5
• Fuel injectors
• G125 (front of engine)
• Ho2s 1 low
• Ho2s 2 low
• Hot at all times
• Hot in accy, run or start
• Hot in run or start
• Iac coil b high
• Ic control
• Ign
• Ign mod fuse 10a
• Inj 6 driver
• Instrument cluster system (vehicle speed signal)
• Intake air temperature (iat) sensor (in air intake duct, near throttle body)
• Knock sensor (left side of engine)
• Ks signal
• Left i/p wiring harness junction block
• Left i/p wiring harness junction c1 block
• Maf sensor
• Mass air flow sensor (on air intake duct assembly)
• Pcm batt fuse 10a
• Pcm ground
• Pnk
• Powertrain control module (below left side of dash)
• Prndl fuse 10a
• S101 (injector harness, 16 cm from in-line connec- tor)
• Sensor ground
• Serial data
• Tan
• Tr sw input b
• Trans range a
• Underhood wiring harness junction block
• Vehicle speed sensor (on transaxle)
• Vss high
• Vss low
• Vss output

3.1L (VIN M), Engine Performance Wiring Diagrams (2 of 3) for Oldsmobile Cutlass GL 1998

List of elements for 3.1L (VIN M), Engine Performance Wiring Diagrams (2 of 3) for Oldsmobile Cutlass GL 1998:

• (left side of engine) g112
• (top front of engine) ignition control module
• 7x crankshaft position sensor (lower right of engine)
• B11
• Cruise control brake switch (on brake pedal support)
• Cruise fuse 10a
• Engine coolant temperature sensor (rear of engine)
• Engine oil level switch (in oil pan)
• Exhaust gas recirc- ulation valve (rear of engine)
• F/p injr fuse 15a
• Fuel pump relay
• Fuel tank module (top of fuel tank)
• G125 (front of engine)
• G300 (below left front seat)
• Hot in run
• Hot in run or start
• Idle air control (iac) valve (on top center rear of engine)
• Ign
• Ignition amplifier and switching module
• Instrument cluster
• Left i/p wiring harness junction block
• Mal- function indicator lamp
• Park/neutral position switch (top of transaxle)
• Plugs spark
• Pnk
• Red
• Right i/p wiring harness junction block
• Spark plugs
• Tan
• Throttle position sensor (top rear of engine)
• Underhood wiring harness junction block
• Underhood wiring harness junction block c1

3.1L (VIN M), Engine Performance Wiring Diagrams (3 of 3) for Oldsmobile Cutlass GL 1998

List of elements for 3.1L (VIN M), Engine Performance Wiring Diagrams (3 of 3) for Oldsmobile Cutlass GL 1998:

• 2-3 shift sole- noid valve
• 24x crankshaft position sensor (lower front of engine)
• 5v ref
• A/c clutch relay ctrl
• A/c refrig pres sensor
• A/c refrigerant pressure sensor (front of engine compt)
• A/c system
• Auto trans fuse 10a
• Automatic transaxle
• Automatic transaxle fluid pressure valve manual pos switch
• Automatic transaxle fluid temp sensor
• C11
• Camshaft position sensor (top front of engine)
• Cruise control system
• Cruise engaged
• Ect densor
• Egr pos signal
• Egr valve ctrl
• Eng oil level input
• Engine oil pressure sensor (left side of engine)
• Erls fuse 20a
• Evap canv driver
• Fuel inj 4
• Fuel pump relay ctrl
• Fuel tank pressure
• Fuel tank pressure sensor (under rear of vehicle)
• G202 (left side of dash)
• Generator term f
• Generator term l
• Heated front oxygen sensor (top rear of engine)
• Heated rear oxygen sensor (below center of vehicle)
• Ho2s 1 signal
• Ho2s 2 signal
• Hot in run or start
• Iac coil a hi
• Iac coil a low
• Iac coil b
• Iat sensor
• Ign
• Ign voltage
• Left i/p wiring harness junction block
• Manifold absolute pressure sensor (attached to bracket on top of engine)
• Map signal
• Mil ctrl
• Nca
• Oil pres sensor
• Pc sol high
• Pc sol low
• Pcm/ign fuse 10a
• Pnk
• Pnk e
• Pnk n
• Powertrain control module (below left side of dash)
• Pressure control solenoid valve
• Red
• Red p
• Red/
• Sensor gnd
• Start- ing/ charging system
• Starting/ charging system
• Tach out
• Tach test point
• Tan
• Tcc pwm sol
• Tcc pwm sole- noid valve
• Tcc rel sw
• Tft sensor
• Tp sensor
• Tr sw b
• Tr switch a
• Tr switch c
• Tr switch d
• Underhood wiring harness junction block