ENGINE PERFORMANCE – Buick Park Avenue 1997 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.8L

3.8L (VIN 1), Engine Performance Wiring Diagrams (1 of 3) for Buick Park Avenue 1997

List of elements for 3.8L (VIN 1), Engine Performance Wiring Diagrams (1 of 3) for Buick Park Avenue 1997:

• 18x crank pos in
• 5v ref out
• A/c comp ctrl
• A/c request in
• A/c system
• A/t input shaft speed sensor
• A/t iss sensor hi
• A/t iss sensor lo
• A12
• Abs sw in
• Air conditioning system
• Anti-lock brakes system
• Automatic transaxle
• Boost sol valve ctrl
• Cam pos in
• Check engine
• Computer data lines system
• Cooling fans system
• Cruise control system
• Cruise engaged sig
• Delivered torque out
• Dlc class 2 data
• E12
• Egr valve sol ctrl
• Electronic suspension system
• Engine cool fan #1
• Engine cool fan #2
• Engine data sens grd
• Engine oil level in
• Engine oil level switch (lower front of engine)
• Evap emissions vacuum switch (top right rear of engine)
• Evap purge diag sw
• Evap purge sol ctrl
• Evaporative emissions purge valve (top right rear of engine)
• F12
• Fuel pump rly ctrl
• Fuel pump speed ctrl
• G117 (right rear of engine)
• Hot at all times
• Hot in off, run and crank
• Iac control
• Icm module bypass
• Idle air control (iac) valve (on side of throttle assembly)
• Ign
• Ignfd fuse 8 10a
• Ignition ctrl in
• Ignition ctrl ref hi
• Ignition ctrl ref lo
• Instrument cluster
• Intake air temperature (iat) sensor (left side of engine compt)
• Maf sensor in
• Mass air flow sensor (top left side of engine)
• Mil lamp control
• Pcm fuse 23 10a
• Pcm fuse 6 10a
• Pcm ground
• Pcm/cru fuse 9 10a
• Pnk
• Power (battery)
• Power (ignition)
• Powertrain control module (left front of engine compt)
• Rear bussed electrical center
• S106
• S108
• Starter enable
• Starter system
• Tan
• Tcc solenoid ctrl
• Tcc switch input
• Tcc/abs switch (above brake pedal)
• Torque request in
• Trans range sw 'a'
• Trans range sw parity
• Underhood bussed electrical center
• Vehicle speed sensor (on transaxle)
• Vss in
• Vss out-4000 ppm
• Vss return
• Wot out to ccr

3.8L (VIN 1), Engine Performance Wiring Diagrams (2 of 3) for Buick Park Avenue 1997

List of elements for 3.8L (VIN 1), Engine Performance Wiring Diagrams (2 of 3) for Buick Park Avenue 1997:

• (icm harness,
• (icm harness, 20 cm from icm)
• (left kick
• (not used)
• (top right front of engine) ignition control module
• 26.5 cm from icm)
• A pnk
• A/c clu fuse 7 10a
• B10
• Boost control solenoid (top of engine, on fuel rail)
• C3i fuse 13 10a
• Camshaft position sensor (right side of engine)
• Crankshaft position sensor (lower right side of engine)
• Cruise control system
• Engine coolant temperature sensor (top left side of engine)
• Exhaust gas recirc- ulation valve (top left side of engine)
• F/pmp fuse 21 20a
• Feed out
• Fuel pump (top of fuel tank)
• Fuel pump control module (left center of luggage compt)
• Fuel pump relay
• G117 (right rear of engine)
• G117 (right rear of engine)
• G119 (right front of engine)
• G200
• G402 (left rear wheel house)
• Ground
• Ground out
• Hot in run and crank
• I/p bussed electrical center
• Ignition amplifier and switching module
• Instru- ment cluster system
• Nca
• Panel)
• Park/neutral position switch (top of transaxle)
• Plugs spark
• Pnk
• Power in
• Pwm in
• Rear bussed electrical center
• Red
• S103 (engine harn, 6.5 cm from throttle position sensor breakout)
• S105 (engine harn, 47.5 cm from pcm breakout)
• S108
• S135
• S136
• S203
• S400
• Spark plugs
• Tan
• Tcc/abs switch (above brake pedal)
• Throttle position sensor (throttle body)
• Underhood bussed electrical center

3.8L (VIN 1), Engine Performance Wiring Diagrams (3 of 3) for Buick Park Avenue 1997

List of elements for 3.8L (VIN 1), Engine Performance Wiring Diagrams (3 of 3) for Buick Park Avenue 1997:

• (right rear of engine) g117
• 1-2 shift solenoid
• 2-3 shift solenoid
• A/c press sens in
• A/c refrigerant pressure sensor (lower right front of engine)
• A/t fluid pressure manual valve position switch
• Alternator ind ctrl
• Automatic transaxle
• Cool temp indic ctrl
• Cruise control system
• Cruise inhibit out
• Ect sensor in
• Engine oil pres sensor
• Engine oil pressure sensor (lower right rear of engine)
• 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 injectors
• G117 (right rear of engine)
• Gen field 'f' terminal
• Gen field 'l' terminal
• Heated oxygen sensor #1 (rear of engine, in exhaust manifold)
• Heated oxygen sensor #2 (in exhaust pipe, behind catalyst)
• Ho2s 1 hi in
• Ho2s 1 low in
• Ho2s 2 hi in
• Ho2s 2 low in
• Hot in run and crank
• Iat sensor in
• Injr fuse 12 10a
• Instrument cluster system
• Instrument cluster system (tach)
• Knock sens #1 in
• Knock sens #2 in
• Knock sensor 1 (lower front of engine)
• Knock sensor 2 (right rear of engine)
• Linear egr pos sens in
• Low oil level indic ctrl
• Manifold absolute pressure sensor (top rear of engine)
• Map sensor in
• Nca
• Oil life out to i/p
• Oxy sen fuse 4 10a
• Pc sol vlv high
• Pc sol vlv lo
• Pcm ground
• Pnk
• Powertrain control module (left front of engine compt)
• Pressure control solenoid
• Red
• Red/
• S106
• S108
• Starting/ charging system
• Tach out
• Tan
• Tcc (pwm) solenoid
• Tcc rel
• Tcc rel sw
• Tp sensor in
• Trans range sw 'b' in
• Trans range sw 'c' in
• Trans shift sol 'a'
• Trans shift sol 'b'
• Trans temp sens in
• Transmission fluid temperature sensor
• Tx range a input
• Tx range b input
• Tx range c input
• Underhood bussed electrical center

3.8L (VIN K), Engine Performance Wiring Diagrams (1 of 3) for Buick Park Avenue 1997

List of elements for 3.8L (VIN K), Engine Performance Wiring Diagrams (1 of 3) for Buick Park Avenue 1997:

• 18x crank pos in
• 5v ref out
• A/c comp ctrl
• A/c request in
• A/c system
• A/t input shaft speed sensor
• A/t iss sensor hi
• A/t iss sensor lo
• A12
• Abs sw in
• Air conditioning system
• Anti-lock brakes system
• Automatic transaxle
• Cam pos in
• Check engine
• Computer data lines system
• Cooling fans system
• Cruise control system
• Cruise engaged sig
• Delivered torque out
• Dlc class 2 data
• E12
• Egr valve sol ctrl
• Electronic suspension system
• Engine cool fan #1
• Engine cool fan #2
• Engine data sens grd
• Engine oil level in
• Engine oil level switch (lower front of engine)
• Evap emissions vacuum switch (top rear of engine)
• Evap purge diag sw
• Evap purge sol ctrl
• Evaporative emissions purge valve (top right rear of engine)
• F12
• Fuel pump rly ctrl
• G117 (right rear of engine)
• Hot at all times
• Hot in off, run and crank
• Iac control
• Icm module bypass
• Idle air control (iac) valve (on side of throttle assembly)
• Ign
• Ignfd fuse 8 10a
• Ignition ctrl in
• Ignition ctrl ref hi
• Ignition ctrl ref lo
• Instrument cluster
• Intake air temperature (iat) sensor (left side of engine compt)
• Maf sensor in
• Mass air flow sensor (top left side of engine)
• Mil lamp control
• Pcm fuse 23 10a
• Pcm fuse 6 10a
• Pcm ground
• Pcm/cru fuse 9 10a
• Pnk
• Power (battery)
• Power (ignition)
• Powertrain control module (left front of engine compt)
• Rear bussed electrical center
• S106
• S108
• Starter enable
• Starter system
• Tan
• Tcc solenoid ctrl
• Tcc switch input
• Tcc/abs switch (above brake pedal)
• Torque request in
• Trans range sw 'a'
• Trans range sw parity
• Underhood bussed electrical center
• Vehicle speed sensor (on transaxle)
• Vss in
• Vss out-4000 ppm
• Vss return
• Wot out to ccr

3.8L (VIN K), Engine Performance Wiring Diagrams (2 of 3) for Buick Park Avenue 1997

List of elements for 3.8L (VIN K), Engine Performance Wiring Diagrams (2 of 3) for Buick Park Avenue 1997:

• (icm harness,
• (icm harness, 20 cm from icm)
• (left kick
• (not used)
• (top right front of engine) ignition control module
• 26.5 cm from icm)
• B10
• C3i fuse 13 10a
• Camshaft position sensor (right side of engine)
• Crankshaft position sensor (lower right side of engine)
• Cruise control system
• Engine coolant temperature sensor (top left side of engine)
• Exhaust gas recirc- ulation valve (top left side of engine)
• F/pmp fuse 21 20a
• Fuel pump (top of fuel tank)
• Fuel pump relay
• G117 (right rear of engine)
• G117 (right rear of engine)
• G119 (right front of engine)
• G200
• G402 (left rear wheel well)
• Hot in run and crank
• I/p bussed electrical center
• Ignition amplifier and switching module
• Instru- ment cluster system
• Nca
• Panel)
• Park/neutral position switch (top of transaxle)
• Plugs spark
• Pnk
• Rear bussed electrical center
• S103 (engine harn, 6.5 cm from throttle position sensor breakout)
• S105 (engine harn, 47.5 cm from pcm breakout)
• S108
• S135
• S136
• S203
• S400
• Spark plugs
• Tan
• Tcc/abs switch (above brake pedal)
• Throttle position sensor (throttle body)
• Underhood bussed electrical center

3.8L (VIN K), Engine Performance Wiring Diagrams (3 of 3) for Buick Park Avenue 1997

List of elements for 3.8L (VIN K), Engine Performance Wiring Diagrams (3 of 3) for Buick Park Avenue 1997:

• (right rear of engine) g117
• 1-2 shift solenoid
• 2-3 shift solenoid
• A/c press sens in
• A/c refrigerant pressure sensor (lower right front of engine)
• A/t fluid pressure manual valve position switch
• Alternator ind ctrl
• Automatic transaxle
• Cool temp indic ctrl
• Cruise control system
• Cruise inhibit out
• Ect sensor in
• Engine oil pres sensor
• Engine oil pressure sensor (lower right rear of engine)
• 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 injectors
• G117 (right rear of engine)
• Gen field 'f' terminal
• Gen field 'l' terminal
• Heated oxygen sensor #1 (rear of engine, in exhaust manifold)
• Heated oxygen sensor #2 (in exhaust pipe, behind catalyst)
• Ho2s 1 hi in
• Ho2s 1 low in
• Ho2s 2 hi in
• Ho2s 2 low in
• Hot in run and crank
• Iat sensor in
• Injr fuse 12 10a
• Instrument cluster system
• Instrument cluster system (tach)
• Knock sens #1 in
• Knock sens #2 in
• Knock sensor 1 (lower front of engine)
• Knock sensor 2 (right rear of engine)
• Linear egr pos sens in
• Low oil level indic ctrl
• Manifold absolute pressure sensor (top left rear of engine)
• Map sensor in
• Nca
• Oil life out to i/p
• Oxy sen fuse 4 10a
• Pc sol vlv high
• Pc sol vlv lo
• Pcm ground
• Pnk
• Powertrain control module (left front of engine compt)
• Pressure control solenoid
• Red
• Red/
• S106
• S108
• Starting/ charging system
• Tach out
• Tan
• Tcc (pwm) solenoid
• Tcc rel
• Tcc rel sw
• Tp sensor in
• Trans range sw 'b' in
• Trans range sw 'c' in
• Trans shift sol 'a'
• Trans shift sol 'b'
• Trans temp sens in
• Transmission fluid temperature sensor
• Tx range a input
• Tx range b input
• Tx range c input
• Underhood bussed electrical center