ENGINE PERFORMANCE – Pontiac Bonneville SE 1999 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.8L

3.8L VIN 1, Engine Performance Wiring Diagrams (1 of 4) for Pontiac Bonneville SE 1999

List of elements for 3.8L VIN 1, Engine Performance Wiring Diagrams (1 of 4) for Pontiac Bonneville SE 1999:

• (body harn, 26 cm from center i/p harn channel breakout)
• (front of eng, below power steering pump)
• (on lower front of eng block, near starter) knock sensor (ks) bank 1
• 1-2 shift sol control
• 18x ref
• 18x reference
• 2-3 shift sol control
• 3x ref
• 3x reference
• A/t speed sensor high
• A/t speed sensor low
• Abs/tcc switch (near brake pedal) b
• Anti-lock brakes system
• Anti-theft system
• Bank 1 ks input
• Bank 2 ks input
• Battery
• Body control module, ccr module, cruise module, hud module & instrument cluster system
• Buick & pont
• Bypass
• Ccr/brake throttle input
• Ccr/brake throttle out (pontiac w/ fw1)
• Charging system (buick & pontiac)
• Ckp 18x sig
• Ckp sync sig
• Clg fan/ tcc fuse 5c 10a
• Cmp input
• Cmp output
• Cmp signal
• Computer data lines sys
• Computer data lines system
• Cooling fan system
• Cruise control system
• Cruise disable/inhibit in
• Desired torque input
• Ect sensor ground
• Egr control ground
• Egr pos sensor ground
• Electronic suspension control (ccr) module (below left front seat)
• Evap purge valve cont
• Evaporative emissions (evap) canister purge valve (top of eng, near) generator)
• Fuel enable input
• Fuel inj 1 control
• Fuel inj 2 control
• Fuel inj 4 control
• Fuel inj 5 control
• Fuel inj 6 control
• Fuel level output
• Fuel pump fuse 6 20a
• Fuel pump speed control
• G101 (right fender, near battery)
• G110 (right front of eng, under ignition control module)
• G125
• Ground
• Hi speed cool fan cont
• Ho2s 1 low
• Ho2s 2 low
• Hot at all times
• Hot coolant ind control
• Hot in run
• Hot in run & start
• I/p fuse block
• I/p junction block
• Iac coil b high
• Iat sensor ground
• Ign
• Ign control
• Ign voltage
• Ignition
• Ignition control
• Ignition control (ic) module (on top left front of eng)
• Instrument cluster
• Instrument cluster system
• Instrument cluster system (buick & pont)
• Knock sensor (ks) bank 2 (on lower rear of eng block, near oil filter)
• Lo speed cool fan cont
• Maf sensor input
• Map sensor ground
• Mass air flow (maf) sensor (on top of throttle body assembly)
• Oil life reset switch (buick w/ ub3) (left side of dash)
• Oil life sw reset input
• Pcm fuse 8 10a
• Pcm ground
• Pcm/vats fuse 20a
• Pnk
• Pnk a
• Powertrain control module (pcm) (near air cleaner housing)
• Red
• Ref low
• Reference low
• Right under- hood fuse block
• S110
• S130
• S239
• S249
• S271
• Serial data (class 2)
• Serial data (uart)
• Signal
• Tach output
• Tan
• Tcc switch input
• Tp sensor ground
• Trans range a input
• Trans range sw b input
• Vehicle speed sensor (vss) (right front transaxle, below power steering pump)
• Vin 1
• Vin k
• Volts ind control
• Vss high
• Vss low
• Vss output

3.8L VIN 1, Engine Performance Wiring Diagrams (2 of 4) for Pontiac Bonneville SE 1999

List of elements for 3.8L VIN 1, Engine Performance Wiring Diagrams (2 of 4) for Pontiac Bonneville SE 1999:

• (buick & pont)
• (front of eng, below power steering pump)
• (ign cont module harn, 18 cm from ign cont module)
• (olds)
• (on left side of transaxle) park/neutral position (pnp) switch
• 1-2 shift sol
• 2-3 shift sol
• A/t fluid pressure manual valve position switch
• A/t fluid temp sensor
• A/t input shaft speed sensor
• Automatic transaxle
• Camshaft position sensor (cmp) (front of eng, below water pump)
• Crankshaft position sensor (ckp) (front of eng, behind crank pulley)
• Fuel injectors
• G125
• Hot in run & start
• I/p fuse block
• I/p junction block
• Injector fuse 7 20a
• Instrument cluster system
• Olds only
• Pnk
• Pressure control solenoid
• Red
• Red a
• Rev
• S113 red
• S126
• S135
• S136 (ign cont module harn, 12 cm from ign cont module)
• S273
• Tan
• Tcc fuse 7d 10a
• Tcc pwm sol
• Tcc rel
• Trunk release system

3.8L VIN 1, Engine Performance Wiring Diagrams (3 of 4) for Pontiac Bonneville SE 1999

List of elements for 3.8L VIN 1, Engine Performance Wiring Diagrams (3 of 4) for Pontiac Bonneville SE 1999:

• (behind left kick panel trim plate) g200
• (body harn, 27 cm from interior lamp control module breakout)
• (eng harn, 32 cm from breakout to 66 pin conn near right front strut tower)
• (front left side of luggage compt)
• (front of eng, below power steering pump)
• (front of eng, below power steering pump) g125
• (left front of eng compt, top vapor canister) evaporative emissions (evap) canister vent valve
• (vin 1)
• (vin k)
• (vin k: eng harn, 47 cm from breakout to 66 pin connector near right front strut tower vin 1: eng harn, 10 cm from intake air temperature sensor)
• A nca
• A/c pressure sensor (on hose assembly, near a/c comp)
• Auto a/c/ cruise fuse 5a 15a
• C nca
• Engine oil level switch (in left side of eng oil pan)
• Exhaust gas recirculation (egr) valve (top rear of eng, near throttle body)
• Fuel pump
• Fuel pump control module (vin 1)
• Fuel pump feed
• Fuel pump high
• Fuel pump low
• Fuel pump relay
• Fuel tank pressure sensor (top of fuel tank)
• Fuel tank unit
• G125
• Ground
• Hot in run
• Hot in run & start
• I/p fuse block
• I/p junction block
• Intake air temperature (iat) sensor (left side of eng compt, in air intake duct)
• Manifold absolute pressure (map) sensor (top right side of eng, above valve cover)
• Misc eng (obd ii) fuse 5 10a
• Nca
• Pnk
• Pwm control fuel pump
• Red
• S110
• S121
• S122
• S123
• S225
• S256 pnk
• S273
• S276
• S284
• Tan
• Throttle position (tp) sensor (on throttle body assembly)
• Vin 1
• Vin k

3.8L VIN 1, Engine Performance Wiring Diagrams (4 of 4) for Pontiac Bonneville SE 1999

List of elements for 3.8L VIN 1, Engine Performance Wiring Diagrams (4 of 4) for Pontiac Bonneville SE 1999:

• (buick & pont)
• (buick w/u23) a3 f13
• (buick w/ub3))
• (left front of eng compt)
• (olds)
• (pont w/ u2f/u50)
• (pont w/ub3) b11 a11
• (vin 1)
• 5 volt reference a
• 5 volt reference b
• A/c comp relay control
• A/c pres sensor input
• A/c request signal
• A/c system
• A/t fluid temp input
• Boost solenoid control
• Buick & pontiac
• Charging system
• Cruise control system
• Cruise status
• Delivered torque input
• Desired torque control
• Ect sensor input
• Egr pintel position input
• Egr valve control
• Electronic brake (& traction) control module
• Eng oil level sw input
• Engine coolant temperature (ect) sensor (on rear of eng, near thermostat housing)
• Evap solenoid control
• Fuel inj 3 control
• Fuel level input
• Fuel pump relay control
• Fuel tank press sensor
• G200 (behind left kick panel trim plate)
• G203 (behind right kick panel trim plate)
• Gen term f monitor
• Gen term l control
• Heated oxygen sensor (ho2s) bank 1 sensor 1 (in right exhaust manifold)
• Heated oxygen sensor (ho2s) bank 1 sensor 2 (near front of catalytic converter)
• Ho2s 1 input
• Ho2s 2 input
• Hot in run & start
• I/p fuse block
• Iac coil a high
• Iac coil a low
• Iac coil b low
• Iat sensor input
• Idle air control (iac) valve (on throttle body assembly)
• Instrument cluster or remote indicator bank
• Instrument cluster system
• Map sensor input
• Mil control
• Mil ind
• Nca
• Non obd ii misc eng fuse 7e 10a
• Normal
• Ohm
• Oil level ind control
• Oil life ind control (buick w/ ub3)
• P/n input (olds) trans range sw p input (buick & pontiac)
• Perfor- mance
• Pnk
• Powertrain control module (pcm) (near air cleaner housing)
• Press sol high control
• Press sol low control
• Red
• S114
• S206
• S279
• Sensor ground
• Shift select sw input
• Shift select switch (pontiac w/ fw1)
• Supercharge by-pass valve (top left rear of eng, near oil fill)
• Tach output
• Tan
• Tcc pwm sol control
• Tp sensor input
• Trans range b input
• Trans range c input
• Trans range sw a input
• Trans range sw c input
• Trans tcc release sw in

3.8L VIN K, Engine Performance Wiring Diagrams (1 of 4) for Pontiac Bonneville SE 1999

List of elements for 3.8L VIN K, Engine Performance Wiring Diagrams (1 of 4) for Pontiac Bonneville SE 1999:

• (body harn, 26 cm from center i/p harn channel breakout)
• (front of eng, below power steering pump)
• (on lower front of eng block, near starter) knock sensor (ks) bank 1
• 1-2 shift sol control
• 18x ref
• 18x reference
• 2-3 shift sol control
• 3x ref
• 3x reference
• A/t speed sensor high
• A/t speed sensor low
• Abs/tcc switch (near brake pedal) b
• Anti-lock brakes system
• Anti-theft system
• Bank 1 ks input
• Bank 2 ks input
• Battery
• Body control module, ccr module, cruise module, hud module & instrument cluster system
• Buick & pont
• Bypass
• Ccr/brake throttle input
• Ccr/brake throttle out (pontiac w/ fw1)
• Charging system (buick & pontiac)
• Ckp 18x sig
• Ckp sync sig
• Clg fan/ tcc fuse 5c 10a
• Cmp input
• Cmp output
• Cmp signal
• Computer data lines sys
• Computer data lines system
• Cooling fan system
• Cruise control system
• Cruise disable/inhibit in
• Desired torque input
• Ect sensor ground
• Egr control ground
• Egr pos sensor ground
• Electronic suspension control (ccr) module (below left front seat)
• Evap purge valve cont
• Evaporative emissions (evap) canister purge valve (top of eng, near) generator)
• Fuel enable input
• Fuel inj 1 control
• Fuel inj 2 control
• Fuel inj 4 control
• Fuel inj 5 control
• Fuel inj 6 control
• Fuel level output
• Fuel pump fuse 6 20a
• Fuel pump speed control
• G101 (right fender, near battery)
• G110 (right front of eng, under ignition control module)
• G125
• Ground
• Hi speed cool fan cont
• Ho2s 1 low
• Ho2s 2 low
• Hot at all times
• Hot coolant ind control
• Hot in run
• Hot in run & start
• I/p fuse block
• I/p junction block
• Iac coil b high
• Iat sensor ground
• Ign
• Ign control
• Ign voltage
• Ignition
• Ignition control
• Ignition control (ic) module (on top left front of eng)
• Instrument cluster
• Instrument cluster system
• Instrument cluster system (buick & pont)
• Knock sensor (ks) bank 2 (on lower rear of eng block, near oil filter)
• Lo speed cool fan cont
• Maf sensor input
• Map sensor ground
• Mass air flow (maf) sensor (on top of throttle body assembly)
• Oil life reset switch (buick w/ ub3) (left side of dash)
• Oil life sw reset input
• Pcm fuse 8 10a
• Pcm ground
• Pcm/vats fuse 20a
• Pnk
• Pnk a
• Powertrain control module (pcm) (near air cleaner housing)
• Red
• Ref low
• Reference low
• Right under- hood fuse block
• S110
• S130
• S239
• S249
• S271
• Serial data (class 2)
• Serial data (uart)
• Signal
• Tach output
• Tan
• Tcc switch input
• Tp sensor ground
• Trans range a input
• Trans range sw b input
• Vehicle speed sensor (vss) (right front transaxle, below power steering pump)
• Vin 1
• Vin k
• Volts ind control
• Vss high
• Vss low
• Vss output

3.8L VIN K, Engine Performance Wiring Diagrams (2 of 4) for Pontiac Bonneville SE 1999

List of elements for 3.8L VIN K, Engine Performance Wiring Diagrams (2 of 4) for Pontiac Bonneville SE 1999:

• (buick & pont)
• (front of eng, below power steering pump)
• (ign cont module harn, 18 cm from ign cont module)
• (olds)
• (on left side of transaxle) park/neutral position (pnp) switch
• 1-2 shift sol
• 2-3 shift sol
• A/t fluid pressure manual valve position switch
• A/t fluid temp sensor
• A/t input shaft speed sensor
• Automatic transaxle
• Camshaft position sensor (cmp) (front of eng, below water pump)
• Crankshaft position sensor (ckp) (front of eng, behind crank pulley)
• Fuel injectors
• G125
• Hot in run & start
• I/p fuse block
• I/p junction block
• Injector fuse 7 20a
• Instrument cluster system
• Olds only
• Pnk
• Pressure control solenoid
• Red
• Red a
• Rev
• S113 red
• S126
• S135
• S136 (ign cont module harn, 12 cm from ign cont module)
• S273
• Tan
• Tcc fuse 7d 10a
• Tcc pwm sol
• Tcc rel
• Trunk release system

3.8L VIN K, Engine Performance Wiring Diagrams (3 of 4) for Pontiac Bonneville SE 1999

List of elements for 3.8L VIN K, Engine Performance Wiring Diagrams (3 of 4) for Pontiac Bonneville SE 1999:

• (behind left kick panel trim plate) g200
• (body harn, 27 cm from interior lamp control module breakout)
• (eng harn, 32 cm from breakout to 66 pin conn near right front strut tower)
• (front left side of luggage compt)
• (front of eng, below power steering pump)
• (front of eng, below power steering pump) g125
• (left front of eng compt, top vapor canister) evaporative emissions (evap) canister vent valve
• (vin 1)
• (vin k)
• (vin k: eng harn, 47 cm from breakout to 66 pin connector near right front strut tower vin 1: eng harn, 10 cm from intake air temperature sensor)
• A nca
• A/c pressure sensor (on hose assembly, near a/c comp)
• Auto a/c/ cruise fuse 5a 15a
• C nca
• Engine oil level switch (in left side of eng oil pan)
• Exhaust gas recirculation (egr) valve (top rear of eng, near throttle body)
• Fuel pump
• Fuel pump control module (vin 1)
• Fuel pump feed
• Fuel pump high
• Fuel pump low
• Fuel pump relay
• Fuel tank pressure sensor (top of fuel tank)
• Fuel tank unit
• G125
• Ground
• Hot in run
• Hot in run & start
• I/p fuse block
• I/p junction block
• Intake air temperature (iat) sensor (left side of eng compt, in air intake duct)
• Manifold absolute pressure (map) sensor (top right side of eng, above valve cover)
• Misc eng (obd ii) fuse 5 10a
• Nca
• Pnk
• Pwm control fuel pump
• Red
• S110
• S121
• S122
• S123
• S225
• S256 pnk
• S273
• S276
• S284
• Tan
• Throttle position (tp) sensor (on throttle body assembly)
• Vin 1
• Vin k

3.8L VIN K, Engine Performance Wiring Diagrams (4 of 4) for Pontiac Bonneville SE 1999

List of elements for 3.8L VIN K, Engine Performance Wiring Diagrams (4 of 4) for Pontiac Bonneville SE 1999:

• (buick & pont)
• (buick w/u23) a3 f13
• (buick w/ub3))
• (left front of eng compt)
• (olds)
• (pont w/ u2f/u50)
• (pont w/ub3) b11 a11
• (vin 1)
• 5 volt reference a
• 5 volt reference b
• A/c comp relay control
• A/c pres sensor input
• A/c request signal
• A/c system
• A/t fluid temp input
• Boost solenoid control
• Buick & pontiac
• Charging system
• Cruise control system
• Cruise status
• Delivered torque input
• Desired torque control
• Ect sensor input
• Egr pintel position input
• Egr valve control
• Electronic brake (& traction) control module
• Eng oil level sw input
• Engine coolant temperature (ect) sensor (on rear of eng, near thermostat housing)
• Evap solenoid control
• Fuel inj 3 control
• Fuel level input
• Fuel pump relay control
• Fuel tank press sensor
• G200 (behind left kick panel trim plate)
• G203 (behind right kick panel trim plate)
• Gen term f monitor
• Gen term l control
• Heated oxygen sensor (ho2s) bank 1 sensor 1 (in right exhaust manifold)
• Heated oxygen sensor (ho2s) bank 1 sensor 2 (near front of catalytic converter)
• Ho2s 1 input
• Ho2s 2 input
• Hot in run & start
• I/p fuse block
• Iac coil a high
• Iac coil a low
• Iac coil b low
• Iat sensor input
• Idle air control (iac) valve (on throttle body assembly)
• Instrument cluster or remote indicator bank
• Instrument cluster system
• Map sensor input
• Mil control
• Mil ind
• Nca
• Non obd ii misc eng fuse 7e 10a
• Normal
• Ohm
• Oil level ind control
• Oil life ind control (buick w/ ub3)
• P/n input (olds) trans range sw p input (buick & pontiac)
• Perfor- mance
• Pnk
• Powertrain control module (pcm) (near air cleaner housing)
• Press sol high control
• Press sol low control
• Red
• S114
• S206
• S279
• Sensor ground
• Shift select sw input
• Shift select switch (pontiac w/ fw1)
• Supercharge by-pass valve (top left rear of eng, near oil fill)
• Tach output
• Tan
• Tcc pwm sol control
• Tp sensor input
• Trans range b input
• Trans range c input
• Trans range sw a input
• Trans range sw c input
• Trans tcc release sw in