ENGINE PERFORMANCE – Pontiac Firebird Trans Am 1995 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.4L

3.4L (VIN S), Engine Performance Wiring Diagrams (1 of 3) for Pontiac Firebird Trans Am 1995

List of elements for 3.4L (VIN S), Engine Performance Wiring Diagrams (1 of 3) for Pontiac Firebird Trans Am 1995:

• "service engine soon" ctrl
• (a/t)
• (bolted to floor
• (firebird only)
• (in engine compt, rearward
• (m/t)
• 1-2 shift solenoid ctrl
• 2-3 shift solenoid ctrl
• 2nd gear lamp ctrl
• 3-2 shift solenoid ctrl
• 4000 pulse/mile output
• 5v ref
• A/c comp clutch relay ctrl
• A/c compressor relay (underhood elect center)
• A/c evaporator temperature sensor (mounted in evaporator core)
• A/c press sensor input
• A/c refrigerent pressure sensor (above right shock tower)
• A/c request
• Air pump relay ctrl
• Assembly
• Battery input
• Brake signal
• Brake switch assembly (mounted in lower hole of brake pedal bracket)
• C 1995 vftc
• Canister purge solenoid (left side of engine)
• Coil "a" (hi)
• Coil "a" (lo)
• Coil "b" (hi)
• Coil "b" (lo)
• Conn a
• Conn b
• Coolant fan relay (underhood elect center)
• Coolant fan relay ctrl
• Data link conn (mounted to i/p tie bar, below and right of steering column)
• Drivers seat)
• Ecm ground
• Ect input
• Egr sol #1 ctrl
• Egr sol #2 ctrl
• Egr sol #3 ctrl
• Egr solenoid valve (right side of engine, mounted to manifold)
• Engine coolant temp (ect) sensor (mounted in top front of engine)
• Evap temp sensor input
• Fuel pump prime connector
• Fuel pump relay (forward of left left kick panel)
• Fuel pump request
• Fuel pump signal
• Fuel tank unit
• G300
• Hot in run, bulb test or start
• Hvac control
• I/p fuse block
• Idle air control (iac) motor (right front on throttle body)
• Instrument cluster and cruise control
• Intake air temp (iat) sensor (mounted on air duct, in front of intake manifold)
• Left o2 sensor ground
• Left o2 sensor input
• Left oxygen sensor (mounted in left exhaust mainifold)
• Map sensor (mounted to right side of intake manifold)
• Map sensor input
• Nca
• Of right shock tower)
• Pan bar #2 under
• Pcm ign #5 fuse 15a
• Performance/ traction control switch
• Pnk
• Powertrain control module (pcm)
• Probe (inserted in evaporator)
• Purge solenoid ctrl
• Range sig "b"/clutch sw
• Range signal "a"
• Range signal "c"
• Red
• Right o2 sensor ground
• Right o2 sensor input
• Right oxygen sensor (mounted in right exhaust mainifold)
• Sensor ground
• Serial data
• Solid state
• Tan
• Tcc control
• Tcc switch
• Throttle position (tp) sensor (right front side (of intake)
• Tp sensor input
• Trans fluid temp input
• Vss (hi)
• Vss (lo)
• W/ c60

3.4L (VIN S), Engine Performance Wiring Diagrams (2 of 3) for Pontiac Firebird Trans Am 1995

List of elements for 3.4L (VIN S), Engine Performance Wiring Diagrams (2 of 3) for Pontiac Firebird Trans Am 1995:

• "service engine soon" indicator
• (camaro)
• (firebird)
• (firebird) (camaro)
• (in engine compt, rearward
• 24x ref signal
• 25a
• 2nd gear start sw
• 3x ref input (hi)
• 3x ref input (lo)
• A/c compressor relay
• A/c status
• A4 c8
• Air pump #7 fuse 20a
• Air pump relay
• C 1995 vftc
• Camshaft sensor signal
• Conn c
• D13
• Data link connector
• Diagnostic enable
• Fans/actr #6 fuse 10a
• Fuel enable input
• Fuel injector #1 ctrl
• Fuel injector #2 ctrl
• Fuel injector #3 ctrl
• Fuel injector #4 ctrl
• Fuel injector #5 ctrl
• Fuel injector #6 ctrl
• G108 (near top left side of radiator)
• G120 (top right side of engine)
• Gages #9 fuse 10a
• Ground
• Hot at all times
• Hot in run, bulb test or start
• I/p fuse block
• Iat sensor input
• Ignition ctrl
• Ignition ctrl bypass
• Ignition input
• Injector #10 fuse 7.5a
• Injector #9 fuse 7.5a
• Instrument cluster
• Knock sensor (in bottom right side of engine block)
• Knock sensor input
• Of right shock tower)
• Pcm #8 fuse 10a
• Pcm ign #5 fuse 15a
• Pnk
• Powertrain control module (pcm)
• Pressure ctrl sol (hi)
• Pressure ctrl sol (lo)
• Red
• Secondary air injection pump assembly (front left frame rail in engine compartment)
• Sensor ref (lo)
• Tan
• Theft deterrent module (in dash, right of radio)
• Underhood electrical center
• Vehicle speed sensor (rear left side of transmission)

3.4L (VIN S), Engine Performance Wiring Diagrams (3 of 3) for Pontiac Firebird Trans Am 1995

List of elements for 3.4L (VIN S), Engine Performance Wiring Diagrams (3 of 3) for Pontiac Firebird Trans Am 1995:

• (a/t)
• (camaro)
• (firebird)
• (m/t)
• 1-2 shift solenoid
• 2-3 shift solenoid
• 3-2 shift solenoid
• Amp
• Automatic transmission
• B13
• C 1995 vftc
• Camshaft position sensor (in top front of engine block)
• Clutch anticipate switch
• Clutch anticipate/ cruise release sw (mounted in clutch pedal bracket)
• Crankshaft position sensor, hi resolution (lower front of engine block)
• Crankshaft position sensor, low resolution (lower right side of engine block)
• Elect sw
• Ground
• High energy ignition module
• Hot in run, bulb test or start
• Ignition #11 fuse 10a
• Ignition control module (firing order: 1-2-3-4-5-6) (left front of engine)
• Ignition input
• Instrument cluster
• Optical sensor
• Performance/ traction control switch (firebird only)
• Pnk
• Pressure control solenoid
• Primary ctrl
• Red
• Solid state
• Spark plugs
• Tach input
• Tach output
• Tcc pwm solenoid
• Tcc solenoid
• Trans fluid temp sensor
• Underhood electrical center

3.8L

3.8L (VIN K), Engine Performance Wiring Diagrams (1 of 3) for Pontiac Firebird Trans Am 1995

List of elements for 3.8L (VIN K), Engine Performance Wiring Diagrams (1 of 3) for Pontiac Firebird Trans Am 1995:

• (chevy) (pont)
• (in engine compartment, rearward
• (right side of steering column)
• 2nd gear start ind switch
• 3x ref
• 4k/mi speed
• 5 volt ref a
• 5 volt ref b
• A/c com clutch rel driver
• A/c request
• A1 nca
• Air conditioning system
• B12
• Battery
• Bypass
• C 1995 vftc
• Camshaft pos pcm input
• Conn a
• Cooling fans system
• Cruise control module (front left side of eng compt)
• Cruise control system
• Cruise status
• D13
• Data link connector
• Egr control
• Egr ignition filter
• Evap canister purge driver
• Evap vacuum switch input
• Fan #1 driver
• Fan #2 driver
• Fuel pump (fuel tank unit)
• Fuel pump prime connector (front right of engine compt)
• Fuel pump relay
• Fuel pump relay (position n) (relay center)
• G120 (right side of engine)
• G300 (bolted to floor pan bar #2 under driver's seat)
• Gages fuse 9 10a
• Hot at all times
• Hot in run, bulb test or start
• I/p fuse block
• Iac "a" high
• Iac "a" low
• Iac "b" high
• Iac "b" low
• Idle air control motor (iac) (right front of intake manifold)
• Ignition control
• Ignition feed
• Instrument cluster
• Maf signal
• Malfunction indicator
• Mass air flow (maf) sensor (top front of throttle body)
• Mil driver
• Nca
• Of right shock tower)
• Pcm fuse 8 10a
• Pcm ground
• Pcm ign fuse 5 15a
• Performance/ traction control switch
• Pnk
• Powertrain control module (pcm)
• Reference high
• Reference low
• Sensors ground
• Serial data
• Serial data class 2
• Tan
• Tcc brake switch
• Tcc enable sol driver
• Tcc pwm sol driver
• Theft det fuel enable
• Theft deterrent module (right side of i/p)
• Underhood electrical center (left side of eng compt)
• Vehicle speed sensor (vss) (rear left side of transmission)
• Vss high
• Vss low

3.8L (VIN K), Engine Performance Wiring Diagrams (2 of 3) for Pontiac Firebird Trans Am 1995

List of elements for 3.8L (VIN K), Engine Performance Wiring Diagrams (2 of 3) for Pontiac Firebird Trans Am 1995:

• (left side of eng compt)
• A pnk
• A/c refrigerant pressure sensor (near right shock tower)
• B tan
• Buffer/ amplifier
• Bypass switch
• C 1995 vftc
• C tan
• Camshaft position sensor (mounted to engine front cover)
• Canister purge vacuum switch
• Coils
• Crankshaft position sensor (lower front of engine)
• Electronic ignition control module (left front of engine)
• Engine coolant temp (ect) sensor (front of lower intake manifold, under throttle body)
• Evaporative emission canister purge solenoid valve (right center of engine)
• Exhaust gas recirculation vacuum control signal solenoid valve (left front of engine)
• G112 (left rear side of engine)
• Hall effect sensor
• Heated oxygen sensor bank 1 sensor 1 (left exhaust manifold)
• Heated oxygen sensor bank 1 sensor 2 (catalytic converter front exhaust tube)
• Heated oxygen sensor bank 1 sensor 3 (catalytic converter rear exhaust tube)
• Heated oxygen sensor bank 2 sensor 1 (right exhaust manifold)
• Hot in run, bulb test or start
• Ignition
• Ignition fuse 11 10a
• Instru- memt cluster
• Instrument cluster system
• Intake air temp (iat) sensor (front of intake manifold)
• Left knock sensor (left side of engine block)
• Manifold absolute pressue (map) sensor (right side of intake manifold)
• Nca
• Pnk
• Right knock sensor (right side of engine block)
• Sensor feed
• Sensor ground
• Spark plugs
• Sws/ amplifier
• Tach
• Throttle position (tp) sensor (right front side of throttle body)
• Underhood electrical center

3.8L (VIN K), Engine Performance Wiring Diagrams (3 of 3) for Pontiac Firebird Trans Am 1995

List of elements for 3.8L (VIN K), Engine Performance Wiring Diagrams (3 of 3) for Pontiac Firebird Trans Am 1995:

• 1-2 shift solenoid
• 15a
• 2-3 shift solenoid
• 2nd start mode sw sig
• 3-2 control solenoid dr
• 3-2 shift solenoid
• 7.5a
• A/c refrigerant pres sig
• Alternator lamp driver
• Automatic transmission
• Bank 1 ho2s 1 low
• Bank 1 ho2s 1 signal
• Bank 1 ho2s 2 low
• Bank 1 ho2s 2 signal
• Bank 1 ho2s 3 low
• Bank 1 ho2s 3 signal
• Bank 1 ks signal
• Bank 2 ho2s 1 low
• Bank 2 ho2s 1 signal
• Bank 2 ks signal
• Brake switch assembly (on brake pedal support)
• C 1995 vftc
• C c2
• Conn b
• Cruise control system
• Cruise inhibit driver
• D c2
• Ect signal
• Egr pintile position
• Fans/actr fuse 6 10a
• Fuel injectors
• Fuse 10
• Fuse 5
• Fuse 9
• G120 (right side of engine)
• Generator
• Generator control
• Hot in run
• Hot in run, bulb test or start
• I/p fuse block
• Iat signal
• Injector
• Injector cylinder #1
• Injector cylinder #2
• Injector cylinder #3
• Injector cylinder #5
• Injector cylinder #6
• Injector signal #4
• Instrument cluster system
• Map signal
• Pcm ground
• Pcm ign
• Pcs hi
• Pcs low
• Performance/ traction control switch
• Pnk
• Powertrain control module (pcm) (in engine compartment, rearward of right shock tower)
• Pressure control solenoid
• Range signal "a"
• Range signal "b"
• Range signal "c"
• Red
• Shift solenoid a driver
• Shift solenoid b driver
• Tan
• Tcc pwm solenoid
• Tcc solenoid
• Tcc switch
• Tft signal
• Tp signal
• Trans fluid temp sensor
• Underhood electrical center (left side of eng compt)

5.7L

5.7L (VIN P), Engine Performance Wiring Diagrams (1 of 3) for Pontiac Firebird Trans Am 1995

List of elements for 5.7L (VIN P), Engine Performance Wiring Diagrams (1 of 3) for Pontiac Firebird Trans Am 1995:

• (3-2 a/t)(skip m/t) shift
• 5 volt ref
• A/c clutch status
• A/c request sig
• A14
• Air conditioning
• Air conditioning compressor relay
• Air pump relay ctrl
• B14
• Battery
• C 1995 vftc
• Coil wire
• Conn a
• Conn b
• Coolant fan relays
• Cruise control & speedometer
• Dist ignition feed
• Dist ref low sig
• Distributor (frt center of engine)
• Ebtcm tp sensor sig
• Egr solenoid ctrl
• Electronic brake/traction control module
• Electronic transmission ctrls
• Fuel enable sig
• Fuel injector #1
• Fuel injector #2
• Fuel injector #3
• Fuel injector #4
• Fuel injector #5
• Fuel injector #6
• Fuel injector #7
• Fuel injector #8
• Fuel pump relay ctrl
• Fuse block
• G110 (front of left cylinder head)
• G120 (right side of engine block)
• Ground
• Hi res signal
• High resolution sig
• Hot at all times
• Hot in run, bulb test or start
• Ign voltage
• Ignition
• Ignition coil
• Ignition ctrl
• Inj # 8 ctrl
• Inj #1 ctrl
• Inj #2 ctrl
• Inj #3 ctrl
• Inj #4 ctrl
• Inj #5 ctrl
• Inj #6 ctrl
• Inj #7 ctrl
• Injector fuse 10 7.5a
• Injector fuse 9 7.5a
• Instrument cluster
• Low res signal
• Low resolution sig
• Maf sensor in
• Mass air flow sensor (on air duct in front of intake manifold)
• Optical sensor
• Pcm fuse 8 10a
• Pcm ign fuse 5 15a
• Pnk
• Powertrain control module (rearward of right front shock tower)
• Pri lo spd rly ctrl
• Red
• Ref low
• Sec hi spd rly ctrl
• Sensor ground
• Solid state
• Spark plugs
• Tach out
• Tcs spark retard req
• Theft deterrent module
• Trans 1-2 shift ctrl
• Trans 2-3 shift ctrl
• Trans mode
• Under- hood electrical center
• Underhood electrical center
• Vehicle speed sensor (left rear of transmission)
• Vss ground
• Vss out
• Vss signal

5.7L (VIN P), Engine Performance Wiring Diagrams (2 of 3) for Pontiac Firebird Trans Am 1995

List of elements for 5.7L (VIN P), Engine Performance Wiring Diagrams (2 of 3) for Pontiac Firebird Trans Am 1995:

• 20a
• 25a
• A16
• Air pump
• Air pump relay
• Bank 1 h02 sensor lo
• Bank 1 ho2 sensor hi
• Bank 2 ho2 sensor hi
• Bank 2 ho2 sensor lo
• Brake switch signal
• C 1995 vftc
• Canister purge solenoid valve (right center of engine, on manifold)
• Conn c
• Ect sensor in
• Egr solenoid valve (left rear of engine, on intake plenum)
• Electronic brake/traction control module
• Engine coolant temperature sensor (front of engine, in water pump)
• Fans/actr fuse 6 10a
• Fuse 7
• G108 (top left side of radiator)
• G112 (front of left cylinder head
• Ground
• Heated oxygen sensor 1 (bank 1, left exhaust manifold)
• Heated oxygen sensor 2 (bank 2, right exhaust manifold)
• Hot at all times
• Hot in run
• Iac coil a hi
• Iac coil a lo
• Iac coil b hi
• Iac coil b lo
• Iat sensor in
• Idle air control valve (right front of throttle body)
• Intake air temperature sensor (on air duct, in front of intake manifold)
• Manifold absolute pressure sensor (right side of intake manifold) a
• Map sensor in
• Performance mode in
• Performance/ traction control switch
• Pnk
• Pnp sig
• Powertrain control module (rearward of right front shock tower)
• Red
• Secondary air injection pump assembly (front left frame rail)
• Tan
• Tcs active
• Throttle position sensor (right front of intake) a
• Tp sensor in
• Trans press ctrl hi
• Trans range sig a
• Trans range sig b
• Trans range sig c
• Under- hood electrical center
• W/ c60 only

5.7L (VIN P), Engine Performance Wiring Diagrams (3 of 3) for Pontiac Firebird Trans Am 1995

List of elements for 5.7L (VIN P), Engine Performance Wiring Diagrams (3 of 3) for Pontiac Firebird Trans Am 1995:

• (a/t only)
• (camaro)
• (camaro) (firebird)
• (firebird)
• (in console)
• (left middle of trans)
• (left rear of trans)
• (m/t only)
• (near derm breakout)
• (on base of shift control lever)
• (right of steering column)
• (top rear of right front
• 1-2 shift solenoid
• 2-3 shift solenoid
• 3-2 ctrl solenoid (pwm)
• A/c clutch ctrl
• A/c compressor relay
• A/c evap temp sens in
• A/c evaporator temp sensor (mounted in evaporator core)
• A/c press sensor in
• A/c refrigerant pressure sensor (above right shock tower)
• Automatic transmission
• Brake switch assem- bly
• Brake trans shift inter- rupt solenoid
• Btsi switch
• C 1995 vftc
• Canister purge ctrl
• Cluster
• Coil driver
• Conn d
• D13
• Data link connector
• Distributor
• Fans/actr fuse 6 10a
• Fuel pump prime connector
• Fuel pump relay (forward of left kick panel)
• Fuel pump/ level sender (in fuel tank)
• Fuse block
• G110 (front of left cylinder head)
• G120 (right side of engine block)
• G300 (under drivers seat)
• Gages fuse 9 10a
• Ground
• Hei coil wire
• Hot in run
• Hot in run, bulb test or start
• Ign
• Ign ctrl
• Ignition
• Ignition coil (front left side of engine)
• Ignition coil module (front left side of engine)
• Ignition fuse 11 10a
• Instru-
• Instrument cluster
• Isolation diode
• Knock sensor (bottom right side of engine block)
• Knock sensor in
• Malfunction indicator
• Ment
• Mil ctrl
• Output/field serv enbl
• Pcm ign fuse 5 15a
• Pnk
• Pnk/
• Powertrain control module (rearward of right front shock tower)
• Pressure control solenoid
• Probe (inserted in evaporator)
• Red
• Rev lock- out sole- noid
• Rev lockout sol ctrl
• Serial data
• Shock tower)
• Skip shift ind ctrl
• Skip shift sole- noid
• Tan
• Tcc solenoid
• Tcc switch
• Trans fluid temp sensor
• Trans fluid temp sig
• Trans press ctrl lo
• Trans tcc ctrl
• Transmission position switch
• Under- hood electrical center