ENGINE PERFORMANCE – Pontiac Grand Am SE 1994 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.3L

2.3L (VIN 3), Engine Performance Wiring Diagrams (1 of 3) for Pontiac Grand Am SE 1994

List of elements for 2.3L (VIN 3), Engine Performance Wiring Diagrams (1 of 3) for Pontiac Grand Am SE 1994:

• (center front of
• (iat) sensor (top left
• (lower front
• (lower front of
• (pcm)(under right side of
• (rear of engine,
• (right front of engine
• (top left side
• (under right
• 20a
• 5v ref
• 87a
• A/c comp pres sensor
• A/c pres sens input
• A/c request input
• A/c/heater
• A10
• A11
• A12
• And rear
• Assembly
• B10
• B11
• B12
• Batt ref
• Block
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• Compt)
• Conn c1
• Conn c2
• Control
• Convenience center
• Coolant temp
• Cruise
• Cruise
• Cruise control,
• D10
• D11
• D12
• D13
• D14
• D15
• D16
• Dash, at shroud)
• Dash, in relay center)
• Defog ctrl
• Ect sig input
• Engaged output
• Engine
• Engine, at starter
• Engine, on front of
• Engine, on top of
• F/p inj
• Front of engine,
• Front seat)
• Fuel
• Fuel pump
• Fuel pump relay
• Fuel pump rly ctrl
• Fuel pump sw/
• Fuel tank unit
• Fus
• Fuse
• G125
• G301
• Ground
• Hot at all times
• Hot in run, bulb
• Iac a hi
• Iac a lo
• Iac b hi
• Iac b lo
• Iat sig input
• Idle air control
• Ign ctrl a output
• Ign ctrl b output
• In exhaust manifold)
• Inj 1 & 4 ctrl
• Inj 2 & 3 ctrl
• Injectors
• Input
• Instrument cluster
• Instrument cluster,
• Intake air temp
• Intake manifold)
• Link a
• Map sensor (center front
• Map sig input
• Module
• Module, rear defogger
• O2 sens input-hi
• O2 sens input-lo
• Of engine)
• Of engine, above
• Of engine, on
• Oil pres sw
• On intake manifold)
• Oxygen sensor
• Pnk
• Power steering control
• Powertrain control module
• Prime conn
• Red
• Red 2
• Ref ign input-hi
• Ref ign input-lo
• Sens ground
• Sensor (left front of
• Sensor (left rear
• Solenoid)
• Spd output 4k/mile
• Speed
• Tach output
• Tan
• Tan 413
• Tan 472
• Test or start
• Throttle body)
• Throttle position (tp)
• Timer relay and
• Tp sens input
• Transaxle stud)
• Valve (left front of

2.3L (VIN 3), Engine Performance Wiring Diagrams (2 of 3) for Pontiac Grand Am SE 1994

List of elements for 2.3L (VIN 3), Engine Performance Wiring Diagrams (2 of 3) for Pontiac Grand Am SE 1994:

• (behind dash, on
• (bottom of dash,
• (lower left
• (pcm)(under right side of
• (right rear of engine)
• (top left front of engine)
• (top left side of engine)
• 10a
• 15a
• 20a
• 3 speed automatic
• 3/speed auto transaxle
• 3spd
• 4spd
• A/c clutch rly ctrl
• A/c comp
• A/t
• Amplifier
• B/h
• Block
• Brake pedal support)
• Brake sw
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• Canister purge solenoid
• Cluster
• Clutch
• Colnt fan rly ctrl
• Conn
• Conn c3
• Control relay
• Converter
• Coolant
• Crankshaft position
• D10
• D11
• D12
• D13
• D14
• D15
• D16
• Dash, at shroud)
• Data link conn
• Dlc serial data
• Electronic ignition (ei) system
• Eng coolant temp
• Engine)
• Erls
• Evap driver
• Fan relay
• Fuse
• Gauges
• Hot in run, bulb
• Ign ecm
• Ignition
• Ignition coil
• Ignition module
• Ind
• Ind (m/t)
• Ind control
• Instrument
• Instrument cluster
• Knock sens input
• Knock sensor
• Left of steering column)
• M/t
• Malfunction
• Malfunction ind ctrl
• Of engine, above
• Oil filter)
• P/n input
• Pin g1
• Plugs
• Pnk
• Pnk 639
• Powertrain control module
• Pri
• Prndl a input
• Prndl b input
• Prndl c input
• Rear of
• Sec
• Sensor (lower front
• Shift
• Shift sol a
• Shift sol b
• Solenoid
• Spark
• Sw a
• Sw b
• Tcc (a/t) shift (m/t)
• Tcc sol out
• Test or start
• Torque
• Transaxle
• Vehicle speed sensor
• Vss input/hi
• Vss input/lo

2.3L (VIN 3), Engine Performance Wiring Diagrams (3 of 3) for Pontiac Grand Am SE 1994

List of elements for 2.3L (VIN 3), Engine Performance Wiring Diagrams (3 of 3) for Pontiac Grand Am SE 1994:

• (behind dash,
• (left side of engine compartment, on transaxle)
• (trans stud)
• 15a
• Automatic transaxle
• Block
• Brake sw
• Clutch
• Converter
• Erls
• Fuse
• G100
• Hot in run, bulb
• Nca
• On brake
• Pedal support)
• Pnk
• Shift solenoid
• Solenoid
• Tcc pwm
• Test or start
• Transaxle
• Transaxle position sw

2.3L (VIN A), Engine Performance Wiring Diagrams (1 of 3) for Pontiac Grand Am SE 1994

List of elements for 2.3L (VIN A), Engine Performance Wiring Diagrams (1 of 3) for Pontiac Grand Am SE 1994:

• (center front of
• (iat) sensor (top left
• (lower front
• (lower front of
• (pcm)(under right side of
• (rear of engine,
• (right front of engine
• (top left side
• (under right
• 20a
• 5v ref
• 87a
• A/c comp pres sensor
• A/c pres sens input
• A/c request input
• A/c/heater
• A10
• A11
• A12
• And rear
• Assembly
• B10
• B11
• B12
• Batt ref
• Block
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• Compt)
• Conn c1
• Conn c2
• Control
• Convenience center
• Coolant temp
• Cruise
• Cruise
• Cruise control,
• D10
• D11
• D12
• D13
• D14
• D15
• D16
• Dash, at shroud)
• Dash, in relay center)
• Defog ctrl
• Ect sig input
• Engaged output
• Engine
• Engine, at starter
• Engine, on front of
• Engine, on top of
• F/p inj
• Front of engine,
• Front seat)
• Fuel
• Fuel pump
• Fuel pump relay
• Fuel pump rly ctrl
• Fuel pump sw/
• Fuel tank unit
• Fus
• Fuse
• G125
• G301
• Ground
• Hot at all times
• Hot in run, bulb
• Iac a hi
• Iac a lo
• Iac b hi
• Iac b lo
• Iat sig input
• Idle air control
• Ign ctrl a output
• Ign ctrl b output
• In exhaust manifold)
• Inj 1 & 4 ctrl
• Inj 2 & 3 ctrl
• Injectors
• Input
• Instrument cluster
• Instrument cluster,
• Intake air temp
• Intake manifold)
• Link a
• Map sensor (center front
• Map sig input
• Module
• Module, rear defogger
• O2 sens input-hi
• O2 sens input-lo
• Of engine)
• Of engine, above
• Of engine, on
• Oil pres sw
• On intake manifold)
• Oxygen sensor
• Pnk
• Power steering control
• Powertrain control module
• Prime conn
• Red
• Red 2
• Ref ign input-hi
• Ref ign input-lo
• Sens ground
• Sensor (left front of
• Sensor (left rear
• Solenoid)
• Spd output 4k/mile
• Speed
• Tach output
• Tan
• Tan 413
• Tan 472
• Test or start
• Throttle body)
• Throttle position (tp)
• Timer relay and
• Tp sens input
• Transaxle stud)
• Valve (left front of

2.3L (VIN A), Engine Performance Wiring Diagrams (2 of 3) for Pontiac Grand Am SE 1994

List of elements for 2.3L (VIN A), Engine Performance Wiring Diagrams (2 of 3) for Pontiac Grand Am SE 1994:

• (behind dash, on
• (bottom of dash,
• (lower left
• (pcm)(under right side of
• (right rear of engine)
• (top left front of engine)
• (top left side of engine)
• 10a
• 15a
• 20a
• 3 speed automatic
• 3/speed auto transaxle
• 3spd
• 4spd
• A/c clutch rly ctrl
• A/c comp
• A/t
• Amplifier
• B/h
• Block
• Brake pedal support)
• Brake sw
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• Canister purge solenoid
• Cluster
• Clutch
• Colnt fan rly ctrl
• Conn
• Conn c3
• Control relay
• Converter
• Coolant
• Crankshaft position
• D10
• D11
• D12
• D13
• D14
• D15
• D16
• Dash, at shroud)
• Data link conn
• Dlc serial data
• Electronic ignition (ei) system
• Eng coolant temp
• Engine)
• Erls
• Evap driver
• Fan relay
• Fuse
• Gauges
• Hot in run, bulb
• Ign ecm
• Ignition
• Ignition coil
• Ignition module
• Ind
• Ind (m/t)
• Ind control
• Instrument
• Instrument cluster
• Knock sens input
• Knock sensor
• Left of steering column)
• M/t
• Malfunction
• Malfunction ind ctrl
• Of engine, above
• Oil filter)
• P/n input
• Pin g1
• Plugs
• Pnk
• Pnk 639
• Powertrain control module
• Pri
• Prndl a input
• Prndl b input
• Prndl c input
• Rear of
• Sec
• Sensor (lower front
• Shift
• Shift sol a
• Shift sol b
• Solenoid
• Spark
• Sw a
• Sw b
• Tcc (a/t) shift (m/t)
• Tcc sol out
• Test or start
• Torque
• Transaxle
• Vehicle speed sensor
• Vss input/hi
• Vss input/lo

2.3L (VIN A), Engine Performance Wiring Diagrams (3 of 3) for Pontiac Grand Am SE 1994

List of elements for 2.3L (VIN A), Engine Performance Wiring Diagrams (3 of 3) for Pontiac Grand Am SE 1994:

• (behind dash,
• (left side of engine compartment, on transaxle)
• (trans stud)
• 15a
• Automatic transaxle
• Block
• Brake sw
• Clutch
• Converter
• Erls
• Fuse
• G100
• Hot in run, bulb
• Nca
• On brake
• Pedal support)
• Pnk
• Shift solenoid
• Solenoid
• Tcc pwm
• Test or start
• Transaxle
• Transaxle position sw

2.3L (VIN D), Engine Performance Wiring Diagrams (1 of 3) for Pontiac Grand Am SE 1994

List of elements for 2.3L (VIN D), Engine Performance Wiring Diagrams (1 of 3) for Pontiac Grand Am SE 1994:

• (center front of
• (iat) sensor (top left
• (lower front
• (lower front of
• (pcm)(under right side of
• (rear of engine,
• (right front of engine
• (top left side
• (under right
• 20a
• 5v ref
• 87a
• A/c comp pres sensor
• A/c pres sens input
• A/c request input
• A/c/heater
• A10
• A11
• A12
• And rear
• Assembly
• B10
• B11
• B12
• Batt ref
• Block
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• Compt)
• Conn c1
• Conn c2
• Control
• Convenience center
• Coolant temp
• Cruise
• Cruise
• Cruise control,
• D10
• D11
• D12
• D13
• D14
• D15
• D16
• Dash, at shroud)
• Dash, in relay center)
• Defog ctrl
• Ect sig input
• Engaged output
• Engine
• Engine, at starter
• Engine, on front of
• Engine, on top of
• F/p inj
• Front of engine,
• Front seat)
• Fuel
• Fuel pump
• Fuel pump relay
• Fuel pump rly ctrl
• Fuel pump sw/
• Fuel tank unit
• Fus
• Fuse
• G125
• G301
• Ground
• Hot at all times
• Hot in run, bulb
• Iac a hi
• Iac a lo
• Iac b hi
• Iac b lo
• Iat sig input
• Idle air control
• Ign ctrl a output
• Ign ctrl b output
• In exhaust manifold)
• Inj 1 & 4 ctrl
• Inj 2 & 3 ctrl
• Injectors
• Input
• Instrument cluster
• Instrument cluster,
• Intake air temp
• Intake manifold)
• Link a
• Map sensor (center front
• Map sig input
• Module
• Module, rear defogger
• O2 sens input-hi
• O2 sens input-lo
• Of engine)
• Of engine, above
• Of engine, on
• Oil pres sw
• On intake manifold)
• Oxygen sensor
• Pnk
• Power steering control
• Powertrain control module
• Prime conn
• Red
• Red 2
• Ref ign input-hi
• Ref ign input-lo
• Sens ground
• Sensor (left front of
• Sensor (left rear
• Solenoid)
• Spd output 4k/mile
• Speed
• Tach output
• Tan
• Tan 413
• Tan 472
• Test or start
• Throttle body)
• Throttle position (tp)
• Timer relay and
• Tp sens input
• Transaxle stud)
• Valve (left front of

2.3L (VIN D), Engine Performance Wiring Diagrams (2 of 3) for Pontiac Grand Am SE 1994

List of elements for 2.3L (VIN D), Engine Performance Wiring Diagrams (2 of 3) for Pontiac Grand Am SE 1994:

• (behind dash, on
• (bottom of dash,
• (lower left
• (pcm)(under right side of
• (right rear of engine)
• (top left front of engine)
• (top left side of engine)
• 10a
• 15a
• 20a
• 3 speed automatic
• 3/speed auto transaxle
• 3spd
• 4spd
• A/c clutch rly ctrl
• A/c comp
• A/t
• Amplifier
• B/h
• Block
• Brake pedal support)
• Brake sw
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• Canister purge solenoid
• Cluster
• Clutch
• Colnt fan rly ctrl
• Conn
• Conn c3
• Control relay
• Converter
• Coolant
• Crankshaft position
• D10
• D11
• D12
• D13
• D14
• D15
• D16
• Dash, at shroud)
• Data link conn
• Dlc serial data
• Electronic ignition (ei) system
• Eng coolant temp
• Engine)
• Erls
• Evap driver
• Fan relay
• Fuse
• Gauges
• Hot in run, bulb
• Ign ecm
• Ignition
• Ignition coil
• Ignition module
• Ind
• Ind (m/t)
• Ind control
• Instrument
• Instrument cluster
• Knock sens input
• Knock sensor
• Left of steering column)
• M/t
• Malfunction
• Malfunction ind ctrl
• Of engine, above
• Oil filter)
• P/n input
• Pin g1
• Plugs
• Pnk
• Pnk 639
• Powertrain control module
• Pri
• Prndl a input
• Prndl b input
• Prndl c input
• Rear of
• Sec
• Sensor (lower front
• Shift
• Shift sol a
• Shift sol b
• Solenoid
• Spark
• Sw a
• Sw b
• Tcc (a/t) shift (m/t)
• Tcc sol out
• Test or start
• Torque
• Transaxle
• Vehicle speed sensor
• Vss input/hi
• Vss input/lo

2.3L (VIN D), Engine Performance Wiring Diagrams (3 of 3) for Pontiac Grand Am SE 1994

List of elements for 2.3L (VIN D), Engine Performance Wiring Diagrams (3 of 3) for Pontiac Grand Am SE 1994:

• (behind dash,
• (left side of engine compartment, on transaxle)
• (trans stud)
• 15a
• Automatic transaxle
• Block
• Brake sw
• Clutch
• Converter
• Erls
• Fuse
• G100
• Hot in run, bulb
• Nca
• On brake
• Pedal support)
• Pnk
• Shift solenoid
• Solenoid
• Tcc pwm
• Test or start
• Transaxle
• Transaxle position sw

3.1L

3.1L (VIN M), Engine Performance Wiring Diagrams (1 of 2) for Pontiac Grand Am SE 1994

List of elements for 3.1L (VIN M), Engine Performance Wiring Diagrams (1 of 2) for Pontiac Grand Am SE 1994:

• (22 ga-rust)
• (lower left hush panel)
• (lower left rear of engine compt)
• (right front of engine compartment)
• (top left rear of engine block)
• (top rear of engine in manifold air tube)
• (top rear of engine, in throttle body air tube)
• (top right rear of engine block)
• (top right rear of valve cover)
• 5 volt ref
• A/c clutch relay
• A/c clutch relay control
• A/c on in
• A/c sensor
• A/c sensor in
• Battery
• Canister purge control
• Conn c1
• Conn c2
• Convenience center, speedo,
• Coolant temp ind control
• Cruise control, wiper/washer
• Data link connector
• Digital exhaust gas recirculation assembly
• Ect sensor in
• Eng clnt temp sensor
• Erls fuse 15a
• Evaporative emission canister purge valve
• Fan control relay
• Fan relay control
• Fuel pump motor feed
• Fuel pump relay ctrl
• Fuse block
• Fusible link
• G110 (lower left rear of engine compartment)
• G112 (left rear of engine compt)
• Gages fuse 10a
• Ground
• Heated oxygen sensor (upper right side of engine on exhaust manifold)
• Heater & a/c control assembly
• Hot at all times
• Hot in run
• Hot in run, bulb test or start
• Htr-a/c fuse 25a
• Idle air control valve
• Idle air ctrl valve (top of engine on rear of throttle body)
• Instrument cluster
• Intake air temp sensor
• Malfunction ind control
• Malfunction indicator
• Manifold absolute pressure sensor
• Map sensor in
• Nca
• Oxygen sensor hi
• Oxygen sensor lo
• Pnk
• Pnp sw signal
• Pnp switch in
• Powertrain control module (behind right side of i/p, near shroud)
• Red
• Sensor ground
• Serial data in/out
• Shift sol a out
• Shift sol b out
• Sol a
• Sol a control
• Sol b
• Sol b control
• Sol c
• Sol c control
• Tan
• Tcc control
• Tcc sol out
• Throttle position sensor (rear of engine, right side of throttle body)
• Tps sensor in
• Trans temp sensor in
• Vehicle speed out
• Vehicle speed sensor
• Vehicle speed sensor in

3.1L (VIN M), Engine Performance Wiring Diagrams (2 of 2) for Pontiac Grand Am SE 1994

List of elements for 3.1L (VIN M), Engine Performance Wiring Diagrams (2 of 2) for Pontiac Grand Am SE 1994:

• (lower left front of engine, on transaxle stud)
• 24x crank position sensor (front left of engine, on timing chain cover)
• 87a
• Automatic transaxle
• Brake switch (upper brake pedal support)
• Cam position sensor in
• Camshaft position sensor (front top of engine)
• Conn c3
• Crank pos sensor in
• Crank/cam pos sensor rtn
• Cruise control module
• Cruise on in
• E pnk
• Electrical prndl
• Electronic ignition system (right rear of engine compt)
• Erls fuse 15a
• Est bypass sig
• Est ctrl sig
• F/p inj fuse 20a
• Fuel inj 1 out
• Fuel inj 2 out
• Fuel inj 3 out
• Fuel inj 4 out
• Fuel inj 5 out
• Fuel inj 6 out
• Fuel pump switch/oil pressure sensor sw (right front of engine near oil filter)
• Fuel pump priming conn
• Fuel pump relay (right rear of engine compt on relay bracket)
• Fuel tank unit (top of fuel tank)
• Fuse block
• G112
• G112 (lower left front of engine, on transaxle stud)
• G301 (under rear center of passenger seat)
• Ground
• Hot in run, bulb test, or start
• Ign/ecm fuse 20a
• Ignition
• Ignition amplifier and switching module
• Inj
• Knock sensor (right front of engine block)
• Knock sensor in
• Mat sensor in
• Nca
• Park/neutral position switch (left rear of engine, right top of transaxle)
• Pnk
• Powertrain control module (behind right side of i/p, near shroud)
• Red
• Ref pulse hi in
• Ref pulse lo in
• Shift sol a
• Shift sol b
• Spark plugs
• Tachometer
• Tan
• Tcc pwm sol
• Trans temp switch
• Transaxle converter clutch