GM Service Manual Online
For 1990-2009 cars only

Engine Controls Connector End Views Notchback

Table 1: Accelerator Pedal Position (APP) Sensor (MT34)
Table 2: Camshaft Position (CMP) Sensor
Table 3: Clutch Pedal Position (CPP) Switch (MT34)
Table 4: Crankshaft Position Sensor (CKP) Sensor
Table 5: Electronic Throttle Control (MT34)
Table 6: Engine Coolant Temperature (ECT) Sensor
Table 7: Evaporative Emission (EVAP) Canister Purge Solenoid Valve
Table 8: Evaporative Emission (EVAP) Canister Vent Solenoid Valve (MT34)
Table 9: Exhaust Gas Recirculation (EGR) Valve
Table 10: Fuel Injector 1
Table 11: Fuel Injector 2
Table 12: Fuel Injector 3
Table 13: Fuel Injector 4
Table 14: Fuel Pump/Sender
Table 15: Fuel Tank Pressure (FTP) Sensor (MT34)
Table 16: Heated Oxygen Sensor (HO2S) 1
Table 17: Heated Oxygen Sensor (HO2S) 1 (EURO IV)
Table 18: Heated Oxygen Sensor (HO2S) 1 (MT34)
Table 19: Heated Oxygen Sensor (HO2S) 2
Table 20: Heated Oxygen Sensor (HO2S) 2 (EURO IV)
Table 21: Heated Oxygen Sensor (HO2S) 2 (MT34)
Table 22: Idle Air Control (IAC) Valve (MR140)
Table 23: Ignition Coil (IC) Module
Table 24: Intake Air Temperature (IAT) Sensor
Table 25: Intake Manifold Tuning Valve
Table 26: Intake Manifold Tuning Valve Position Sensor (MT34)
Table 27: Knock Sensor (KS)
Table 28: Manifold Absolute Pressure (MAP) Sensor
Table 29: Octane Selector Switch (MR140)
Table 30: Rough Road Sensor
Table 31: Throttle Position (TP) Sensor (MR140)

Accelerator Pedal Position (APP) Sensor (MT34)


Object Number: 1467042  Size: CH

Connector Part Information

    • MG 651044
    • 6-Way F

Pin

Wire

Circuit

Function

1

D-BU

--

APP Sensor 2 Signal

2

BN

--

Low Reference

3

GY

--

5-Volt Reference 2

4

GY

--

5-Volt Reference 1

5

OG/BK

--

Low Reference

6

L-BU

--

APP Sensor 1 Signal

Camshaft Position (CMP) Sensor


Object Number: 1467004  Size: CH

Connector Part Information

    • AMP 85205-1
    • 3-Way F JR Power Timer 3P Housing Assembly (BK)

Pin

Wire

Circuit

Function

1

PK (MR140)

--

Ignition 1 Voltage

OG (MT34)

2

BK/WH

--

Ground

3

L-BU/BK

--

Camshaft Position (CMP) Sensor Signal

Clutch Pedal Position (CPP) Switch (MT34)


Object Number: 1468381  Size: CH

Connector Part Information

    • KUM PB 625-04027
    • 4-Way F NMWP 02F-B Assembly (BK)

Pin

Wire

Circuit

Function

1

YE

--

Ignition 1 Voltage

2

BK

--

Ground

3

PU

--

Crank Signal

4

L-BU

--

Crank Signal

Crankshaft Position Sensor (CKP) Sensor


Object Number: 1467004  Size: CH

Connector Part Information

    • AMP 85205-1
    • 3-Way F JR Power Timer 3P Housing Assembly (BK)

Pin

Wire

Circuit

Function

1

D-BU/WH

--

Crankshaft Position (CKP) Sensor Signal

2

YE/BK

--

Low Reference

3

BK (MR140)

--

Ground

BK/WH (MT34)

Electronic Throttle Control (MT34)


Object Number: 1466987  Size: CH

Connector Part Information

    • PED 15326835
    • 8-Way F Metri-Pack 150 Series Sealed (BK)

Pin

Wire

Circuit

Function

1

PK

--

5-Volt Reference

2

PU

--

TPS 2 Signal

3

L-BU

--

TPS 1 Signal

4

D-BU

--

Low Reference

5

BN

--

ETC (-)

6-7

--

--

Not Used

8

BN

--

ETC (+)

Engine Coolant Temperature (ECT) Sensor


Object Number: 62426  Size: CH

Connector Part Information

    • PED 12040753
    • 2-Way F Metri-Pack 150 Series Sealed, Pull To Seat (BK)

Pin

Wire

Circuit

Function

A

YE

--

Engine Coolant Temperature (ECT) Sensor Signal

B

BN

--

Low Reference

Evaporative Emission (EVAP) Canister Purge Solenoid Valve


Object Number: 684795  Size: CH

Connector Part Information

    • PED 12052643
    • 2-Way F Metri-Pack 150 Series Sealed (RD)

Pin

Wire

Circuit

Function

A

BN (MR140)

--

EVAP Canister Purge Valve Solenoid Control

WH (MT34)

B

PK (MR140)

--

Ignition 1 Voltage

OG (MT34)

Evaporative Emission (EVAP) Canister Vent Solenoid Valve (MT34)


Object Number: 684795  Size: CH

Connector Part Information

    • PED 12052643
    • 2-Way F Metri-Pack 150 Series Sealed (RD)

Pin

Wire

Circuit

Function

A

YE

--

EVAP Canister Vent Valve Solenoid Control

B

PK

--

Ignition 1 Voltage

Exhaust Gas Recirculation (EGR) Valve


Object Number: 1468386  Size: CH

Connector Part Information

    • PED 12110790
    • 5-Way F Metri-Pack 150 Series Sealed (GY)

Pin

Wire

Circuit

Function

A

WH

--

Exhaust Gas Recirculation Valve Control

B

BN/WH

--

Low Reference

C

GY

--

Exhaust Gas Recirculation (EGR) Valve Position Sensor Signal

D

PU

--

5-Volt Reference

E

PK (MR140)

--

Ignition 1 Voltage

OG (MT34)

Fuel Injector 1


Object Number: 1466998  Size: CH

Connector Part Information

    • AMP 368468-1
    • 2-Way F Injector Plug Assembly (BK)

Pin

Wire

Circuit

Function

1

PU (MR140)

--

Ignition 1 Voltage

OG/BK (MT34)

2

L-BU/WH (MR140)

--

Fuel Injector 1 Control

BU/WH (MT34)

Fuel Injector 2


Object Number: 1466998  Size: CH

Connector Part Information

    • AMP 368468-1
    • 2-Way F Injector Plug Assembly (BK)

Pin

Wire

Circuit

Function

1

PU (MR140)

--

Ignition 1 Voltage

OG/BK (MT34)

2

BN (MR140)

--

Fuel Injector 2 Control

PK/BK (MT34)

Fuel Injector 3


Object Number: 1466998  Size: CH

Connector Part Information

    • AMP 368468-1
    • 2-Way F Injector Plug Assembly (BK)

Pin

Wire

Circuit

Function

1

PU (MR140)

--

Ignition 1 Voltage

OG/BK (MT34)

2

PU/D-BU (MR140)

--

Fuel Injector 3 Control

L-GN/BK (MT34)

Fuel Injector 4


Object Number: 1466998  Size: CH

Connector Part Information

    • AMP 368468-1
    • 2-Way F Injector Plug Assembly (BK)

Pin

Wire

Circuit

Function

1

PU (MR140)

--

Ignition 1 Voltage

OG/BK (MT34)

2

L-GN/D-BU (MR140)

--

Fuel Injector 4 Control

BN (MT34)

Fuel Pump/Sender


Object Number: 1468528  Size: CH

Connector Part Information

    • AMP 36159-1
    • 6-Way F Fuel Pump 6 POS Connector Assembly (BN)

Pin

Wire

Circuit

Function

1

BU

--

Fuel Level Sensor Signal

2

BK

--

Ground

3

BN

--

Fuel Pump Supply Voltage

4

PK

--

Ignition Voltage

5

YE

--

Low Fuel Indicator Control

6

L-BU

--

Low Reference

Fuel Tank Pressure (FTP) Sensor (MT34)


Object Number: 1265363  Size: CH

Connector Part Information

    • KET MG 620395
    • 3-Way M Series Sealed (WH)

Pin

Wire

Circuit

Function

1

OG/BK

--

Low Reference

2

BN/BK

--

Fuel Tank Pressure Sensor Signal

3

RD/WH

--

5-Volt Reference

Heated Oxygen Sensor (HO2S) 1


Object Number: 684854  Size: CH

Connector Part Information

    • PED 12162144
    • 4-Way F Metri-Pack 150 Series Sealed (BK)

Pin

Wire

Circuit

Function

A

GN/WH

--

Heated Oxygen Sensor (HO2S) 1 Low Reference

B

BN

--

Heated Oxygen Sensor (HO2S) 1 Signal

C

BK

--

Ground

D

PK

--

Ignition 1 Voltage

Heated Oxygen Sensor (HO2S) 1 (EURO IV)


Object Number: 684854  Size: CH

Connector Part Information

    • PED 12162144
    • 4-Way F Metri-Pack 150 Series Sealed (BK)

Pin

Wire

Circuit

Function

A

BN

--

Heated Oxygen Sensor (HO2S) 1 Signal

B

BK

--

Ground

C

GN/WH

--

Heated Oxygen Sensor (HO2S) 1 Low Reference

D

PK

--

Ignition 1 Voltage

Heated Oxygen Sensor (HO2S) 1 (MT34)


Object Number: 1468381  Size: CH

Connector Part Information

    • KUM PB 625-04027
    • 4-Way F NMWP 02F-B Assembly (BK)

Pin

Wire

Circuit

Function

1

BN

--

Heated Oxygen Sensor (HO2S) 1 Signal

2

GY

--

Heated Oxygen Sensor (HO2S) 1 Heater Control

3

D-GN/WH

--

Heated Oxygen Sensor (HO2S) 1 Low Reference

4

OG

--

Ignition 1 Voltage

Heated Oxygen Sensor (HO2S) 2


Object Number: 684854  Size: CH

Connector Part Information

    • PED 12162144
    • 4-Way F Metri-Pack 150 Series Sealed (BK)

Pin

Wire

Circuit

Function

A

PU

--

Heated Oxygen Sensor (HO2S) 2 Low Reference

B

BN

--

Heated Oxygen Sensor (HO2S) 2 Signal

C

BN

--

Heated Oxygen Sensor (HO2S) 2 Heater Control

D

OG

--

Ignition 1 Voltage

Heated Oxygen Sensor (HO2S) 2 (EURO IV)


Object Number: 684854  Size: CH

Connector Part Information

    • PED 12162144
    • 4-Way F Metri-Pack 150 Series Sealed (BK)

Pin

Wire

Circuit

Function

A

BN

--

Heated Oxygen Sensor (HO2S) 2 Signal

B

BN

--

Heated Oxygen Sensor (HO2S) 2 Heater Control

C

PU

--

Heated Oxygen Sensor (HO2S) 2 Low Reference

D

OG

--

Ignition 1 Voltage

Heated Oxygen Sensor (HO2S) 2 (MT34)


Object Number: 1468381  Size: CH

Connector Part Information

    • KUM PB 625-04027
    • 4-Way F NMWP 02F-B Assembly (BK)

Pin

Wire

Circuit

Function

1

BN

--

Heated Oxygen Sensor (HO2S) 1 Signal

2

BN

--

Heated Oxygen Sensor (HO2S) 1 Heater Control

3

PU

--

Heated Oxygen Sensor (HO2S) 1 Low Reference

4

OG

--

Ignition 1 Voltage

Idle Air Control (IAC) Valve (MR140)


Object Number: 38608  Size: CH

Connector Part Information

    • PED 12040754
    • 4-Way Metri-Pack 150 Series (BK)

Pin

Wire

Circuit

Function

A

PU/BU

--

Idle Air Control (IAC) B Low Control

B

D-BU

--

Idle Air Control (IAC) B High Control

C

L-GN/BK

--

Idle Air Control (IAC) A Low Control

D

GN

--

Idle Air Control (IAC) A High Control

Ignition Coil (IC) Module


Object Number: 516611  Size: CH

Connector Part Information

    • PED 12059595
    • 3-Way F Metri-Pack 150 Series Sealed (BK)

Pin

Wire

Circuit

Function

A

OG (MR140)

--

Ignition Coil (IC) Timing Control 2 and 3

WH (MT34)

B

PK (MR140)

--

Ignition 1 Voltage

OG/BK (MT34)

C

OG

--

Ignition Coil (IC) Timing Control 1 and 4

Intake Air Temperature (IAT) Sensor


Object Number: 1467003  Size: CH

Connector Part Information

    • AMP 85202-1
    • 2-Way JR Power Timer 2P Housing Assembly (BK)

Pin

Wire

Circuit

Function

1

BN

--

Intake Air Temperature (IAT) Sensor Signal

2

BN

--

Low Reference

Intake Manifold Tuning Valve


Object Number: 1466982  Size: CH

Connector Part Information

    • AMP 174352-2
    • 2-Way F Econoseal J Mark II + Connector Plug Housing (BK)

Pin

Wire

Circuit

Function

1

PK (MR140)

--

Ignition 1 Voltage

OG (MT34)

2

YE

--

Intake Manifold Tuning Valve Solenoid Control

Intake Manifold Tuning Valve Position Sensor (MT34)


Object Number: 1466993  Size: CH

Connector Part Information

    • AMP 368215-1
    • 3-Way JPT 3P Assembly for Knock Sensor (GY)

Pin

Wire

Circuit

Function

1

PU

--

5-Volt Reference

2

D-BU

--

Intake Manifold Tuning Valve Position Sensor Signal

3

BN/WH

--

Low Reference

Knock Sensor (KS)


Object Number: 1467003  Size: CH

Connector Part Information

    • AMP 85202-1
    • 2-Way JR Power Timer 2P Housing Assembly (BK)

Pin

Wire

Circuit

Function

1

D-BU

--

Knock Sensor (KS) Signal

2

L-BU

--

Low Reference

Manifold Absolute Pressure (MAP) Sensor


Object Number: 516611  Size: CH

Connector Part Information

    • PED 12059595
    • 3-Way F Metri-Pack 150 Series Sealed (BK)

Pin

Wire

Circuit

Function

A

BN/WH

--

Low Reference

B

L-GN

--

Manifold Absolute Pressure Sensor Signal

C

PU

--

5-Volt Reference

Octane Selector Switch (MR140)


Object Number: 1467062  Size: CH

Connector Part Information

    • KET MG 620395
    • 3-Way M Series Sealed (WH)

Pin

Wire

Circuit

Function

1

--

--

Not Used

2

BK

--

Ground

3

D-GN

--

Octane Selection Signal

Rough Road Sensor


Object Number: 73223  Size: CH

Connector Part Information

    • PED 12162185
    • 3-Way F Metri-Pack 150.2 Series Sealed, Pull To Seat (BK)

Pin

Wire

Circuit

Function

A

OG/BK

--

5-Volt Reference

B

D-GN

--

Rough Road Sensor Signal

C

L-BU

--

Low Reference

Throttle Position (TP) Sensor (MR140)


Object Number: 258299  Size: CH

Connector Part Information

    • PED 12078090
    • 3-Way F Metri-Pack 150 Series (BK)

Pin

Wire

Circuit

Function

A

PK

--

5-Volt Reference

B

BN

--

Low Reference

C

L-BU

--

Throttle Position (TP) Sensor Signal

Engine Controls Connector End Views Hatchback

Table 1: Camshaft Position (CMP) Sensor
Table 2: Crankshaft Position (CKP) Sensor
Table 3: Engine Coolant Temperature (ECT) Sensor
Table 4: Evaporative Emission (EVAP) Canister Purge Solenoid Valve
Table 5: Exhaust Gas Recirculation (EGR) Valve
Table 6: Fuel Injector 1
Table 7: Fuel Injector 2
Table 8: Fuel Injector 3
Table 9: Fuel Injector 4
Table 10: Fuel Pump/Sender
Table 11: Heated Oxygen Sensor (HO2S) 1
Table 12: Heated Oxygen Sensor (HO2S) 2
Table 13: Idle Air Control (IAC) Valve
Table 14: Ignition Coil (IC) Module
Table 15: Intake Air Temperature (IAT) Sensor
Table 16: Knock Sensor (KS)
Table 17: Manifold Absolute Pressure (MAP) Sensor
Table 18: Octane Selection Switch
Table 19: Rough Road Sensor
Table 20: Throttle Position (TP) Sensor

Camshaft Position (CMP) Sensor


Object Number: 1467004  Size: CH

Connector Part Information

    • AMP 85205-1
    • 3-Way F JR Power Timer 3P Housing Assembly (BK)

Pin

Wire

Circuit

Function

1

L-BU/BK

1748

Camshaft Position (CMP) Sensor Signal

2

BK/WH

51

Ground

3

BN

1733

Ignition 1 Voltage

Crankshaft Position (CKP) Sensor


Object Number: 1467004  Size: CH

Connector Part Information

    • AMP 85205-1
    • 3-Way F JR Power Timer 3P Housing Assembly (BK)

Pin

Wire

Circuit

Function

1

D-BU/WH

1869

Crankshaft Position (CKP) Sensor Signal

2

YE/BK

1868

Low Reference

3

BK/WH

51

Ground

Engine Coolant Temperature (ECT) Sensor


Object Number: 62426  Size: CH

Connector Part Information

    • PED 12040753
    • 2-Way F Metri-Pack 150 Series Sealed Pull To Seat (BK)

Pin

Wire

Circuit

Function

A

L-GN

410

Engine Coolant Temperature (ECT) Sensor Signal

B

D-GN

808

Low Reference

Evaporative Emission (EVAP) Canister Purge Solenoid Valve


Object Number: 684795  Size: CH

Connector Part Information

    • PED 12052643
    • 2-Way F Metri-Pack 150 Series Sealed (RD)

Pin

Wire

Circuit

Function

A

WH

452

EVAP Canister Purge Valve Solenoid Control

B

BN

1733

Ignition 1 Voltage

Exhaust Gas Recirculation (EGR) Valve


Object Number: 1468386  Size: CH

Connector Part Information

    • PED 12110790
    • 5-Way F Metri-Pack 150 Series Sealed (GY)

Pin

Wire

Circuit

Function

A

D-BU

436

Exhaust Gas Recirculation (EGR) Valve Control

B

D-GN

813

Low Reference

C

D-GN

435

5-Volt Reference

D

D-GN/WH

416

Exhaust Gas Recirculation (EGR) Valve Position Sensor Signal

E

BN

1733

Ignition 1 Voltage

Fuel Injector 1


Object Number: 1466998  Size: CH

Connector Part Information

    • AMP 368468-1
    • 2-Way F Injector Plug Assembly (BK)

Pin

Wire

Circuit

Function

1

BN

1733

Ignition 1 Voltage

2

BN/BK

1747

Fuel Injector 1 Control

Fuel Injector 2


Object Number: 1466998  Size: CH

Connector Part Information

    • AMP 368468-1
    • 2-Way F Injector Plug Assembly (BK)

Pin

Wire

Circuit

Function

1

BN

1733

Ignition 1 Voltage

2

L-GN

1746

Fuel Injector 2 Control

Fuel Injector 3


Object Number: 1466998  Size: CH

Connector Part Information

    • AMP 368468-1
    • 2-Way F Injector Plug Assembly (BK)

Pin

Wire

Circuit

Function

1

BN

1733

Ignition 1 Voltage

2

BN/WH

1745

Fuel Injector 3 Control

Fuel Injector 4


Object Number: 1466998  Size: CH

Connector Part Information

    • AMP 368468-1
    • 2-Way F Injector Plug Assembly (BK)

Pin

Wire

Circuit

Function

1

BN

1733

Ignition 1 Voltage

2

YE

1744

Fuel Injector 4 Control

Fuel Pump/Sender


Object Number: 1468528  Size: CH

Connector Part Information

    • AMP 936159-1
    • 6-Way F Fuel Pump 6POS Connector Assembly (BN)

Pin

Wire

Circuit

Function

1

GY

1936

Fuel Level Sensor Signal

2

BK

850

Ground

3

BN

1723

Fuel Pump Supply Voltage

4

BK

850

Ground

5

PU

172

Low Fuel Indicator Control

6

L-BU

1937

Low Reference

Heated Oxygen Sensor (HO2S) 1


Object Number: 684854  Size: CH

Connector Part Information

    • PED 12162144
    • 4-Way F Metri-Pack 150 Series Sealed (BK)

Pin

Wire

Circuit

Function

A

WH

428

Heated Oxygen Sensor (HO2S) 1 Signal

B

D-BU/BK

429

Heated Oxygen Sensor (HO2S) 1 Low Reference

C

BN

50

Heated Oxygen Sensor (HO2S) 1 Heater Control

D

BN

1733

Ignition 1 Voltage

Heated Oxygen Sensor (HO2S) 2


Object Number: 684854  Size: CH

Connector Part Information

    • PED 12162144
    • 4-Way F Metri-Pack 150 Series Sealed (BK)

Pin

Wire

Circuit

Function

A

D-GN/BK

1670

Heated Oxygen Sensor (HO2S) 2 Low Reference

B

L-GN

413

Heated Oxygen Sensor (HO2S) 2 Signal

C

BN

1671

Heated Oxygen Sensor (HO2S) 2 Heater Control

D

BN

1733

Ignition 1 Voltage

Idle Air Control (IAC) Valve


Object Number: 38608  Size: CH

Connector Part Information

    • PED 12040754
    • 4-Way F Metri-Pack 150 Series (BK)

Pin

Wire

Circuit

Function

A

D-GN

415

Idle Air Control (IAC) B Low Control

B

L-GN

417

Idle Air Control (IAC) B High Control

C

WH/D-BU

533

Idle Air Control (IAC) A Low Control

D

L-GN

534

Idle Air Control (IAC) A High Control

Ignition Coil (IC) Module


Object Number: 516611  Size: CH

Connector Part Information

    • PED 12059595
    • 3-Way F Metri-Pack 150 Series Sealed (BK)

Pin

Wire

Circuit

Function

A

OG

423

Ignition Coil (IC) Timing Control 2 and 3

B

PK

539

Ignition 1 Voltage

C

WH

406

Ignition Coil (IC) Timing Control 1 and 4

Intake Air Temperature (IAT) Sensor


Object Number: 1467003  Size: CH

Connector Part Information

    • AMP 85202
    • 2-Way F JR Power Timer 2P Housing Assembly (BK)

Pin

Wire

Circuit

Function

1

L-BU

468

Intake Air Temperature (IAT) Sensor Signal

2

D-GN

808

Low Reference

Knock Sensor (KS)


Object Number: 1466993  Size: CH

Connector Part Information

    • AMP 368215-1
    • 3-Way F JPT 3P Assembly for Knock Sensor (GY)

Pin

Wire

Circuit

Function

1

YE/BK

496

Knock Sensor (KS) Signal

2

D-BU/WH

1876

Low Reference

3

D-GN

808

Low Reference

Manifold Absolute Pressure (MAP) Sensor


Object Number: 516611  Size: CH

Connector Part Information

    • PED 12059595
    • 3-Way F Metri-Pack 150 Series Sealed (BK)

Pin

Wire

Circuit

Function

A

WH

433

Low Reference

B

L-BU

432

Manifold Absolute Pressure (MAP) Sensor Signal

C

L-BU

469

5-Volt Reference

Octane Selection Switch


Object Number: 1467062  Size: CH

Connector Part Information

    • KET MG 620395
    • 3-Way M Series Sealed (WH)

Pin

Wire

Circuit

Function

1

GY

892

Octane Selection Switch

2

BK/WH

51

Ground

3

--

--

Not Used

Rough Road Sensor


Object Number: 73223  Size: CH

Connector Part Information

    • PED 12162185
    • 3-Way F Metri-Pack 150.2 Series Sealed Pull To Seat (BK)

Pin

Wire

Circuit

Function

A

L-BU

1937

Low Reference

B

D-GN

602

Rough Road Sensor Signal w/o ABS

C

WH

1031

5-Volt Reference

Throttle Position (TP) Sensor


Object Number: 258299  Size: CH

Connector Part Information

    • PED 12078090
    • 3-Way F Metri-Pack 150 Series (WH)

Pin

Wire

Circuit

Function

A

PU

427

5-Volt Reference

B

D-BU

426

Low Reference

C

WH

425

Throttle Position (TP) Sensor Signal