GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2008 🢒 Joy 🢒 Power and Signal Distribution 🢒 Wiring Systems and Power Management 🢒 Engine Controls Connector End Views
Connector 1: Camshaft Position (CMP) Sensor
Connector 2: Crankshaft Position (CKP) Sensor
Connector 3: Engine Coolant Temperature (ECT) Sensor
Connector 4: Evaporative Emissions (EVAP) Canister Purge Solenoid Valve
Connector 5: Exhaust Gas Recirculation (EGR) Valve
Connector 6: Fuel Injector 1
Connector 7: Fuel Injector 2
Connector 8: Fuel Injector 3
Connector 9: Fuel Injector 4
Connector 10: Fuel Pump/Sender
Connector 11: Heated Oxygen Sensor (HO2S) 1
Connector 12: Heated Oxygen Sensor (HO2S) 2
Connector 13: Ignition Coil Module
Connector 14: Intake Air Temperature (IAT) Sensor
Connector 15: Knock Sensor (KS)
Connector 16: Manifold Absolute Pressure (MAP) Sensor
Connector 17: Octane Selection Switch
Connector 18: Rough Road Sensor
Connector 19: Throttle Body

Camshaft Position (CMP) Sensor
Object Number: 1467004 Size: CH

Connector Part Information

  • OEM: 85205-1
  • Service: N/A
  • Description: 3-Way F JPT Series (BK)

Camshaft Position (CMP) Sensor

Pin

Wire

Circuit

Function

1

BN/WH

633

Camshaft Position (CMP) Sensor Signal

2

BN

808

Low Reference

3

OG/BK

1733

Ignition 1 Voltage

Crankshaft Position (CKP) Sensor
Object Number: 1467004 Size: CH

Connector Part Information

  • OEM: 85205-1
  • Service: N/A
  • Description: 3-Way F JPT Series (BK)

Crankshaft Position (CKP) Sensor

Pin

Wire

Circuit

Function

1

D-BU/WH

1869

Crankshaft Position (CKP) Sensor Signal

2

YE/BK

1868

Low Reference

3

BK/WH

1451

Shield Ground

Engine Coolant Temperature (ECT) Sensor
Object Number: 1467003 Size: CH

Connector Part Information

  • OEM: 85202-1
  • Service: N/A
  • Description: 2-Way F JPT Series (BK)

Engine Coolant Temperature (ECT) Sensor

Pin

Wire

Circuit

Function

1

YE

410

Engine Coolant Temperature (ECT) Sensor Signal

2

PK/BK

632

Low Reference

Evaporative Emissions (EVAP) Canister Purge Solenoid Valve
Object Number: 1467003 Size: CH

Connector Part Information

  • OEM: 85202-1
  • Service: N/A
  • Description: 2-Way F JPT Series (BK)

Evaporative Emissions (EVAP) Canister Purge Solenoid Valve

Pin

Wire

Circuit

Function

1

D-GN/WH

428

Evaporative Emission (EVAP) Canister Purge Valve Solenoid Control

2

OG/BK

1733

Ignition 1 Voltage

Exhaust Gas Recirculation (EGR) Valve
Object Number: 684863 Size: CH

Connector Part Information

  • OEM: 12186139
  • Service: N/A
  • Description: 5-Way F Metri-Pack 150.2 Series Sealed, Pull To Seat (GY)

Exhaust Gas Recirculation (EGR) Valve

Pin

Wire

Circuit

Function

A

WH

257

Exhaust Gas Recirculation (EGR) Valve Control

B

PK/BK

632

Low Reference

C

BN

1456

Exhaust Gas Recirculation (EGR) Valve Position Sensor Signal

D

GY

2702

5-Volt Reference

E

OG/BK

1733

Ignition 1 Voltage

Fuel Injector 1
Object Number: 1467003 Size: CH

Connector Part Information

  • OEM: 85202-1
  • Service: N/A
  • Description: 2-Way F JPT Series (BK)

Fuel Injector 1

Pin

Wire

Circuit

Function

1

BN

1744

Fuel Injector 1 Control

2

OG/BK

1733

Ignition 1 Voltage

Fuel Injector 2
Object Number: 1467003 Size: CH

Connector Part Information

  • OEM: 85202-1
  • Service: N/A
  • Description: 2-Way F JPT Series (BK)

Fuel Injector 2

Pin

Wire

Circuit

Function

1

L-GU/BK

1745

Fuel Injector 2 Control

2

OG/BK

1733

Ignition 1 Voltage

Fuel Injector 3
Object Number: 1467003 Size: CH

Connector Part Information

  • OEM: 85202-1
  • Service: N/A
  • Description: 2-Way F JPT Series (BK)

Fuel Injector 3

Pin

Wire

Circuit

Function

1

PK/BK

1746

Fuel Injector 3 Control

2

OG/BK

1733

Ignition 1 Voltage

Fuel Injector 4
Object Number: 1467003 Size: CH

Connector Part Information

  • OEM: 85202-1
  • Service: N/A
  • Description: 2-Way F JPT Series (BK)

Fuel Injector 4

Pin

Wire

Circuit

Function

1

L-BU/BK

844

Fuel Injector 4 Control

2

OG/BK

1733

Ignition 1 Voltage

Fuel Pump/Sender
Object Number: 1967474 Size: CH

Connector Part Information

  • OEM: 936159-1
  • Service: N/A
  • Description: 6-Way F JPT Series (BN)

Fuel Pump/Sender

Pin

Wire

Circuit

Function

1

GY/YE

596

Fuel Level Sensor Signal

2

BK

850

Ground

3

GY/BK

120

Fuel Pump Supply Voltage

4

BK

850

Ground

5

YE/D-GN

172

Low Fuel Indicator Signal

6

GY

720

Low Reference

Heated Oxygen Sensor (HO2S) 1
Object Number: 1466979 Size: CH

Connector Part Information

  • OEM: 174257-2
  • Service: N/A
  • Description: 4-Way M 070 Econoseal J MK-2 Series (BK)

Heated Oxygen Sensor (HO2S) 1

Pin

Wire

Circuit

Function

1

D-GN/PK

412

Heated Oxygen Sensor (HO2S) 1 Signal

2

OG/BK

1733

Ignition 1 Voltage

3

GY/BK

720

Low Reference

4

D-BU/WH

1677

Heated Oxygen Sensor (HO2S) 1 Heated Signal

Heated Oxygen Sensor (HO2S) 2
Object Number: 1940131 Size: CH

Connector Part Information

  • OEM: PB625-04027
  • Service: N/A
  • Description: 4-Way F NMWP04F-B Series Sealed (BK)

Heated Oxygen Sensor (HO2S) 2

Pin

Wire

Circuit

Function

1

PU/D-GN

1980

Heated Oxygen Sensor (HO2S) 2 Signal

2

OG/BK

1733

Ignition 1 Voltage

3

BN/D-BU

718

Low Reference

4

D-GN

676

Heated Oxygen Sensor (HO2S) 2 Heated Signal

Ignition Coil Module
Object Number: 516611 Size: CH

Connector Part Information

  • OEM: 12059595
  • Service: N/A
  • Description: 3-Way F Metri-Pack 150 Series, Sealed (BK)

Ignition Coil Module

Pin

Wire

Circuit

Function

A

OG

406

Ignition Coil 2 and 3 Control

B

PK/RD

339

Ignition 1 Voltage

C

WH

423

Ignition Coil 1 and 4 Control

Intake Air Temperature (IAT) Sensor
Object Number: 1467003 Size: CH

Connector Part Information

  • OEM: 85202-1
  • Service: N/A
  • Description: 2-Way F JPT Series (BK)

Intake Air Temperature (IAT) Sensor

Pin

Wire

Circuit

Function

1

GY/BK

720

Low Reference

2

BN

472

Intake Air Temperature (IAT) Sensor Signal

Knock Sensor (KS)
Object Number: 1466993 Size: CH

Connector Part Information

  • OEM: 368215-1
  • Service: N/A
  • Description: 3-Way F 2.8 JPT Series, Sealed (GY)

Knock Sensor (KS)

Pin

Wire

Circuit

Function

1

D-BU

496

Knock Sensor (KS) Signal

2

YE/BK

457

Knock Sensor (KS) Signal

3

BK/WH

951

Shield Ground

Manifold Absolute Pressure (MAP) Sensor
Object Number: 684840 Size: CH

Connector Part Information

  • OEM: 12129946
  • Service: N/A
  • Description: 3-Way F Metri-Pack 150 Series, Sealed (GY)

Manifold Absolute Pressure (MAP) Sensor

Pin

Wire

Circuit

Function

A

GY/BK

720

Low Reference

B

L-GN

432

Manifold Absolute Pressure (MAP) Sensor Signal

C

GY

474

5-Volt Reference

Octane Selection Switch
Object Number: 1467062 Size: CH

Connector Part Information

  • OEM: MG620395-5
  • Service: N/A
  • Description: 3-Way M, Sealed (WH)

Octane Selection Switch

Pin

Wire

Circuit

Function

1

YE

2643

Octane Switch Signal

2

BK

750

Ground

3

D-GN/YE

2642

Octane Switch Signal

Rough Road Sensor
Object Number: 1466984 Size: CH

Connector Part Information

  • OEM: 174359-2
  • Service: N/A
  • Description: 3-Way M Econoseal J Series (BK)

Rough Road Sensor

Pin

Wire

Circuit

Function

1

BN

808

Low Reference

2

WH

1909

Rough Road Signal (w/o ABS)

3

OG/BK

1733

Ignition 1 Voltage

Throttle Body
Object Number: 1466987 Size: CH

Connector Part Information

  • OEM: 174982-2
  • Service: N/A
  • Description: 8-Way M 070 Econoseal J-Mark II Series (BK)

Throttle Body

Pin

Wire

Circuit

Function

1

L-BU

425

Idle Motor Speed Return

2

GY

2702

5-Volt Reference

3

--

--

Not Used

4

D-GN

534

Idle Motor Position Signal

5

D-BU

426

Idle Motor Speed Signal

6

PK

427

Idle Switch Position Signal

7

D-BU

417

Throttle Position (TP) Sensor Signal

8

PK/BK

632

Low Reference