GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2005 🢒 Cobalt 🢒 Transmission/Transaxle 🢒 Automatic Transaxle - 4T40-E/4T45-E 🢒 Engine Controls Connector End Views
Table 1: Accelerator Pedal Position (APP) Sensor
Table 2: Crankshaft Position (CKP) Sensor
Table 3: Engine Coolant Temperature (ETC) Sensor
Table 4: Evaporative Emission (EVAP) Canister Purge Solenoid Valve
Table 5: Evaporative Emissions (EVAP) Canister Vent Solenoid 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 and Sender Assembly
Table 11: Fuel Tank Pressure (FTP) Sensor
Table 12: Heated Oxygen Sensor (HO2S) 1
Table 13: Heated Oxygen Sensor (HO2S) 2
Table 14: Ignition Control Module (ICM)
Table 15: Knock Sensor (KS)
Table 16: Mass Air Flow (MAF)/Inlet Air Temperature (IAT) Sensor
Table 17: Manifold Absolute Pressure (MAP) Sensor
Table 18: Throttle Actuator Control (TAC) Module

Accelerator Pedal Position (APP) Sensor


Object Number: 886053 Size: CH

Connector Part Information
    • OEM: 15326830
    • Service: See Catalog
    •  6-Way F GT 150 Series Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

PU

1272

Accelerator Pedal Position 5-Volt Reference (2)

B

L-BU

1162

Accelerator Pedal Position Signal (2)

C

TN

1274

Accelerator Pedal Position Low Reference (2)

D

BN

1271

Accelerator Pedal Position Low Reference (1)

E

D-BU

1161

Accelerator Pedal Position Signal (1)

F

WH/BK

1164

Accelerator Pedal Position 5-Volt Reference (1)

Crankshaft Position (CKP) Sensor


Object Number: 666646 Size: CH

Connector Part Information
    • OEM: 15449028
    • Service: See Catalog
    •  2-Way F GT 150 Series Sealed (BK)

Pin

Wire Color

Circuit No.

Function

1

PU

574

Crankshaft Position Sensor Low Reference (1)

2

YE

573

Crankshaft Position Sensor Signal (1)

Engine Coolant Temperature (ETC) Sensor


Object Number: 666646 Size: CH

Connector Part Information
    • OEM: 15449028
    • Service: See Catalog
    •  2-Way F GT 150 Series Sealed (BK)

Pin

Wire Color

Circuit No.

Function

1

TN

2761

Coolant Temperature Sensor Low Reference

2

YE

410

Engine Coolant Temperature Sensor Signal

Evaporative Emission (EVAP) Canister Purge Solenoid Valve


Object Number: 684795 Size: CH

Connector Part Information
    • OEM: 12052643
    • Service: See Catalog
    •  2-Way F Metri-Pack 150 Series Sealed (RD)

Pin

Wire Color

Circuit No.

Function

A

PK/WH

5291

Engine Main Relay Fused Control (2)

B

D-GN/WH

428

EVAP Canister Purge Solenoid Control

Evaporative Emissions (EVAP) Canister Vent Solenoid Valve


Object Number: 684795 Size: CH

Connector Part Information
    • OEM: 12052643
    • Service: See Catalog
    •  2-Way F Metri-Pack 150 Series Sealed (RD)

Pin

Wire Color

Circuit No.

Function

A

RD/WH

1840

Battery Positive Voltage

B

WH

1310

EVAP Canister Vent Solenoid Control

Fuel Injector 1


Object Number: 1527729 Size: CH

Connector Part Information
    •  OEM: 15419715
    • Service: See Catalog
    • 2-Way F (Gy)

Pin

Wire Color

Circuit No.

Function

A

PK

139

Ignition 1 Voltage

B

BK

1744

Fuel Injector 1 Control

Fuel Injector 2


Object Number: 1527729 Size: CH

Connector Part Information
    •  OEM: 15419715
    • Service: See Catalog
    • 2-Way F (GY)

Pin

Wire Color

Circuit No.

Function

A

PK

139

Ignition 1 Voltage

B

L-GN/BK

1745

Fuel Injector 2 Control

Fuel Injector 3


Object Number: 1527729 Size: CH

Connector Part Information
    •  OEM: 15419715
    • Service: See Catalog
    • 2-Way F (GY)

Pin

Wire Color

Circuit No.

Function

A

PK

139

Ignition 1 Voltage

B

PK/BK

1746

Fuel Injector 3 Control

Fuel Injector 4


Object Number: 1527729 Size: CH

Connector Part Information
    •  OEM: 15419715
    • Service: See Catalog
    •  2-Way F (GY)

Pin

Wire Color

Circuit No.

Function

A

PK

139

Ignition 1 Voltage

B

L-BU/BK

844

Fuel Injector 4 Control

Fuel Pump and Sender Assembly


Object Number: 684908 Size: CH

Connector Part Information
    •  OEM: 15326631
    •  Service: See Catalog
    •  4-Way F GT 280 Sealed 5.8 (BK)

Pin

Wire Color

Circuit No.

Function

1

PK/BK

120

Fuel Pump Supply Voltage

2

YE/WH

1589

Fuel Level Sensor Signal

3

BK

850

Ground

4

PK/OG

510

Low Reference

Fuel Tank Pressure (FTP) Sensor


Object Number: 516611 Size: CH

Connector Part Information
    •  OEM: 12059595
    •  Service : See Catalog
    • 3-Way Metri-Pack 150 Series Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

RD/PK

469

Low Reference

B

GY/RD

890

Fuel Tank Pressure Sensor Signal

C

BN/WH

416

5-Volt Reference

Heated Oxygen Sensor (HO2S) 1


Object Number: 474210 Size: CH

Connector Part Information
    • OEM: 12176897
    • Service: See Catalog
    •  4-Way F Metri-Pack 150 Series Sealed (L-GY)

Pin

Wire Color

Circuit No.

Function

A

TN/WH

3111

Heated Oxygen Sensor Low Signal Bank 1 Sensor (1)

B

PU/WH

3110

Heated Oxygen Sensor High Signal Bank 1 Sensor (1)

C

GY/WH

3113

Heated Oxygen Sensor Heater Low Control Bank 1 Sensor (1)

D

PK/BK

5291

Engine Main Relay Fused Control (2)

Heated Oxygen Sensor (HO2S) 2


Object Number: 280761 Size: CH

Connector Part Information
    • OEM: 12160825
    • Service: See Catalog
    •  4-Way M Metri-Pack 150 Series Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

TN/WH

1669

Heated Oxygen Sensor Low Signal Bank 1 Sensor (2)

B

PU/WH

1668

Heated Oxygen Sensor High Signal Bank 1 Sensor (2)

C

PK/BK

5291

Engine Main Relay Fused Control (2)

D

GY/WH

1423

Heated Oxygen Sensor Heater Low Control Bank 1 Sensor (2)

Ignition Control Module (ICM)


Object Number: 877917 Size: CH

Connector Part Information
    • OEM: 15464996
    • Service: See Catalog
    •  9-Way F GT 150 Series Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

PK/WH

5292

Engine Main Relay Fused Control (3)

B

WH

423

Ignition Control Timing Control (1)

C-D

--

--

Not Used

E

BK

450

Ground

F

BN/WH

633

Camshaft Position Sensor Signal

G

OG

406

Ignition Control Timing Control (2)

H-J

--

--

Not Used

Knock Sensor (KS)


Object Number: 684799 Size: CH

Connector Part Information
    • OEM: 12077900
    • Service: See Catalog
    •  2-Way F Metri-Pack 280 Series Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

D-BU

496

Knock Sensor Signal (1)

B

GY

1716

Knock Sensor Low Reference (1)

Mass Air Flow (MAF)/Inlet Air Temperature (IAT) Sensor


Object Number: 647974 Size: CH

Connector Part Information
    • OEM: 15326822
    • Service: See Catalog
    •  5-Way F GT 150 Series Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

YE

492

Mass Air Flow Sensor Signal

B

BK/WH

451

Signal Ground

C

PK/BK

5291

Engine Main Relay Fused Control (2)

D

TN

2760

Intake Air Temperature Sensor Low Reference

E

TN

472

Intake Air Temperature Sensor Signal

Manifold Absolute Pressure (MAP) Sensor


Object Number: 684840 Size: CH

Connector Part Information
    • 12129946
    • 3-Way F Metri-Pack 150 Series Sealed (M-GY)

Pin

Wire Color

Circuit No.

Function

A

OG/BK

469

Low Reference

B

L-GN

432

MAP Sensor Signal

C

GY

2704

5-Volt Reference

Throttle Actuator Control (TAC) Module


Object Number: 831368 Size: CH

Connector Part Information
    • OEM: 15326836
    • Service: See Catalog
    •  8-Way F GT 150 Series Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

D-GN

485

Throttle Position Sensor Signal (1)

B

TN/WH

1704

Sensor Low Reference

C

GY

2701

Throttle Position Sensor 5-Volt Reference

D

PU

486

Throttle Position Sensor Signal (2)

E

BN

582

Throttle Actuator Control Close

F

YE

581

Throttle Actuator Control Open

G

TN

2752

Throttle Position Sensor Low Reference

H

L-BU/BK

1688

5-Volt Reference