GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2001 🢒 Grand Prix 🢒 Engine 🢒 Engine Controls - 3.8L 🢒 Engine Controls Connector End Views

Camshaft Position (CMP) Sensor


Object Number: 684807 Size: CH

Connector Part Information
    • 12110293
    • 3-Way F Metric-Pack 150 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

BRN/WHT

633

CMP Sensor Signal

B

BLK/WHT

836

Low Reference

C

WHT/BLK

644

10 Volt Reference

Crankshaft Position (CKP) Sensor


Object Number: 280765 Size: CH

Connector Part Information
    • 12162834
    • 4-Way F Metric-Pack 150.2 Series Pull to Seat (GRY)

Pin

Wire Color

Circuit No.

Function

A

LT BLU/WHT

1800

CKP Sensor 2 Signal

B

YEL

573

CKP Sensor 1 Signal

C

BLK/WHT

836

Low Reference

D

WHT/BLK

644

10 Volt Reference

Engine Coolant Temperature (ECT) Sensor


Object Number: 258299 Size: CH

Connector Part Information
    • 12162226
    • 3-Way F Metric-Pack 150 Series Pull to Seat (NAT)

Pin

Wire Color

Circuit No.

Function

A

BLK

470

Low Reference

B

YEL

410

ECT Sensor Signal

C

DK GRN

135

ECT Sensor Gauge Signal

Evaporative Emission (EVAP) Canister Purge Solenoid


Object Number: 684795 Size: CH

Connector Part Information
    • 12052643
    • 2-Way F Metri-Pack 150 Series Sealed (RED)

Pin

Wire Color

Circuit No.

Function

A

PNK

339

Ignition 1 Voltage

B

DK GRN/WHT

428

EVAP Canister Purge Solenoid Control

Evaporative Emission (EVAP) Canister Vent Solenoid


Object Number: 684795 Size: CH

Connector Part Information
    • 12052643
    • 2-Way F Metri-Pack 150 Series Sealed (RED)

Pin

Wire Color

Circuit No.

Function

A

PNK

1639

Ignition 1 Voltage

B

WHT

1310

EVAP Canister Vent Solenoid Control

Exhaust Gas Recirculation (EGR) Valve


Object Number: 684863 Size: CH

Connector Part Information
    • 12186056
    • 5-Way F Metric-Pack 150.2 Series Pull to Seat Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

RED

1676

EGR Solenoid Low Control

B

BLK

2753

Low Reference

C

BRN

1456

EGR Valve Position Signal

D

GRY

2702

5 Volt Reference

E

GRY/BLK

435

EGR Solenoid High Control

Fuel Pump and Sender Assembly


Object Number: 456551 Size: CH

Connector Part Information
    • 12160482
    • 4-Way F Metric-Pack 150 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

1589

Fuel Level Sensor Signal

B

GRY

120

Fuel Pump Supply Voltage

C

BLK

350

Ground

D

BLK

2759

Low Reference

Fuel Tank Pressure (FTP) Sensor


Object Number: 516611 Size: CH

Connector Part Information
    • 12059595
    • 3-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

2759

Low Reference

B

DK GRN

890

Fuel Tank Pressure Sensor Signal

C

GRY

2709

5 Volt Reference

Heated Oxygen Sensor (HO2S) Sensor 1


Object Number: 518981 Size: CH

Connector Part Information
    • 12160482
    • 4-Way F Metri-Pack 150 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

TAN

413

HO2S Low Signal

B

PPL

412

HO2S High Signal

C

BLK

1050

Ground

D

PNK

339

Ignition 1 Voltage

Heated Oxygen Sensor (HO2S) Sensor 2


Object Number: 280761 Size: CH

Connector Part Information
    • 12160825
    • 4-Way M Metri-Pack 150 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

TAN/WHT

1669

HO2S Low Signal

B

PPL/WHT

1668

HO2S High Signal

C

BLK

1050

Ground

D

PNK

339

Ignition 1 Voltage

Idle Air Control (IAC) Valve


Object Number: 38608 Size: CH

Connector Part Information
    • 12162190
    • 4-Way F Metri-Pack 150.2 Series Sealed Pull to Seat (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT GRN/BLK

444

IAC Coil B Low Control

B

LT GRN/WHT

1749

IAC Coil B High Control

C

LT BLU/BLK

1748

IAC Coil A Low Control

D

LT BLU/WHT

1747

IAC Coil A High Control

Ignition Control Module (ICM)


Object Number: 516619 Size: CH

Connector Part Information
    • 12124379
    • 14-Way F Metri-Pack 150 Series Sealed Pull to Seat (DK GRY)

Pin

Wire Color

Circuit No.

Function

A

WHT

423

IC Timing Control

B

TAN/BLK

424

IC Timing Signal

C

LT BLU/BLK

647

Medium Resolution Engine Speed Signal

D

PPL/WHT

430

Low Resolution Engine Speed Signal

E

--

--

Not Used

F

BLK

630

Camshaft Position Signal

G

YEL

573

CKP Sensor 1 Signal

H

LT BLU/WHT

1800

CKP Sensor 2 Signal

J

BRN/WHT

633

CMP Sensor Signal

K

BLK/WHT

51

Ground

L

RED/BLK

453

Low Reference

M

BLK/WHT

836

Low Reference

N

WHT/BLK

644

10 Volt Reference

P

PNK

239

Ignition 1 Voltage

Intake Air Temperature (IAT) Sensor


Object Number: 646180 Size: CH

Connector Part Information
    • 12162199
    • 2-Way F Metric-Pack 150.2 Series, Pull to Seat (GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK

2760

Low Reference

B

TAN

472

IAT Sensor Signal

Manifold Absolute Pressure (MAP) Sensor (w/RPO L36)


Object Number: 684840 Size: CH

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

Pin

Wire Color

Circuit No.

Function

A

ORN/BLK

469

Low Reference

B

LT GRN

432

MAP Sensor Signal

C

GRY

2704

5 Volt Reference

Manifold Absolute Pressure (MAP) Sensor (w/RPO L67)


Object Number: 280779 Size: CH

Connector Part Information
    • 12103771
    • 3-Way M Weather-Pack Tower (WHT)

Pin

Wire Color

Circuit No.

Function

A

ORN/BLK

469

Low Reference

B

LT GRN

432

MAP Sensor Signal

C

GRY

2704

5 Volt Reference

Mass Air Flow (MAF) Sensor


Object Number: 516611 Size: CH

Connector Part Information
    • 12059595
    • 3-Way F Metri-Pack 150 Series Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

YEL

492

MAF Sensor Signal

B

BLK/WHT

451

Ground

C

PNK

339

Ignition 1 Voltage

Park/Neutral Position (PNP) Switch, C1


Object Number: 535900 Size: CH

Connector Part Information
    • 12129840
    • 7-Way F Metri-Pack Mixed Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

ORN/BLK

434

Neutral Safety Switch Signal

B

ORN

840

Battery Positive Voltage

C

LT GRN

275

Park Neutral Position Switch Park Signal

D

BLK

1050

Ground

E

PPL

6

Starter Solenoid Crank VoltagE

F

LT GRN

24

Backup Lamp Supply Voltage

G

YEL

5

Crank Voltage

Park/Neutral Position (PNP) Switch, C2


Object Number: 535904 Size: CH

Connector Part Information
    • 12191757
    • 4-Way F Metric-Pack 150 Series, Sealed (NAT)

Pin

Wire Color

Circuit No.

Function

A

WHT

776

Transmission Range Switch Signal P

B

YEL

772

Transmission Range Switch Signal B

C

GRY

773

Transmission Range Switch Signal C

D

BLK/WHT

771

Transmission Range Switch Signal A

Secondary Air Injection (AIR) Pump Relay


Object Number: 535912 Size: CH

Connector Part Information
    • 12129716
    • 4-Way F Metri-Pack 280 Series, Flexlock, Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

30

ORN

3040

Battery Positive Voltage

85

PNK

339

Ignition 1 Voltage

86

BRN

436

AIR Pump Relay Control

87

RED

78

AIR Pump Supply Voltage

Secondary Air Injection (AIR) Pump


Object Number: 365990 Size: CH

Connector Part Information
    • 12191968
    • 2-Way F Metri-Pack 280 Series, Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

A

RED

78

AIR Pump Supply Voltage

B

BLK

1250

Ground

Secondary Air Injection (AIR) Solenoid (L36 Only)


Object Number: 635009 Size: CH

Connector Part Information
    • 12052641
    • 2-Way F Metri-Pack 150 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PNK

339

Ignition 1 Voltage

B

PNK/BLK

429

AIR Solenoid Control

Supercharger Boost Control Solenoid (w/RPO L67)


Object Number: 635009 Size: CH

Connector Part Information
    • 12052641
    • 2-Way F Metric-Pack 150 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PNK

339

Ignition 1 Voltage

B

GRY

1724

Boost Control Solenoid Control

Throttle Position (TP) Sensor


Object Number: 684807 Size: CH

Connector Part Information
    • 12110293
    • 3-Way F Metri-Pack 150 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

2752

Low Reference

B

DK BLU

417

TP Sensor Signal

C

GRY

2701

5 Volt Reference

Vehicle Speed Sensor (VSS)


Object Number: 646406 Size: CH

Connector Part Information
    • 15336004
    • 2-Way F GT 150 Series, Sealed, Shrouded (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

401

Signal Low - Front

B

YEL

400

Signal High - Front