GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2002 🢒 Cavalier (CNG) 🢒 Engine 🢒 Engine Controls - 2.2L (LN2) 🢒 Engine Controls Connector End Views

AF Fuel Pump Relay Connector C007


Object Number: 39685 Size: CH

Connector Part Information
    • 12110539
    • 5-Way F Sealed Flexlock 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

30

GRY

120

Fuel Pump Motor Feed -- From gasoline fuel pump relay

85

BLK

450

Ground

86

BRN

905

Fuel Pump Relay Control

87

--

--

Not Used

87A

GRY/BLK

917

Fuel Pump Motor Feed -- To gasoline fuel pump

Fuel Gage Relay Connector C012


Object Number: 39685 Size: CH

Connector Part Information
    • 12110539
    • 5-Way F Sealed Flexlock 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

30

PPL

1589

Fuel Gage Output -- To PCM

85

BLK

450

Ground

86

GRY

904

Fuel Gage Relay Control

87

TAN/WHT

928

Fuel Gage Driver -- AF ECM

87A

PPL/WHT

918

Fuel Sending Unit Signal -- Gasoline

Fuel Gage Selector Switch/Fuel Indicator Light Connector C254


Object Number: 38600 Size: CH

Connector Part Information
    • 12047781
    • 3-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BRN

912

Fuel Gage Selector Switch Signal

B

PPL

914

Fuel Indicator Light Control

C

RED

920

Switched Ignition Power -- From Ignition Relay

Fuel Tank Pressure (FTP) Sensor Connector C452


Object Number: 62485 Size: CH

Connector Part Information
    • 12078090
    • 3-Way F Metri-Pack Sealed 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

DK BLU or BLK

930

Sensor Return

B

RED or ORN

931

FTP 5 V Reference

C

GRY

932

CNG FTP Signal

Fuel Tank Temperature (FTT) Sensor Connector C451


Object Number: 236598 Size: CH

Connector Part Information
    • 12052644
    • 2-Way F Metri-Pack Sealed 150 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

DK BLU or BLK

930

Sensor Return

B

PPL or WHT

929

CNG FTT Signal

Gas Mass Sensor (GMS) Connector C010


Object Number: 39784 Size: CH

Connector Part Information
    • 12129225
    • 24-Way F Micro-Pack 100 W Series (NAT)

Pin

Wire Color

Circuit No.

Function

1

--

--

Not Used

2

DK GRN

906

GMS Faul -- Not Used

3

GRY

903

Engine Sync/Baro -- Not Used

4-5

--

--

Not Used

6

PNK

907

Actual Gas Flow

7

DK BLU

911

Desired Gas Flow

8

--

--

Not Used

9

RED

920

Switched Ignition Power

10-20

--

--

Not Used

21

BLK

450

Ground

22

BLK

450

Ground

23

PNK

921

Motor Power

24

GRY

922

Motor Ground

High Pressure Lock-off (HPL) Connector C453


Object Number: 236598 Size: CH

Connector Part Information
    • 12052641
    • 2-Way F Micro Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

915

Solenoid Power

B

LT GRN

913

Solenoid Control

Ignition Relay Connector C004


Object Number: 39685 Size: CH

Connector Part Information
    • 12110539
    • 5-Way F Sealed Flexlock 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

30

ORN

140

Battery Power (12 V)

85

PNK

639

Ignition Positive Voltage (1)

86

BLK

450

Ground

87

RED

920

Switched Ignition Power

87A

--

--

Not Used

Lock-off Relay Connector C011


Object Number: 39685 Size: CH

Connector Part Information
    • 12110539
    • 5-Way F Sealed Flexlock 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

30

ORN

140

Battery Power (12 V)

85

GRY

120

Lock-Off Relay Power-- From Gasoline Fuel Pump Relay

86

BLK

450

Ground

87

PPL

915

Lock-off Power

87A

--

--

Not Used

Low Pressure Lock-off (LPL) Connector C014


Object Number: 236598 Size: CH

Connector Part Information
    • 12052641
    • 2-Way F Micro-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

915

Solenoid Power

B

LT BLU

901

Solenoid Control

Mixture Control Valve (MCV) Connector C021


Object Number: 237066 Size: CH

Connector Part Information
    • 12162194
    • 2-Way F Metri-Pack 150.2 Series, P2S (BLK)

Pin

Wire Color

Circuit No.

Function

A

GRY

922

Motor Ground

B

PNK

921

Motor Power

In-line Harness Connector C009


Object Number: 280743 Size: CF

Connector Part Information
    • 12045808
    • 10-Way M Metri-Pack Sealed 150 Series (BLK)

Connector Part Information
    • 12065425
    • 10-Way F Metri-Pack Sealed 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

Pin

Wire Color

Circuit No.

Function

A

DK GRN

906

GMS Fault -- Not Used

A

DK GRN

906

GMS Fault -- Not Used

B

GRY

903

Engine Sync/Baro -- Not Used

B

GRY

903

Engine Sync/Baro -- Not Used

C

PNK

907

Actual Gas Flow

C

PNK

907

Actual Gas Flow

D

DK BLU

911

Desired Gas Flow

D

DK BLU

911

Desired Gas Flow

E

RED

920

Switched Ignition Power

E

RED

920

Switched Ignition Power

F

BLK

450

Ground

F

BLK

450

Ground

G

BLK

450

Ground

G

BLK

450

Ground

H

PPL

915

LPL Solenoid Power

H

PPL

915

LPL Solenoid Power

J

LT BLU

901

LPL Solenoid Control

J

LT BLU

901

LPL Solenoid Control

K

--

--

Not Used

K

--

--

Not Used

In-line Harness Connector C017


Object Number: 280743 Size: CF

Connector Part Information
    • 12065426
    • 10-Way F Metri-Pack 150 Series (MD GRY)

Connector Part Information
    • 12052189
    • 10-Way M Metri-Pack 150 Series (GRY)

Pin

Wire Color

Circuit No.

Function

Pin

Wire Color

Circuit No.

Function

A

BRN/WHT

633

CMP Sensor Signal

A

BRN/WHT

633

CMP Sensor Signal

B

PPL/WHT

430

CKP 7X Reference Signal

B

PPL/WHT

430

CKP 7X Reference Signal

C

--

--

Not Used

C

--

--

Not Used

D

DK GRN/WHT

817

VSS Output Signal

D

DK GRN/WHT

817

VSS Output Signal

E

TAN

413

Pre-Converter O2S 1 Low

E

TAN

413

Pre-Converter O2S 1 Low

F

PPL

412

Pre-Converter O2S 1 High -- Signal

F

PPL

412

Pre-Converter O2S 1 High -- Signal

G

DK GRN/WHT

428

EVAP Canister Purge Valve Input

G

DK GRN/WHT

428

EVAP Canister Purge Valve Input

H

ORN

140

Battery Power -- 12 V

H

ORN

140

Battery Power -- 12 V

J

BRN/WHT

919

MIL Control (AF ECM)

J

BRN/WHT

919

MIL Control (AF ECM)

K

BRN

419

MIL Input (PCM)

K

BRN

419

MIL Input (PCM)

In-line Harness Connector C018


Object Number: 280743 Size: CF

Connector Part Information
    • 12065424
    • 10-Way F Metri-Pack 150 Series (BLK)

Connector Part Information
    • 12045808
    • 10-Way M Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

Pin

Wire Color

Circuit No.

Function

A

YEL

410

ECT Sensor Signal

A

YEL

410

ECT Sensor Signal

B

TAN

472

IAT Sensor Signal

B

TAN

472

IAT Sensor Signal

C

DK BLU

417

TP Sensor Signal

C

DK BLU

417

TP Sensor Signal

D

GRY

474

5 Volt Reference

D

GRY

474

5 Volt Reference

E

LT GRN

432

MAP Sensor Signal

E

LT GRN

432

MAP Sensor Signal

F

BLK/WHT

1704

MAP Sensor Ground

F

BLK/WHT

1704

MAP Sensor Ground

G

--

--

Not Used

G

--

--

Not Used

H

PNK

639

Ignition Positive Voltage

H

PNK

639

Ignition Positive Voltage

J

PNK

902

NGO Enable

J

PNK

902

NGO Enable

K

PPL

1807

Serial Data -- Class Il

K

PPL

1807

Serial Data -- Class Il

In-line Harness Connector C019


Object Number: 62447 Size: CF

Connector Part Information
    • 12052848
    • 6-Way F Metri-Pack Sealed 150 Series (BLK)

Connector Part Information
    • 12124107
    • 6-Way M Metri-Pack Sealed 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

Pin

Wire Color

Circuit No.

Function

A

GRY

120

Fuel Pump Motor Feed -- To AF Fuel Pump Relay

A

GRY

120

Fuel Pump Motor Feed -- To AF Fuel Pump Relay

B

GRY/BLK

917

Fuel Pump Motor Feed -- From AF Fuel Pump Relay

B

GRY/BLK

917

Fuel Pump Motor Feed -- From AF Fuel Pump Relay

C

LT BLU/WHT

1747

IAC Coil A High

C

LT BLU/WHT

1747

IAC Coil A High

D

LT BLU/BLK

1748

IAC Coil A Low

D

LT BLU/BLK

1748

IAC Coil A Low

E

LT GRN/WHT

1749

IAC Coil B High

E

LT GRN/WHT

1749

IAC Coil B High

F

LT GRN/BLK

444

IAC Coil B Low

F

LT GRN/BLK

444

IAC Coil B Low

In-line Harness Connector C250


Object Number: 39763 Size: CF

Connector Part Information
    • 12064769
    • 10-Way F Metri-Pack 150 Series (NAT)

Connector Part Information
    • 12064770
    • 10-Way M Metri-Pack 150 Series (NAT)

Pin

Wire Color

Circuit No.

Function

Pin

Wire Color

Circuit No.

Function

A

PPL/WHT

918

Fuel Tank Sender Signal

A

PPL/WHT

918

Fuel Tank Sender Signal

B

PPL

1589

Fuel Gage

B

PPL

30

Fuel Gage

C

RED

926

Vehicle Production Use -Serial Data

C

RED

926

Vehicle Production Use -Serial Data

D

BLK

925

Vehicle Production Use -Serial Data

D

BLK

925

Vehicle Production Use -Serial Data

E

WHT

924

Vehicle Production Use -Serial Data

E

WHT

924

Vehicle Production Use -Serial Data

F

DK GRN

923

Vehicle Production Use -Serial Data

F

DK GRN

923

Vehicle Production Use -Serial Data

G-H

--

--

Not Used

G-H

--

--

Not Used

J

PPL

915

HPL Solenoid Power

J

PPL

915

HPL Solenoid Power

K

LT GRN

913

HPL Solenoid Control

K

LT GRN

913

HPL Solenoid Control

In-line Harness Connector C251


Object Number: 258237 Size: CF

Connector Part Information
    • 12064770
    • 10-Way F Metri-Pack 150 Series (NAT)

Connector Part Information
    • 12064769
    • 10-Way M Metri-Pack 150 Series (NAT)

Pin

Wire Color

Circuit No.

Function

Pin

Wire Color

Circuit No.

Function

A-C

--

--

Not Used

A-C

--

--

Not Used

D

GRY

932

CNG Fuel Tank Pressure (FTP) Sensor Signal

D

GRY

932

CNG Fuel Tank Pressure (FTP) Sensor Signal

E

PPL

929

CNG Fuel Tank Temperature (FTT) Sensor Signal

E

PPL

929

CNG Fuel Tank Temperature (FTT) Sensor Signal

F

BLK

930

Sensor Return

F

BLK

930

Sensor Return

G

ORN

931

CNG Fuel Tank Pressure (FTP) Sensor 5 V Reference

G

RED

931

CNG Fuel Tank Pressure (FTP) Sensor 5 V Reference

H

RED

920

Switched Ignition Power

H

RED

920

Switched Ignition Power

J

BRN

912

Fuel Gage Selector Switch Input

J

BRN

912

Fuel Gage Selector Switch Input

K

PPL

914

Fuel Indicator Light Control

K

PPL

914

Fuel Indicator Light Control

In-line Harness Connector C200 -- Base Vehicle to Jumper Harness


Object Number: 62492 Size: CF

Connector Part Information
    • 12092249
    • 23-Way F Metri-Pack 280 Series (BLK)

Connector Part Information
    • 12092248
    • 23-Way M Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

Pin

Wire Color

Circuit No.

Function

A

ORN

1240

Fuse Output-Battery-Type III Fuse

A

ORN

1240

Fuse Output-Battery-Type III Fuse

B

BLK/WHT

451

Engine Control Module Ground

B

BLK/WHT

451

Engine Control Module Ground

C

BRN

9

Park Lamp Feed

C

BRN

9

Park Lamp Feed

D

LT BLU

395

Door Handle Switch Signal-Right Front

D

LT BLU

395

Door Handle Switch Signal-Right Front

E

DK GRN

19

Stop Turn Lamp Feed-Right Rear

E

DK GRN

19

Stop Turn Lamp Feed-Right Rear

F

GRY

8

Instrument Panel Feed

F

GRY

8

Instrument Panel Feed

G

BRN

882

Wheel Speed Sensor Signal-Right Rear

G

BRN

882

Wheel Speed Sensor Signal-Right Rear

H

PPL

30

Fuel Gage Sensor Signal

H

PPL

30

Fuel Gage Sensor Signal

J

LT GRN

24

Back-up Lamp Feed

J

LT GRN

24

Back-up Lamp Feed

K

WHT

17

Stop Lamp Switch Output

K

WHT

17

Stop Lamp Switch Output

L

YEL

43

Fuse Output-Accessory-Type III Fuse

L

YEL

43

Fuse Output-Accessory-Type III Fuse

M

LT BLU

1134

Park Brake Switch Signal

M

LT BLU

1134

Park Brake Switch Signal

N

YEL

18

Stop Turn Lamp Feed-Left Rear

N

YEL

18

Stop Turn Lamp Feed-Left Rear

P

WHT

883

Wheel Speed Sensor Return-Right Rear

P

WHT

883

Wheel Speed Sensor Return-Right Rear

R

ORN/BLK

1733

Electronic Control Unit Output-12 Volt-Parasitic Load Control

R

ORN/BLK

1733

Electronic Control Unit Output-12 Volt-Parasitic Load Control

S

BLK/WHT

238

Seat Belt Switch Signal

S

BLK/WHT

238

Seat Belt Switch Signal

T-U

--

--

Not Used

T-U

--

--

Not Used

V

DK GRN/WHT

817

Vehicle Speed Signal-4,000 Pulses Per Mile

V

DK GRN/WHT

817

Vehicle Speed Signal-4,000 Pulses Per Mile

W

GRY

120

Fuel Pump Motor Feed

W

GRY

120

Fuel Pump Motor Feed

X

ORN

1732

Electronic Control Unit Output-12 Volt-Inadvertent Load Control

X

ORN

1732

Electronic Control Unit Output-12 Volt-Inadvertent Load Control

Y

BLK

884

Wheel Speed Sensor Signal-Left Rear

Y

BLK

884

Wheel Speed Sensor Signal-Left Rear

Z

RED

883

Wheel Speed Sensor Return-Left Rear

Z

RED

883

Wheel Speed Sensor Return-Left Rear

In-line Harness Connector C200-Jumper Harness to Base Vehicle


Object Number: 62492 Size: CF

Connector Part Information
    • 12092249
    • 23-Way F Metri-Pack 280 Series (BLK)

Connector Part Information
    • 12092248
    • 23-Way M Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

Pin

Wire Color

Circuit No.

Function

A

ORN

1240

Fuse Output-Battery-Type III Fuse

A

ORN

1240

Fuse Output-Battery-Type III Fuse

B

BLK/WHT

451

Engine Control Module Ground

B

BLK/WHT

451

Engine Control Module Ground

C

BRN

9

Park Lamp Feed

C

BRN

9

Park Lamp Feed

D

LT BLU

395

Door Handle Switch Signal-Right Front

D

LT BLU

395

Door Handle Switch Signal-Right Front

E

DK GRN

19

Stop Turn Lamp Feed-Right Rear

E

DK GRN

19

Stop Turn Lamp Feed-Right Rear

F

GRY

8

Instrument Panel Feed

F

GRY

8

Instrument Panel Feed

G

BRN

882

Wheel Speed Sensor Signal-Right Rear

G

BRN

882

Wheel Speed Sensor Signal-Right Rear

H

PPL/WHT

918

Fuel Gage Sensor Signal

H

PPL

30

Fuel Gage Sensor Signal

J

LT GRN

24

Back-up Lamp Feed

J

LT GRN

24

Back-up Lamp Feed

K

WHT

17

Stop Lamp Switch Output

K

WHT

17

Stop Lamp Switch Output

L

YEL

43

Fuse Output-Accessory-Type III Fuse

L

YEL

43

Fuse Output-Accessory-Type III Fuse

M

LT BLU

1134

Park Brake Switch Signal

M

LT BLU

1134

Park Brake Switch Signal

N

YEL

18

Stop Turn Lamp Feed-Left Rear

N

YEL

18

Stop Turn Lamp Feed-Left Rear

P

WHT

883

Wheel Speed Sensor Return-Right Rear

P

WHT

883

Wheel Speed Sensor Return-Right Rear

R

ORN/BLK

1733

Electronic Control Unit Output-12 Volt-Parasitic Load Control

R

ORN/BLK

1733

Electronic Control Unit Output-12 Volt-Parasitic Load Control

S

BLK/WHT

238

Seat Belt Switch Signal

S

BLK/WHT

238

Seat Belt Switch Signal

T-U

--

--

Not Used

T-U

--

--

Not Used

V

DK GRN/WHT

817

Vehicle Speed Signal-4,000 Pulses Per Mile

V

DK GRN/WHT

817

Vehicle Speed Signal-4,000 Pulses Per Mile

W

GRY

120

Fuel Pump Motor Feed

W

GRY

120

Fuel Pump Motor Feed

X

ORN

1732

Electronic Control Unit Output-12 Volt-Inadvertent Load Control

X

ORN

1732

Electronic Control Unit Output-12 Volt-Inadvertent Load Control

Y

BLK

884

Wheel Speed Sensor Signal-Left Rear

Y

BLK

884

Wheel Speed Sensor Signal-Left Rear

Z

RED

883

Wheel Speed Sensor Return-Left Rear

Z

RED

883

Wheel Speed Sensor Return-Left Rear

In-line Harness Connector C253


Object Number: 95860 Size: CF

Connector Part Information
    • 12047781
    • 3-Way F Metri-Pack 150 Series (BLK)

Connector Part Information
    • 12047782
    • 3-Way M Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

Pin

Wire Color

Circuit No.

Function

A

BRN

912

Fuel Gage Selector Switch Input

A

BRN

912

Fuel Gage Selector Switch Input

B

PPL

914

Fuel Indicator Light Control

B

PPL

914

Fuel Indicator Light Control

C

RED

920

Switched Ignition Power

C

RED

920

Switched Ignition Power

In-line Harness Connector C450


Object Number: 62447 Size: CF

Connector Part Information
    • 12052848
    • 6-Way F Metri-Pack 150 Series (BLK)

Connector Part Information
    • 12124107
    • 6-Way M Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

Pin

Wire Color

Circuit No.

Function

A

PPL

915

HPL Solenoid Power

A

PPL

915

HPL Solenoid Power

B

LT GRN

913

HPL Solenoid Ground

B

LT GRN

913

HPL Solenoid Ground

C

ORN

931

CNG Fuel Tank Pressure (FTP) Sensor 5 V Reference

C

ORN

931

CNG Fuel Tank Pressure (FTP) Sensor 5 V Reference

D

GRY

932

CNG Fuel Tank Pressure (FTP) Sensor Signal

D

GRY

932

CNG Fuel Tank Pressure (FTP) Sensor Signal

E

BLK

930

Sensor Return

E

BLK

930

Sensor Return

F

PPL

929

CNG Fuel Tank Temperature (FTT) Sensor Signal

F

PPL

929

CNG Fuel Tank Temperature (FTT) Sensor Signal

In-line Harness Connector C454


Object Number: 362724 Size: CF

Connector Part Information
    • 12015791
    • 1-Way F Weather Pack (BLK)

Connector Part Information
    • 12010996
    • 1-Way M Weather Pack (BLK)

Pin

Wire Color

Circuit No.

Function

Pin

Wire Color

Circuit No.

Function

--

PPL

915

HPL Solenoid Power

--

PPL

915

HPL Solenoid Power