GM Service Manual Online
For 1990-2009 cars only

Fuel Injection Control Module


Object Number: 39787  Size: CH

Connector (Natural) Part Information

    • Connector - 12129025
    • Terminal - 12084912
    • Seal - 12129026
    • 32-Way TPA (BK) - 12129021

1

D-BU/WH

878

AF Fuel Injector 8 Control

2

L-GN/BK

1745

AF Fuel Injector 2 Control

3

YE/BK

846

AF Fuel Injector 6 Control

4

D-BU/BK

844

AF Fuel Injector 4 Control

5

BK

350

Ground

6

PK/BK

462

Fuel Injector Control Module (FICM) Status

7

PK

2739

Even Bank Injector Monitor

8

PK

2539

Odd Bank Injector Monitor

9

D-BU

1578

Alternative Fuel Tank Temperature Sensor Signal

10

TN

474

5-Volt Reference

11

WH

790

Fuel Injection Control Module PWM Output

12

BK

350

Ground

13

BK

1744

AF Fuel Injector 1 Control

14

BK/WH

877

AF Fuel Injector 7 Control

15

BK/WH

845

AF Fuel Injector 5 Control

16

PK/BK

1746

Fuel Injector 3 Control

17

D-BU/WH

878

Fuel Injector 8 Signal

18

L-GN/BK

1745

Fuel Injector 2 Signal

19

YE/BK

846

Fuel Injector 6 Signal

20

D-BU/BK

844

Fuel Injector 4 Signal

21

BK

350

Ground

22

RD

2531

Alternative Fuels Operation (AFO) Enable

23

OR

440

Battery Positive Voltage

24

PK

1020

Ignition 0 Voltage

25

D-GN/WH

890

Alternative Fuel Tank Pressure Sensor Signal

26

YE

1578

Alternative Fuel Rail Temperature Sensor Signal

27

GY

470

Low Reference

28

BK

350

Ground

29

BK

1744

Fuel Injector 1 Signal

30

RD/BK

877

Fuel Injector 7 Signal

31

BK/WH

845

Fuel Injector 5 Signal

32

PK/BK

1746

Fuel Injector 3 Signal