GM Service Manual Online
For 1990-2009 cars only
Table 1: Electronic Brake/Traction Control Module Connector C1
Table 2: Electronic Brake/Traction Control Module Connector C2
Table 3: Electronic Traction Control Switch
Table 4: LH Front Wheel Speed Sensor
Table 5: LH Rear Wheel Speed Sensor
Table 6: RH Front Wheel Speed Sensor
Table 7: RH Rear Wheel Speed Sensor

Electronic Brake/Traction Control Module Connector C1


Object Number: 174379  Size: CF

Connector Part Information

ZFW 25-8

Pin

Wire Color

Circuit No.

Function

1

BRN/YEL

XB304

ABS Indicator

2

BLK/YEL

FB301

Stop lamp signal

3

GRN

U102

Tach signal

4

--

--

NOT USED

5

GRY

R830

Actual engine torque

6

BLU/RED

PA900

Vehicle speed signal

7

--

--

NOT USED

8

BLK

F350

LH front wheel speed signal

9

BLU/WHT

PM253

LH rear wheel speed signal

10

BRN/GRN

XU251

RH front wheel speed signal

11

--

--

NOT USED

12

BLU/GRN

PU251

RH front wheel speed signal

13

BRN/RED

XA105

Traction control signal

14

GRY

R40

Engine torque request

15

BRN/WHT

XM218

Serial data

16

--

--

NOT USED

17

PPL

Y40

Actual transmission torque

18-19

--

--

NOT USED

20

BLU

P350

LH front wheel speed signal

21

BRN/WHT

XM253

LH rear wheel speed signal

22

BRN/RED

XA253

RH rear wheel speed signal

23

BLU/RED

PA253

RH rear wheel speed signal

24

--

--

NOT USED

25

BRN/YEL

XB105

Traction control indicator

Electronic Brake/Traction Control Module Connector C2


Object Number: 174373  Size: CF

Connector Part Information

ZF 4-4

Pin

Wire Color

Circuit No.

Function

1

BLK/RED

FA202

B+ from fuse #19

2

RED

A290

Battery input voltage

3

BLK

F390

Ground to G103

4

BRN/YEL

XB303

ABS indicator

Electronic Traction Control Switch


Object Number: 193879  Size: CH

Connector Part Information

ZF9-4

Pin

Wire Color

Circuit No.

Function

1

NOT USED

2

BLK

F356, F550

Ground to G103

3

BLK

F550

Ground to G103

4-7

NOT USED

8

GRY/YEL

RB356

Traction control indicator signal

9

BRN/RED

XA105

Traction control ON signal

LH Front Wheel Speed Sensor


Object Number: 194323  Size: CH

Connector Part Information

6202.040

Pin

Wire Color

Circuit No.

Function

1

BLU

P350

Sensor Signal HI

2

BLK

F350

Sensor Signal LO

LH Rear Wheel Speed Sensor


Object Number: 194323  Size: CH

Connector Part Information

6202.040

Pin

Wire Color

Circuit No.

Function

1

BLU/WHT

PM253

Speed Signal HI

2

BRN/WHT

XM253

Speed Signal LO

RH Front Wheel Speed Sensor


Object Number: 194323  Size: CH

Connector Part Information

6202.040

Pin

Wire Color

Circuit No.

Function

1

BLU/GRN

PU251

Sensor Signal HI

2

BRN/GRN

XU251

Sensor Signal LO

RH Rear Wheel Speed Sensor


Object Number: 194323  Size: CH

Connector Part Information

6202.040

Pin

Wire Color

Circuit No.

Function

1

BLU/RED

PA253

Speed Sensor HI

2

BRN/RED

XA253

Speed Sensor LO