GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Saturn 🢒 2007 🢒 ION 🢒 Brakes 🢒 Antilock Brake System 🢒 Antilock Brake System Connector End Views
Connector 1: Electronic Brake Control Module (EBCM) (JM4/JL9)
Connector 2: Traction Control Switch (JM4/JL9 w/NW7)
Connector 3: Wheel Speed Sensor (WSS) - LF (JM4/JL9)
Connector 4: Wheel Speed Sensor (WSS) - LR (JM4/JL9)
Connector 5: Wheel Speed Sensor (WSS) - RF (JM4/JL9)
Connector 6: Wheel Speed Sensor (WSS) - RR (JM4/JL9)

Electronic Brake Control Module (EBCM) (JM4/JL9)
Object Number: 897786 Size: CH

Connector Part Information

  • OEM: 1-928404-410
  • Service: See Catalog
  • Description: 26-Way F Bosch (BK)

Terminal Part Information

  • Pins: 1
  • Terminal/Tray: 1-968859-3/7
  • Core/Insulation Crimp: C/1
  • Release Tool/Test Probe: 12093647/J-35616-4A (PU)
  • Pins: 3, 4
  • Terminal/Tray: 1-968857-3/7
  • Core/Insulation Crimp: C/1
  • Release Tool/Test Probe: 12093647/J-35616-4A (PU)
  • Pins: 2, 5, 6, 7, 8, 9, 10, 17, 18, 19, 20, 25, 26
  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Electronic Brake Control Module (EBCM) (JM4/JL9)

Pin

Wire Color

Circuit No.

Function

1

BK

350

Ground

2

RD

542

Battery Positive Voltage

3

OG

540

Battery Positive Voltage

4

BK

350

Ground

5

L-BU

830

Left Front Wheel Speed Sensor Signal

6

YE

873

Left Front Wheel Speed Sensor Low Reference

7

BK

884

Left Rear Wheel Speed Sensor Signal

8

WH

883

Right Rear Wheel Speed Sensor Low Reference

9

TN

833

Right Front Wheel Speed Sensor Low Reference

10

D-GN

872

Right Front Wheel Speed Sensor Signal

11-16

--

--

Not Used

17

RD

885

Left Rear Wheel Speed Sensor Low Reference

18

PK

1439

Ignition 1 Voltage

19

BN

882

Right Rear Wheel Speed Sensor Signal

20

L-BU

20

Stop Lamp Switch Signal

21-24

--

--

Not Used

25

PU

1807

EBCM Class 2 Serial Data

26

PU

1807

EBCM Class 2 Serial Data

Traction Control Switch (JM4/JL9 w/NW7)
Object Number: 39665 Size: CH

Connector Part Information

  • OEM: 12089248
  • Service: 12102900
  • Description: 4-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Traction Control Switch (JM4/JL9 w/NW7)

Pin

Wire Color

Circuit No.

Function

A

BK/WH

151

Ground

B

GY

8

Instrument Panel Lamp Supply Voltage - 1

C

PU/WH

1572

Traction Control Indicator Control

D

BN/WH

1571

Traction Control Switch Signal

Wheel Speed Sensor (WSS) - LF (JM4/JL9)
Object Number: 537107 Size: CH

Connector Part Information

  • OEM: 12052644
  • Service: See Catalog
  • Description: 2-Way F Metri-Pack 150 Series Sealed (GY)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Wheel Speed Sensor (WSS) - LF (JM4/JL9)

Pin

Wire Color

Circuit No.

Function

A

L-BU

872

Left Front Wheel Speed Sensor Signal

B

YE

833

Left Front Wheel Speed Sensor Low Reference

Wheel Speed Sensor (WSS) - LR (JM4/JL9)
Object Number: 1413064 Size: CH

Connector Part Information

  • OEM: 15305168
  • Service: See Catalog
  • Description: 2-Way F (GY)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Wheel Speed Sensor (WSS) - LR (JM4/JL9)

Pin

Wire Color

Circuit No.

Function

A

BK

884

Left Rear Wheel Speed Sensor Signal

B

RD

885

Left Rear Wheel Speed Sensor Low Reference

Wheel Speed Sensor (WSS) - RF (JM4/JL9)
Object Number: 537107 Size: CH

Connector Part Information

  • OEM: 12052644
  • Service: See Catalog
  • Description: 2-Way F Metri-Pack 150 Series Sealed (GY)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Wheel Speed Sensor (WSS) - RF (JM4/JL9)

Pin

Wire Color

Circuit No.

Function

A

L-BU

872

Right Front Wheel Speed Sensor Signal

B

YE

833

Right Front Wheel Speed Sensor Low Reference

Wheel Speed Sensor (WSS) - RR (JM4/JL9)
Object Number: 1413064 Size: CH

Connector Part Information

  • OEM: 15305168
  • Service: See Catalog
  • Description: 2-Way F (GY)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Wheel Speed Sensor (WSS) - RR (JM4/JL9)

Pin

Wire Color

Circuit No.

Function

A

BN

882

Right Rear Wheel Speed Sensor Signal

B

WH

883

Right Rear Wheel Speed Sensor Low Reference