Antilock Brake System Component Views

Fig 1: Identifying I/P Harness Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Headlamp Switch
2	Instrument Panel Cluster (IPC)
3	Hazard Switch
4	Accessory Switch
5	Radio
6	Ambient Light Sensor
7	Inflatable Restraint I/P Module
8	HVAC Control Module
9	Auxiliary Power Outlets - Front
10	Rear Window Wiper/Washer Switch
11	Inflatable Restraint Steering Wheel Module
12	Turn Signal/Multifunction Switch

Fig 2: View Of Components On Lower Left Side Of I/P

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Clutch Start Switch (MA5)
2	Accelerator Pedal Position (APP) Sensor
3	Steering Wheel Position Sensor (JL4)
4	TCC Brake/Cruise Release Switch
5	Stop Lamp Switch
6	Park Brake Switch
7	Clutch Release Switch (MA5)

Fig 3: Locating Brake Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Inflatable Restraint Vehicle Rollover Sensor (ASF)
2	Yaw Rate/Lateral and Longitudinal Accelerometer Sensor (JL4)
3	Brake Fluid Reservoir
4	Electronic Brake Control Module (EBCM) C2
5	Electronic Brake Control Module (EBCM)
6	Electronic Brake Control Module (EBCM) C1
7	Brake Fluid Level Switch

Fig 4: Locating Brake Components (w/o JL4)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Inflatable Restraint Rollover Sensor
2	Longitudinal Accelerometer Sensor (w/o JL4)
3	Brake Fluid Reservoir
4	Electronic Brake Control Module (EBCM) C2
5	Electronic Brake Control Module (EBCM)
6	Electronic Brake Control Module (EBCM) C1
7	Brake Fluid Level Switch

Fig 5: Locating Wheel Speed Sensors

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Wheel Speed Sensor (WSS) - RF
2	Wheel Speed Sensor (WSS) - RF Connector
3	Wheel Speed Sensor (WSS) - RR
4	Wheel Speed Sensor (WSS) - RR Connector
5	Wheel Speed Sensor (WSS) - LR
6	Wheel Speed Sensor (WSS) - LR Connector
7	Wheel Speed Sensor (WSS) - LF
8	Wheel Speed Sensor (WSS) - LF Connector