Antilock Brake System Component Overview
Anti-Lock Brake System
Anti-Lock Brake System Component Overview
1 - ASR/ESP Control Lamp -K155-
• Located in the instrument cluster
2 - ABS Warning Lamp -K47-
• Located in the instrument cluster
3 - Brake System Warning Lamp -K118-
• Located in the instrument cluster
4 - ABS Hydraulic Unit -N55- with ABS Control Module -J104-
• With integrated Brake Pressure Sensor 1 -G201- . Brake pressure sensor in ABS Control Module -J104- cannot be replaced
• Located in the right plenum chamber below engine control module
The hydraulic control unit includes the following:
• ABS Hydraulic Pump -V64-
• Valve block (contains the inlet/outlet valves).
5 - Brake System Vacuum Pump -V192- => [ Brake System Vacuum Pump Assembly Overview ] See Image Below.
• Located front right of the engine compartment
6 - Brake Booster Pressure Sensor -G294- => [ Brake System Vacuum Pump Assembly Overview ] See Image Below.
• Located in the vacuum hose to brake booster
7 - Brake Booster
8 - Brake Master Cylinder
9 - Brake Light Switch -F- and Brake Pedal Switch -F47- => [ Brake Light Switch ] See Image Below.
• Located on the brake pedal assembly
Anti-Lock Brake System Component Overview continued
10 - ESP Sensor Unit -G419- => [ ESP Sensor Unit ] See Image Below.
• Located under the center console
ESP Sensor Unit -G419- is integrated with the following:
• Transverse Acceleration Sensor -G200-
• Rotation Rate Sensor -G202-
• Longitudinal Acceleration Sensor -G251-
11 - Steering Angle Sensor -G85- => [ Steering Angle Sensor ] See Image Below.
• Located on the steering column between steering wheel and steering column switch
12 - ASR/ESP Button -E256-
13 - Right Front ABS Wheel Speed Sensor -G45- or Left Front ABS Wheel Speed Sensor -G47- => [ Speed Sensor Front Axle ] See Image Below.
14 - Right/left front wheel bearing/wheel hub unit
• ABS sensor ring is installed in wheel bearing
15 - Right Rear ABS Wheel Speed Sensor -G44- or Left Rear ABS Wheel Speed Sensor -G46- => [ Speed Sensor Rear Axle ] See Image Below.
16 - Right/left rear wheel bearing/wheel hub unit
• Right/left rear wheel bearing/wheel hub unit
17 - Data Link Connector (DLC)
18 - Parking brake pedal => [ Pedal Parking Brake Lever Assembly Overview ] See Image Below.
Brake System Vacuum Pump Assembly
Overview
1 - Brake Booster Pressure Sensor -G294-
3 - Brake Booster Relay -J569-
8 - Brake System Vacuum Pump -V192-
Brake Light Switch
Arrow - Brake Light Switch -F- and Brake Pedal Switch -F47-
ESP Sensor Unit
- - ESP Sensor Unit -G419-
ESP Sensor Unit -G419- is integrated with the following:
• Transverse Acceleration Sensor -G200-
• Rotation Rate Sensor -G202-
• Longitudinal Acceleration Sensor -G251-
Steering Angle Sensor
1 - Steering Angle Sensor -G85-
2 - Airbag Spiral Spring/Return Spring With Slip Ring -F138-
Speed Sensor Front Axle
1 - Right Front ABS Wheel Speed Sensor -G45- or Left Front ABS Wheel Speed Sensor -G47-
Speed Sensor Rear Axle
1 - Right Rear ABS Wheel Speed Sensor -G44- or Left Rear ABS Wheel Speed Sensor -G46-
Pedal Parking Brake Lever Assembly
Overview
1 - Release handle
4 - Pedal Parking Brake Lever
9 - Parking Brake Contact Switch -F321-
