ABS/ESP System, Component Overview

ABS/ESP system, component overview

ABS/ESP System, Component Overview:

1 - Bracket for hydraulic control unit
2 - Brake booster vacuum pump
^ Only on gasoline engines with automatic transmission

3 - ABS control module J104
^ The ABS hydraulic unit N55 and ABS control module J104 together make up the hydraulic control unit.

4 - ABS hydraulic unit N55 with ABS control module J104
^ The ABS hydraulic unit N55 and ABS control module J104 together make up hydraulic control unit.

5 - Brake pressure sensor 1 G201
^ Screws onto hydraulic unit

6 - ABS hydraulic unit N55 with ABS control module J104

7 - Rotor for right front speed sensor

8 - Right Front ABS Wheel Speed Sensor G45

9 - Brake fluid level warning switch F34

10 - Instrument cluster

11 - Anti-slip control switch E132
^ Location: on center console

12 - Steering angle sensor G85
^ Location: Incorporated in return spring with slip ring on steering column Body Interior
^ Performing zero compensation VAS 5051 vehicle diagnostic, testing and information system

13 - Transverse Acceleration Sensor G200 and Rotation Rate Sensor G202
^ Location: Underneath radio

14 - Parking brake warning light switch F9
^ Location: On parking brake lever unit

15 - Rotor for right rear speed sensor
^ Checking front wheel drive
^ Checking all wheel drive

16 - Right rear ABS wheel speed sensor G44

17 - Left rear ABS wheel speed sensor G46

18 - Rotor for left rear speed sensor
^ Checking front wheel drive
^ Checking all wheel drive

19 - Traction control indicator lamp K86
^ Location: In instrument cluster
^ See Owners Manual for further information

20 - ABS warning lamp K47
^ Location: In instrument cluster
^ See Owners Manual for further information

21 - Brake System Warning Lamp K118; "brake warning" symbol
^ Location: In instrument cluster in driver information system
^ See Owners Manual for further information

22 - Brake light switch F

23 - Rotor for front left speed sensor

24 - Left front ABS wheel speed sensor G47