ABS/ESP system, component overview
1 - Bracket for hydraulic control unit
- Removing and installing → Hydraulic control unit, removing and installing
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.
- Removing and installing → Hydraulic control unit, removing and installing
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.
- Removing and installing → Hydraulic control unit, removing and installing
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
- Checking/removing and installing Front axle rotor, checking or removing and installing
8 - Right Front ABS Wheel Speed Sensor G45
- Removing and installing → Front axle speed sensor, removing and installing
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 →
- 69 - PASSENGER PROTECTION - AIRBAGS, SEAT BELTS
- 69 - PASSENGER PROTECTION - AIRBAGS, SEAT BELTS for BODY EXTERIOR - CABRIOLET
- Performing zero compensation VAS 5051 vehicle diagnostic, testing and information system
13 - Transverse Acceleration Sensor G200 and Rotation Rate Sensor G202
- Location: Underneath radio
- Removing and installing → Transverse acceleration sensor G200 and Rotation rate sensor G202 , removing and installing
14 - Parking brake warning light switch F9
- Location: On parking brake lever unit
15 - Rotor for right rear speed sensor
- Checking front wheel drive Rear axle rotor, checking
- Checking all wheel drive Checking rotor on rear axle
16 - Right rear ABS wheel speed sensor G44
- Removing and installing (vehicles with front wheel drive) → Speed sensor on rear axle, removing and installing
- Removing and installing (vehicles with all wheel drive) → Speed sensor on rear axle, removing and installing
17 - Left rear ABS wheel speed sensor G46
- Removing and installing (vehicles with front wheel drive) → Speed sensor on rear axle, removing and installing
- Removing and installing (vehicles with all wheel drive) → Speed sensor on rear axle, removing and installing
18 - Rotor for left rear speed sensor
- Checking front wheel drive Rear axle rotor, checking
- Checking all wheel drive Checking rotor on rear axle
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
- Removing and installing brake light switch → Brake light switch, removing and installing .
- Adjusting → Brake light switch, removing and installing
23 - Rotor for front left speed sensor
- Checking/removing and installing Front axle rotor, checking or removing and installing
24 - Left front ABS wheel speed sensor G47
- Removing and installing → Front axle speed sensor, removing and installing