ABS/ESP Bosch 5.3 assembly overview: Notes
NOTE:
The following list refers to items in Fig 1.
- Electronic stabilization program hydraulic pump for traction control -V156- only with ESP
- Removing and installing, see HYDRAULIC PUMP FOR ELECTRONIC STABILIZATION PROGRAM (ESP), REMOVING AND INSTALLING
- Sender 1 for brake booster -G201- in ESP pump (only with ESP)
- ABS return flow pump relay -J105- for Bosch 5.3
- ABS solenoid valve relay -J106- for Bosch 5.3
- ABS hydraulic unit -N55- with ABS control module (w/EDL) -J104-
- The ABS hydraulic pump -V64-, the ABS hydraulic unit -N55- and the ABS Control Module (w/EDL) -J104- (for Bosch 5.3 only) form the hydraulic control unit.
- Brake fluid level warning switch -F34-
- Rotor for right front speed sensor
- Checking, see ROTOR, CHECKING
- Right front ABS wheel speed sensor -G45-
- Removing and installing, see ABS WHEEL SPEED SENSOR, REMOVING AND INSTALLING
- ABS control module (w/EDL) -J104- (with ESP)
- Installation location: passenger footwell
- Anti-Slip control switch - E132-
- Installation location: on the center console
- Steering angle sensor - G85- (for vehicles with) ESP
- Installation location: Installed on the steering column
- Removing and installing, see STEERING ANGLE SENSOR -G85-, REMOVING AND INSTALLING
- Parking brake warning light switch -F9-
- Installation location: on the parking brake lever assembly
- Rotor for right rear speed sensor
- Checking: See ROTOR, CHECKING (FWD), or ROTOR, CHECKING (AWD).
- Right rear ABS wheel speed sensor -G44-
- Removing and installing: See ABS WHEEL SPEED SENSOR, REMOVING AND INSTALLING (FWD), or ABS WHEEL SPEED SENSOR, REMOVING AND INSTALLING (AWD).
- Left rear ABS wheel speed sensor -G46-
- Removing and installing: See ABS WHEEL SPEED SENSOR, REMOVING AND INSTALLING (FWD), or ABS WHEEL SPEED SENSOR, REMOVING AND INSTALLING (AWD).
- Rotor for left-rear speed sensor
- Checking: See ROTOR, CHECKING (FWD), or ROTOR, CHECKING (AWD).
- Sensor for transverse acceleration -G200-
- New design in a housing together with -G202-
- 2.1 ltr quattro vehicles, MY 98 removing and installing, see SENSOR FOR TRANSVERSE ACCELERATION -G200- AND SENDER FOR ROTATION RATE -G202- FOR BOSCH 5.3 SYSTEM IN 2.1 LTR. QUATTRO, MY 98, REMOVING AND INSTALLING
- Removing and installing, see SENSOR FOR TRANSVERSE ACCELERATION -G200- AND SENDER FOR ROTATION RATE -G202- FOR BOSCH 5.3, REMOVING AND INSTALLING
- Sender for rotation rate - G202-
- 2.1 ltr quattro vehicles, MY 98 removing and installing, see SENSOR FOR TRANSVERSE ACCELERATION -G200- AND SENDER FOR ROTATION RATE -G202- FOR BOSCH 5.3 SYSTEM IN 2.1 LTR. QUATTRO, MY 98, REMOVING AND INSTALLING
- Removing and installing, see SENSOR FOR TRANSVERSE ACCELERATION -G200- AND SENDER FOR ROTATION RATE -G202- FOR BOSCH 5.3, REMOVING AND INSTALLING
- ABS return flow pump relay -J105- for Bosch 5.3 only
- Installation location: on fuse box
- ABS solenoid valve relay -J106- for Bosch 5.3
- Warning light for brake system -K118-
- Installation location: in the instrument cluster in the driver information system
- ABS warning light -K47-
- Installation location: in instrument cluster
- Parking brake indicator light -K14-
- Installation location: in instrument cluster
- Traction control indicator light -K86-
- Installation location: in instrument cluster
- Brake light switch -F-
- Removing and installing the brake light switch: See ABS/ESP SYSTEM COMPONENTS, REMOVING AND INSTALLING .
- Rotor for left front speed sensor
- Checking, see ROTOR, CHECKING .
- Left front ABS wheel speed sensor -G47-
- Removing and installing, see ABS WHEEL SPEED SENSOR, REMOVING AND INSTALLING