Component Location Overview - Abs/Esp

Courtesy of AUDI OF AMERICA, LLC

1. Rear Speed Sensor

   Right Rear ABS Wheel Speed Sensor -G44-

   • Overview. Refer to OVERVIEW - REAR AXLE SPEED SENSOR 
2. Rear Speed Sensor
   • Left Rear ABS Wheel Speed Sensor -G46-
   • Overview. Refer to OVERVIEW - REAR AXLE SPEED SENSOR 
3. Brake Pedal
   NOTE:

   On vehicles with manual transmission, remove the mounting bracket

   • The brake light switch is installed on the brake master cylinder. Refer to OVERVIEW - BRAKE BOOSTER/BRAKE MASTER CYLINDER
4. Data Link Connector
5. Front Speed Sensor
   • Left Front ABS Wheel Speed Sensor -G47-
   • Overview. Refer to OVERVIEW - FRONT AXLE SPEED SENSOR 
6. Hydraulic Control Unit
   • With
     • ABS Control Module -J104-
     • ABS Hydraulic Unit -N55-
   • The control module and the hydraulic unit can be separated
   • Overview. Refer to OVERVIEW - CONTROL MODULE AND HYDRAULIC UNIT 
7. Steering Column Electronics Control Module -J527-
   • Installed under the steering wheel
   • Replace the steering gear if faulty. Refer to STEERING GEAR, REMOVING AND INSTALLING .
8. Steering Angle Sensor -G85-
   • Installed under the steering wheel
9. Front Speed Sensor
   • Right Front ABS Wheel Speed Sensor -G45-
   • Overview. Refer to OVERVIEW - FRONT AXLE SPEED SENSOR 
10. Switch Module in Instrument Panel, Center -EX22-
    • With
      • ASR/ESP Button -E256-
      • Hill Descent Control Button -E618- (equipment level)
    • Removing and installing. Refer to COMPONENT LOCATION OVERVIEW - CONTROLS IN CENTER CONSOLE .
11. Electromechanical Parking Brake Button -E538-
    • Electromechanical Parking Brake Button -E538-
    • -AUTO HOLD- Button -E540- (equipment level)
    • Removing and installing. Refer to Electromechanical Parking Brake Button -E538- /-AUTO HOLD- Button -E540-, REMOVING AND INSTALLING .

The indicator lamps cannot be replaced separately.

Replace the instrument cluster if faulty. Refer to OVERVIEW - INSTRUMENT CLUSTER .