Component Location Overview - Abs/Esp

Fig 1: Component Location Overview - ABS/ESP

Courtesy of AUDI OF AMERICA, LLC

1. Right Rear ABS Wheel Speed Sensor -G44-
   • Checking using the Vehicle Diagnostic Tester in Guided Fault Finding 
   • Overview, refer to OVERVIEW - REAR AXLE SPEED SENSOR .
2. Left Rear ABS Wheel Speed Sensor -G46-
   • Checking using the Vehicle Diagnostic Tester in Guided Fault Finding 
   • Overview, refer to OVERVIEW - REAR AXLE SPEED SENSOR .
3. Sensor Electronics Control Module -J849-
   • Component location: under the center console extension
   • Checking using the Vehicle Diagnostic Tester in Guided Fault Finding 

     Removing and installing, refer to SENSOR ELECTRONICS CONTROL MODULE, REMOVING AND INSTALLING .

4. Brake Lamp Switch -F-
   • Installed location: on the brake pedal
   • Removing and installing, refer to BRAKE LAMP SWITCH, REMOVING AND INSTALLING .
5. Brake Pedal
   • Overview, refer to OVERVIEW - BRAKE PEDAL .
6. Diagnostic Connection
   • Installed location: driver side footwell cover
7. Left Front ABS Wheel Speed Sensor -G47-
   • Checking using the Vehicle Diagnostic Tester in Guided Fault Finding 
   • Overview, refer to OVERVIEW - FRONT AXLE SPEED SENSOR .
8. ABS Hydraulic Unit -N55- with ABS Control Module -J104-
   • The hydraulic unit and control module form the hydraulic control unit.
   • Overview, refer to OVERVIEW - CONTROL MODULE AND HYDRAULIC UNIT .
9. Steering Column Electronics Control Module -J527-
   • With the Airbag Spiral Spring/Return Spring with Slip Ring -F138- and Steering Angle Sensor -G85-
   • Removing and installing, refer to Steering Column Switch Module .
10. Return Ring
    • Installed location: installed on the steering column with the slip ring
11. Right Front ABS Wheel Speed Sensor -G45-
    • Checking using the Vehicle Diagnostic Tester in Guided Fault Finding 
    • Overview, refer to OVERVIEW - FRONT AXLE SPEED SENSOR .
12. -AUTO HOLD- button -E540-
    • Located in the center console
    • Function, refer to FUNCTION DESCRIPTION - AUTO HOLD .
    • Removing and installing, refer to CONTROLS .
13. Electromechanical Parking Brake Button -E538-
    • Located in the center console
    • Removing and installing, refer to CONTROLS .

Fig 2: Sensor Electronics Control Module -J849- Tightening Specification

Courtesy of AUDI OF AMERICA, LLC

-- Tighten the nuts -1- to 9 Nm.