Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Audi >> 2014 >> Q7 Premium Plus >> Repair and Diagnosis (Single Page) >> Quick Lookups >> Electrical Component Locations >> Electrical Components Locations & Connector End Views -- Q7 >> Comp. LOC. Abs >> Anti-Lock Brake System Component Overview >> Notes

Anti-Lock Brake System Component Overview: Notes

  1. ASR/ESP Control Lamp -K155-
    • Located in the instrument cluster
  2. ABS Warning Lamp -K47-
    • Located in the instrument cluster
  3. Brake System Warning Lamp -K118-
    • Located in the instrument cluster
  4. ABS Hydraulic Unit -N55- with ABS Control Module -J104-
    • With integrated Brake Pressure Sensor 1 -G201-. Brake pressure sensor in ABS Control Module -J104- cannot be replaced
    • Located in the right plenum chamber below engine control module

    The Hydraulic Control Unit Includes The Following: 

    • ABS Hydraulic Pump -V64-
    • Valve block (contains the inlet/outlet valves).
  5. Brake System Vacuum Pump -V192- → HYDRAULIC UNIT AND BRAKE BOOSTER/MASTER CYLINDER OVERVIEW 
    • Located front right of the engine compartment
  6. Brake Booster Pressure Sensor -G294- → HYDRAULIC UNIT AND BRAKE BOOSTER/MASTER CYLINDER OVERVIEW 
    • Located in the vacuum hose to brake booster
  7. Brake Booster
  8. Brake Master Cylinder
  9. Brake Light Switch -F- and Brake Pedal Switch -F47- → HYDRAULIC UNIT AND BRAKE BOOSTER/MASTER CYLINDER OVERVIEW 
    • Located On The Brake Pedal Assembly
    G12779782Courtesy of AUDI OF AMERICA, LLC

    Anti-Lock Brake System Component Overview Continued

  10. ESP Sensor Unit -G419- → HYDRAULIC UNIT AND BRAKE BOOSTER/MASTER CYLINDER OVERVIEW 
    • Located Under The Center Console

    ESP Sensor Unit -G419- is integrated with the following:

    • Transverse Acceleration Sensor -G200-
    • Rotation Rate Sensor -G202-
    • Longitudinal Acceleration Sensor -G251-
  11. Steering Angle Sensor -G85- → HYDRAULIC UNIT AND BRAKE BOOSTER/MASTER CYLINDER OVERVIEW 
    • Located On The Steering Column Between Steering Wheel And Steering Column Switch
  12. ASR/ESP Button -E256-
  13. Right Front ABS Wheel Speed Sensor -G45- or Left Front ABS Wheel Speed Sensor -G47- → HYDRAULIC UNIT AND BRAKE BOOSTER/MASTER CYLINDER OVERVIEW 
  14. Right/Left Front Wheel Bearing/Wheel Hub Unit
    • ABS Sensor Ring Is Installed In Wheel Bearing
  15. Right Rear ABS Wheel Speed Sensor -G44- or Left Rear ABS Wheel Speed Sensor -G46- → HYDRAULIC UNIT AND BRAKE BOOSTER/MASTER CYLINDER OVERVIEW 
  16. Right/Left Rear Wheel Bearing/Wheel Hub Unit
    • Right/Left Rear Wheel Bearing/Wheel Hub Unit
  17. Data Link Connector (DLC)
  18. Parking brake pedal → HYDRAULIC UNIT AND BRAKE BOOSTER/MASTER CYLINDER OVERVIEW 
G12779782Courtesy of AUDI OF AMERICA, LLC