Comp. LOC. Abs: Overview

2025 Audi Q5 Sportback PrestigeSECTION Overview
Fig 1: Identifying ABS Components
GWWA45-10335Courtesy of AUDI OF AMERICA, LLC
  1. 1 -  Right Rear ABS Wheel Speed Sensor -G44-
  2. 2 -  Left Rear ABS Wheel Speed Sensor -G46-
  3. 3 -  ESP sensor unit -G419-
  4. 3 -  Transverse acceleration sensor -G200-
  5. 3 -  Rotation rate sensor -G202-
  6. 3 -  Longitudinal acceleration sensor -G251-
  7. 4 -  Electromechanical parking brake indicator lamp -K213-
  8. 5 -  Brake system indicator lamp -K118-
  9. 6 -  ABS indicator lamp -K47-
  10. 7 -  ASR/ESP indicator lamp -K155-
  11. 8 -  Left front ABS wheel speed sensor -G47-
  12. 9 -  ABS control module J104
  13. 11 -  Steering column electronics control module J527
  14. 12 -  Right front ABS wheel speed sensor -G45-
  15. 13 -  ASR/ESP button -E256-
  16. 14 -  -AUTO HOLD- button -E540-
  17. 15 -  Electromechanical parking brake button -E538-
  18. 17 -  Roof rack recognition sensor -G625-
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.