Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Abs Overview
2012 Audi A7SECTION Abs Overview
- 1 - Right rear ABS wheel speed sensor -G44-
- 2 - Left rear ABS wheel speed sensor -G46-
- 3 - Sensor electronics control module J849
- Under center console.
- 4 - Brake lamp switch -F-
- On brake pedal.
- 4 - Brake pedal switch -F47-
- 7 - Left front ABS wheel speed sensor -G47-
- 8 - ABS hydraulic unit -N55-
- Located on hydraulic unit at front left of engine compartment.
- 9 - Steering angle sensor -G85-
- Steering column electronics control unit -J527- incorporates airbag coil connector and return ring with slip ring -F138- and steering angle sender -G85-
- 11 - Right front ABS wheel speed sensor -G45-
- 12 - -AUTO HOLD- button E540
- In center console
- 13 - Parking brake contact switch -F321-
- In center console
RENDER: 1.0x
NO RELATED
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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.