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.
2013 Audi S8FACTORY OEM SERVICE PROCEDURE
Antilock Brake System
- 45 Antilock Brake System
- Specifications
- General Information
- Component Location Overview
- Control Module And Hydraulic Unit
- Sensors
- Overview - Front Axle Speed Sensor
- Overview - Rear Axle Speed Sensor
- Brake Lamp Switch, Removing And Installing
- Sensor Electronics Control Module, Removing And Installing
- Right/Left Front Abs Wheel Speed Sensor -G45- / -G47-, Removing And Installing
- Right/Left Rear Abs Wheel Speed Sensor -G44- / -G46-, Removing And Installing
- Auto Hold
- Special Tools
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.
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