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.
2021 Audi S8FACTORY OEM SERVICE PROCEDURE
Front Doors, Central Locking System
- 57 Front Doors, Central Locking System
- Safety Precautions
- Door
- Overview - Door
- Overview - Door Seals
- Door, Removing And Installing
- Door, Adjusting
- Door Arrester, Removing And Installing
- Inner Door Seal, Removing And Installing
- Outer Door Seal, Removing And Installing
- Seam Seal, Removing And Installing
- Door Components
- Overview - Window Regulator
- Overview - Door Handle And Door Lock
- Overview - Window Guides And Window Shaft Strips
- Window Regulator, Removing And Installing
- Window Regulator Motor, Removing And Installing
- Door Handle, Removing And Installing
- Door Handle Trim, Removing And Installing
- Door Handle Trim Molding, Removing And Installing
- Mounting Bracket, Removing And Installing
- Driver Side/Front Passenger Exterior Door Handle Switch :F546/:F547, Removing And Installing
- Exterior Door Operating Cable, Removing And Installing
- Lock Cylinder, Removing And Installing
- Door Handle Cap, Removing And Installing
- Trim Molding Cap, Removing And Installing
- Door Lock, Removing And Installing
- Striker, Removing And Installing
- Interior Door Mechanism Operating Cable, Removing And Installing
- Door Inner Cover, Removing And Installing
- Driver/Front Passenger Door Closing Aid Motor -V302- / -V303-, Removing And Installing
- Window Guide, Removing And Installing
- Outer Window Shaft Strip, Removing And Installing
- Central Locking
- Component Location Overview - Central Locking
- Driver Door Control Module -J386- And Front Passenger Door Control Module -J387-, Removing And Installing
- Left Rear Door Control Module -J388- And Right Rear Door Control Module -J389-, Removing And Installing
- Comfort System Central Control Module -J393-, Removing And Installing
- Engine Hood Contact Switch -F266-, Removing And Installing
- Fuel Filler Door Lock Motor -V155-, Removing And Installing
- High-Voltage Charge Door Lock 1 Adjuster -F496-, Removing And Installing
- 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.