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.
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HOMESERVICE MANUALSAUDI2012A8 QUATTRO SEDAN (4H2) V8-4.2L (CDRA)REPAIR AND DIAGNOSISBODY AND FRAMELOCKSPOWER LOCKSDESCRIPTION AND OPERATIONCENTRAL LOCKING OVERVIEWGENERAL INFORMATION
2012 Audi A8 Quattro Sedan (4H2) V8-4.2L (CDRA)
General Information
2012 Audi A8 Quattro Sedan (4H2) V8-4.2L (CDRA)SECTION General Information
General Information
• Central locking functions electronically.
• The adjusters in the doors are integrated inside the door lock and have 2 motors.
• The adjusters cannot be replaced separately.
• The first motor locks the door and the second motor locks the interior door mechanism (Safe function).
• The door can no longer be opened from the inside.
• The central locking control module will unlock any locked doors if there is a crash and the airbag deploys.
• The central locking control module is located behind the rear seat wall and is accessible from the luggage compartment.
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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.