Audi A4: Electrical Equipment General Information
Audi A4 (B9) 2016-2025 Service Manual / Electrical System / Electrical Equipment General Information
- Battery, Starter, Generator, Cruise Control
- Windshield Wiper/Washer System
- Exterior Lights, Switches
- Interior Lights, Switches
- Wiring
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Battery
Battery General Information
To guarantee a long service life, the Battery -A- must be
checked, serviced and maintained as described in this manual.
The Battery -A- supplies the power to start the eng
Test Sequence
Battery, Checking, Vehicles with Battery Monitoring Control Module J367
or Energy Management Control Module J644 and Data Bus On Board Diagnostic
Interface J533
In certain model series the followi
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Door Lock Cable, Removing and Installing
NOTICE
Risk of damaging the operating cable by deforming it.
- Never sharply bend or kink the operating cable.
Removing
- Remove the door window guide rail. Refer to
→ Chapter "Door Window Guide Rail, Removing and Installing".
- Remove the bolts -arrows-.
- Push t
Rear Seat Covers and Cushions
Overview - Cover and Cushion
Overview - Cover and Cushion, Sport Bench Seat
1 - Seat Frame
With the molded piece
2 - Upholstery Clip
For securing the cover to the cushion
Replace
Install at the same location with Upholstery Clip Pliers -VAG1634-.
3 - Wire
Cov
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