Audi A4: Electrical Equipment General Information
Audi A4 (B9) 2016-2026 Service Manual / Electrical System / Electrical Equipment General Information
- Battery, Starter, Generator, Cruise Control
- Windshield Wiper/Washer System
- Exterior Lights, Switches
- Interior Lights, Switches
- Wiring
READ NEXT:
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
SEE MORE:
Underbody Trim Panels, Removing and Installing
Underbody Trim Panel, Removing and Installing, Front
Removing
- Remove the nuts -arrows-.
- Remove the front underbody trim panel -2-
from the center underbody trim panel -1-.
Installing
Install in reverse order of removal.
Tightening Specifications
Refer to
→ Chapter "Overview
Window Regulator, Removing and Installing
Removing
- Remove the door window. Refer to
→ Chapter "Front Door Window, Removing and Installing".
- Release the retainers -1 and 3- on
the window regulator threaded pins -2-
using an 11 mm socket. To do so, slide the socket onto the
threaded pin.
- Unclip the window regul
© 2019-2026 Copyright www.audia4b9.com
