Audi A4: Electrical Equipment General Information
Audi A4 (B9) 2016-2023 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:
Vehicles with Restrictor, Receiver/Dryer and A/C Compressor Regulator Valve
-N280-, Checking Pressures, Externally Regulated Compressor
General Information
Note
Connect the Air Conditioning (A/C) service station. Refer to
→ Chapter "A/C Service Station, Connecting".
Observe the test requirements. Refer to
→ Chapter "Pressures, Checking".
If a malfunction occurs at only one evaporator in vehicles
with two
Front Three-Point Seat Belt, Removing and Installing
Caution
This procedure contains mandatory replaceable parts.
Refer to component overview and parts catalog prior to
starting procedure.
Mandatory Replacement Parts
Bolt - Automatic Belt Retractor with Electric Seat Belt
Tensioner to Pillar (Replace bolt if it was removed because of
an
© 2019-2023 Copyright www.audia4b9.com
