Audi A4: Electrical System
Audi A4 (B9) 2016-2026 Service Manual / Electrical System
- Communication
- Infotainment System
- Sound System
- Antenna Systems
- Telephone System
- Navigation System
- Rearview Camera System
- Multifunction Steering Wheel
- Connection for External Multimedia Devices
- Rear Seat Entertainment System (RSE)
- Peripheral Camera
- Mobile Online Services
- Electrical Equipment General Information
- Battery, Starter, Generator, Cruise Control
- Windshield Wiper/Washer System
- Exterior Lights, Switches
- Interior Lights, Switches
- Wiring
- Radio Installation Instructions
READ NEXT:
Overview - Infotainment System
Overview - Infotainment System, MMI Radio Plus, 18E
Information Electronics Control Module 1 -J794- with
integrated CD player/SD card reader in the glove compartment
Multimedia System Control Head
SEE MORE:
TV Antenna Amplifier 1 -R82-, Removing and Installing, Sedan
The TV Antenna Amplifier 1 -R82- is located at the lower
right of the D-pillar.
Removing
- Turn off the ignition and all electrical equipment and
remove the ignition key.
- Remove the D-pillar trim panel. Refer to
→ Body Interior; Rep. Gr.70; Vehicle Interior Trim Panels
Hydraulic Pressure Sensor 1 -G545- and Hydraulic Pressure Sensor 2 -G546-,
Removing and Installing
Note
The Mechatronic remains installed.
WARNING
The system is under pressure.
The electronic ATF pump must be deactivated every
time before opening the transmission, and the hydraulic
pressure reservoir is drained.
Refer to
→ Chapter "ATF Pump, Deactivating and Draining
© 2019-2026 Copyright www.audia4b9.com
