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:
Engine Control Module
Overview - Engine Control Module
1 - Bolt
9 Nm
2 - Mount
For the Engine Control Module -J623-
3 - Engine Control Module -J623-
Before replacing perform the "01 - mechanical engine, functions"
listed adaptation using the Vehicle Diagnostic Tester.
Removing and
Transmission Fluid Circuit
Overview - Transmission Fluid Circuit
1 - Plug/Plugs
For the ATF check and fill hole -item 1-
→ Item
2 - Plug
35 Nm
Replace after removing
For the transmission fluid inspection and fill hole
3 - Transmission Fluid Pump (MTF Pump)
With seal welded on
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