Audi A4: Communication
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
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
Component Location Overview - Infotainment System
1 - Bracket
2 - Information Electronics Control Module 1 -J794-
Connector assignment. Refer to
→ Wiring diagrams, Troubleshooting & Component locations.
Removing an
SEE MORE:
Steering Column, Checking for Damage
Visual Check
Components of the steering column must not show any
indications of damage.
Function Test
The steering column must turn without catching or difficulty
of movement.
The steering column must adjust easily from side to side and
vertically (this test is only possible when installed)
ATF Circuit
Overview - ATF Circuit
Caution
Risk of damaging the transmission.
Remove all the plugs on the ATF lines and on the
transmission that were installed during removal.
The ATF cooling function will not work and the transmission
will be damaged if the plugs are forgotten.
WARNING
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