Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
MMI Overview, Through 10.31.2008
2012 Audi A4 2.0T Avant QuattroSECTION MMI Overview, Through 10.31.2008
- Multifunction Steering Wheel
- Overview, refer to MULTIFUNCTION STEERING WHEEL .
- Steering Column Electronic Systems Control Module -J527-
- On steering column at steering column switches
- Data Bus On Board Diagnostic Interface -J533-
- Behind the glove compartment on the left side
- CD Changer -R41-
- In instrument panel
- Radio -R-
- With Speech Input Control Module -J507-
- Behind the luggage compartment left side trim
- Pin assignment Speech Input Control Module -J507-, refer to HARNESS CONNECTOR OF SPEECH INPUT CONTROL MODULE -J507- .
- Removing and installing Speech Input Control Module -J507-, refer to SPEECH INPUT CONTROL MODULE -J507- THROUGH 10.31.2008 .
- Navigation System With CD Drive Control Module -J401-
- Behind the luggage compartment left side trim
- Front Information Display Control Head Control Module -J523-
- Behind instrument panel
- Telephone Transceiver -R36-
- Under the right front seat
- Digital Sound System Control Module -J525-
- Behind the luggage compartment left side trim
- Sound Systems
- Microphone Unit in Front Roof Module -R164-
- Overview, refer to MICROPHONE UNIT IN FRONT ROOF MODULE -R164-, THROUGH 10.31.2008 .
- CAN Bus (Comfort)
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.