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.
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HOMESERVICE MANUALSAUDI2012A4 2.0T AVANT QUATTROREPAIR AND DIAGNOSISELECTRICALHORNSCOMMUNICATION (AVANT)91 COMMUNICATIONDESCRIPTION AND OPERATIONSPEECH CONTROL SYSTEM OVERVIEWS AND CONNECTORSMMI OVERVIEW, FROM 11.03.2008
2012 Audi A4 2.0T Avant Quattro
MMI Overview, From 11.03.2008
2012 Audi A4 2.0T Avant QuattroSECTION MMI Overview, From 11.03.2008
- Front Information Display Control Head -J685-
- In the center of the instrument panel
- Multimedia System Control Head -E380-
- In center console
- Information Electronics Control Module 1 -J794-
- In instrument panel
- For connector assignment, from 11.03.2008, refer to MMI OVERVIEWS AND CONNECTORS, FROM 11.03.2008Β .
- Removing and installing, refer to INFORMATION ELECTRONICS CONTROL MODULE 1 -J794-Β .
- Data Bus On Board Diagnostic Interface -J533-
- Behind the glove compartment on the left side
- Steering Column Electronic Systems Control Module -J527-
- On steering column at steering column switches
- Multifunction Steering Wheel
- Overview, refer to 4-SPOKE STEERING WHEEL OVERVIEW, FROM MY 13Β .
- Digital Sound System Control Module -J525-
- Behind the luggage compartment left side trim
- Radio -R-
- Behind the luggage compartment left side trim
- TV Tuner -R78-
- Not available in the NAR market
- CD Changer -R41-
- In the glove compartment
- Microphone Unit in Front Roof Module -R164-
- Overview, refer to MICROPHONE UNIT IN FRONT ROOF MODULE -R164-, FROM 11.03.2008Β .
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.