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 DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTCOMMUNICATION DEVICESCOMMUNICATION (AVANT)91 COMMUNICATIONDESCRIPTION AND OPERATIONTELEPHONE SYSTEM AND COMPONENT OVERVIEWSCELL PHONE PREPARATION PRELIMINARY SETUP OVERVIEW
2012 Audi A4 2.0T Avant Quattro
Cell Phone Preparation Preliminary Setup Overview
2012 Audi A4 2.0T Avant QuattroSECTION Cell Phone Preparation Preliminary Setup Overview
- Radio, telephone, navigation system antenna -R52- roof antenna
- Microphone unit in front roof module -R164- inside the front interior lamp -W1-
- Radio -R- /digital sound system control module -J525-
- Sound Systems
- Terminal 15
- Terminal 30
- Terminal 31
- 18-pin connector (T18a) in the center console
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.