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 OPERATIONRADIO SYSTEM OVERVIEW
2012 Audi A4 2.0T Avant Quattro
Radio System Overview
2012 Audi A4 2.0T Avant QuattroSECTION Radio System Overview
- Radio, telephone, navigation system antenna -R52- (satellite antenna -R170-) roof antenna
- Rear Window Antenna 1 -R130- inside the rear window
- Antenna -R11- inside the left side window
- Antenna amplifier 3 -R112- behind the left C-pillar trim
- Front Information Display Control Head -J685- inside the instrument panel
- Radio -R- inside the instrument panel
- Sound Systems
- Antenna amplifier -R24- behind the top rear lid trim panel
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.