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 MANUALSAUDI2006A4 QUATTRO SEDAN (8EC) V6-3.2L (BKH)REPAIR AND DIAGNOSISACCESSORIES AND OPTIONAL EQUIPMENTENTERTAINMENT SYSTEMSENTERTAINMENT SYSTEM CONTROL MODULESERVICE AND REPAIR
2006 Audi A4 Quattro Sedan (8EC) V6-3.2L (BKH)
Entertainment System Control Module: Service and Repair
2006 Audi A4 Quattro Sedan (8EC) V6-3.2L (BKH)SECTION Service and Repair
Radio/Navigation Display Control Module, RNS Low Navigation
Special tools, testers and auxiliary items required
• Radio Removal Tool (T10057)
- If control module is replaced, select "Replacement" function for appropriate control module in "Guided Fault-Finding" routine.
Use the Vehicle Diagnosis, Testing and Information System (VAS 5051) to do so.
- Turn off all electrical consumers.
- Remove ignition key.
Removing
- Place Radio Removal Tool (T10057) - arrows - in release slits on Radio/Navigation Display Control Module (J503) until they engage. Points on grip eyes face outward.
- Remove Radio/Navigation Display Unit Control Module (J503) from instrument panel using grip eyes on Radio Removal Tool (T10057).
- Release connectors on Radio/Navigation Display Control Module (J503) and remove it.
- Remove Radio Removal Tool (T10057) by pressing locking tabs on Radio/Navigation Display Control Module (J503).
Installing
- Connect all harness connectors.
- Carefully slide Radio/Navigation Display Control Module (J503) into instrument panel and allow it to engage in installation frame.
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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.