2008 Audi A4 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2008 Audi A4
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2008 Audi A4 ProblemsRattling From the Transmission May Be Heard When Engine is Cold
The flywheel for the 2006-2008 Audi A4 2.0L Turbo is a non-conventional "Dual Mass" flywheel. It is known to make light rattling noise when the engine is cold, and should subside once the engine temperature raises. If the rattle doesn't go away when the engine warms, the flywheel may have failed.
If the dual mass flywheel has failed, the only solution is to replace the flywheel.
The Cabriolet convertible top mechanism can fail due to hydraulic fluid leaks. The fluid reservoir is a common failure.
2008 Audi A4 QuestionsHow do I reset my slip indicator dashboard light? (1 answer)
It came on yesterday, when I was driving on a heavily cendered road, but it did not go off after I got back on good pavement.
when to change engine coolant
2008 Audi A4 RecallsPassenger Frontal Air Bag Inflator Ruptures On Deployment
The passenger frontal air bag inflator may rupture on deployment, causing metal fragments to come through the air bag and injure occupants. Dealers will replace the passenger frontal air bag inflator free of charge to resolve the concern.
The air bag control unit may corrode and fail. Dealers will replace the air bag control unit free of charge to resolve the concern.
The driver's frontal air bag inflator may deploy the air bag with excessive pressure, resulting in the inflator rupturing and causing metal debris to be sprayed onto vehicle occupants. Dealers will replace the driver's frontal air bag inflator free of charge to resolve the concern.