2003 Audi A8 Quattro Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2003 Audi A8 Quattro

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2003 Audi A8 Quattro Problems

Overheating Due to Failing Thermostat

The thermostat may erratically stick open or closed. The can result in illumination of the Check Engine Light and/or engine overheating.

Oil Leak From Transmission Output Shaft Seal

A fluid leak may develop from the propeller shaft seal on the rear of the transmission. Our technicians tell us that replacing the seal will commonly correct this concern.

Premature Wear in Multi-Link Suspension Components May Cause Noise

Premature wear in various multi-link suspension components can cause noises that are difficult to diagnose. Worn suspension parts can also cause uneven tire wear and create steering alignment problems.

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2003 Audi A8 Quattro Questions

Where is the daytime running light module located? (1 answer)

Have lost all running lights, but flashers, brakes, back up all work fine. Also lost "lights on" alarm, so assume control module. No current to fuses.

Check engine came on 2 days ago, checked all fluids, OK. Running smooth, BUT... (1 answer)

When I press the CHECK button and it runs thru its' routine, highlights "Rear Lights" as problem. Changed fuses which looked "scarred" but still no rear or side running lights?? Car has 79,000 miles, and plugs oil were done recently, so ??? Brake lights, back up work, fron...

Condensation from A/C in leaking into cabin cabin, constant gurgling (3 answers)

Just started a week ago, live in FL and when I turn hard left\right water leaks onto feet. Thank you kindly

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2003 Audi A8 Quattro Recalls

Recall 08V397000
VOLKSWAGEN IS RECALLING 13,900 MY 1996-2003 AUDI A8 VEHICLES EQUIPPED WITH A 5-SPEED AUTOMATIC TRANSMISSION. THE LOCKING CABLE MAY MOVE OUT OF POSITION OVER TIME. WITH THE LOCKING CABLE OUT OF POSITION, THE SHIFTER CAN BE MOVED OUT OF THE "PARK" POSITION EVEN IF THE IGNITION KEY IS NOT IN THE I...

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