Audi, A6, C6, 3.2 FSI Quattro (2004-) Common Issues
1. Rust on door sills and wheel arches
Occurrence: 80%Cost to repair: $1200Symptoms:
Visible rust or corrosion on door sills, wheel arches or other metal components
2. Faulty VDO instrument cluster
Occurrence: 20%Cost to repair: $800Symptoms:
Display issues, faulty gauges or malfunctioning display screen
3. Oil leaks from cylinder head bolts
Occurrence: 40%Cost to repair: $600Symptoms:
Blue oil spots under the engine, excessive oil consumption
4. Faulty ASH (Air Suspension Height) system
Occurrence: 30%Cost to repair: $1000Symptoms:
Uneven ride height, air suspension light on dashboard
5. Transmission solenoid pack failure
Occurrence: 15%Cost to repair: $900Symptoms:
Slipping or hesitation when shifting gears
6. Faulty Mass Airflow Sensor (MAF)
Occurrence: 25%Cost to repair: $300Symptoms:
Poor engine performance, rough idling
7. Rear main seal failure
Occurrence: 18%Cost to repair: $700Symptoms:
Oil leaks from the rear of the engine
8. Faulty Electronic Throttle Control (ETC) system
Occurrence: 12%Cost to repair: $800Symptoms:
Sticking or unresponsive throttle pedal
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