One problem related to check engine light on has been reported for the 2005 Audi A6. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2005 Audi A6 based on all problems reported for the 2005 A6.
Driving 55 mph on the express way and the engine shut off completely. The car stalled until it came to a complete stop. The esp light and engine light came on. Restarted the car and problem continue 4 times. After the 4th attempt, I managed to get the car to the side of the road. After waiting several minutes, I restarted the car. The car still feel at times as if its going to stall.
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