One problem related to engine failure has been reported for the 2012 Audi A6. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2012 Audi A6 based on all problems reported for the 2012 A6.
The contact owns a 2012 Audi A6. While driving approximately 60 mph, the vehicle suddenly reduced speed to approximately 15 mph and an unknown message was displayed. The vehicle was taken to Audi north atlanta (11505 alpharetta hwy, roswell, GA) where it was diagnosed that the engine cylinders failed. The vehicle was repaired. The vehicle later experienced frequent failures to start and was taken back to the dealer where it was again diagnosed with engine failure. The vehicle was repaired. In addition, the passenger side air bag sensor would illuminate while operating the vehicle, which was a safety concern. The failure was not diagnosed or repaired. The manufacturer was notified of the failure. The failure mileage was 80,000.