One problem related to electrical system has been reported for the 2021 Audi A5. The most recently reported issues are listed below.
The contact owns a 2021 Audi q5. The contact stated that while driving at 5 mph, after shifting from reverse to drive the vehicle lost all power. The contact stated that various warning lights illuminated during the failure. The vehicle was unable to restart. The vehicle was towed to the dealer where the failure was diagnosed as the gateway under the rear seat was wet. The gateway and battery needed replacement. The vehicle was repaired. The manufacturer was notified of the failure by the dealer. The contact stated that the water damage was caused by the vehicle however, the contact stated that she did not cause the failure. The approximate failure mileage was 3,500.