Audi A5 Quattro

The MMI infotainment head unit reboots spontaneously and repeatedly while the vehicle is in operation. The screen freezes, goes black, and restarts, reliably within 7-8 minutes of completing the previous boot. This repeats continuously for the duration of any drive. I have verified this is not related to a connected phone. I tested with three different phones on three different operating systems, and with no phone connected and powered off entirely. The reboot cycle occurs identically in all…

The contact owns a 2024 Audi A5. The contact stated that while driving at an undisclosed speed, the vehicle lost motive power with an unknown warning light illuminated. The vehicle was towed to the dealer, and the parking brake actuator was replaced; however, the failure persisted. Additionally, the brake pedal was loose while depressed. The vehicle was towed back to the dealer, where the parking lock solenoid (N486) was replaced; however, the dealer was unable to duplicate the loose brake…

I am reporting a severe, systemic, and undiagnosed electrical defect that compromises vehicle safety and control. The manufacturer’s authorized repair facilities and corporate Technical Assistance Center (TAC) have explicitly documented that their factory test plans are inconclusive and they cannot isolate the root cause of the failures. The primary symptom is the catastrophic failure of the climate control/defrost system, which intermittently stops cooling and blows hot/ambient air.…

The contact owns a 2025 Audi A5. The contact stated that while driving approximately 45-50 MPH, the vehicle suddenly decelerated without warning to approximately 20 MPH. The contact activated the hazard lights and safely maneuvered the vehicle onto the shoulder of the roadway. The vehicle remained stopped for approximately five minutes before restarting the vehicle. After restarting the vehicle, the vehicle operated normally, and the contact was able to drive to the residence. The contact…

I was making a left hand turn at an intersection with no cars in immediate proximity to my car and the emergency braking system activated violently causing the car to shut off. The pre sense light came on the dashboard. This happened 3 different times. I went to Freehold Audi and they stated the pre sense was doing its job. I reported this to Audi Headquarters last week and a report was written. Other electrical issues started happening, the lane change sensor was going off randomly, the…

The contact owns a 2024 Audi A5. The contact stated that while the vehicle was parked, and started, the vehicle unexpectedly surged forward. The contact stated that occasionally the vehicle started independently without driver input. Additionally, the air condition was blowing warm air instead of cold air. The dealer was notified of the failure; however, the vehicle was not diagnosed or repaired. The manufacturer was notified of the failures. The approximate failure mileage was 16,581.

NHTSA Safety Complaint DraftVehicle Information:Year/Make/Model: 2013 Audi S5 Premium Plus CoupeVIN: [XXX]: Power Train / Transmission (7-Speed Dual-Clutch S-Tronic / DSG)Description of Safety Defect:I am writing to report a severe, recurring safety defect regarding the 7-speed dual-clutch transmission in my 2013 Audi S5. The vehicle is experiencing catastrophic transmission issues, including sudden power loss, violent juddering, erratic shifting, and abruptly entering limp mode without…

driving vehicle down the highway with the cruise control on and it will suddenly slam on the brakes. decreasing the speed rapidly almost causing a rear end accident. Has been brought to drealer for repairs 5 times with no results still does it . to;d repair coming in 3rd quater of 2026 vehicle is dangerous to drive appears to be a problem with these cars do not believe ours is a isolated condition. feel vehicle should not be driven on road Does not give any indication that its going to happen…

all driver assistance features shut down randomly when starting vehicle for at least 45 minutes. had to drive vehicle without safety features to get home. without lane assist-fwd collision-side collision alert-rear traffic alert etc make vehicle difficult to drive and could result in accident. Dealer and Audi are aware of problem have tried to fix twice and tell me at present there is no fix. possible software update in future? Vehicle has not been inspected by insurance or anyone other than…

Odometer Fraud. The contact purchased a 2019 Audi S5. It was discovered that there was a mileage discrepancy. The vehicle was a private sale. At the time of purchase, the vehicle mileage was 47,796 at the time of registration. The Carfax report, bill of sale and title showed the mileage as 47, 796. it was discovered that the mileage was 75,600 after changing the battery. The BBB and Consumer Protection Agency were contacted.