Audi S5

Summary of Safety Event: While traveling at highway speeds with active traffic behind me, the vehicle’s Advanced Driver Assistance Systems (ADAS) suffered an un-commanded, severe phantom braking event. The vehicle aggressively engaged the emergency service brakes and decelerated rapidly with absolutely no obstacles, pedestrians, or vehicles ahead. This sudden, violent deceleration created an immediate and high-risk rear-end collision hazard.Cascading Component Failures:In tandem with the…

The Lane Keep Assist system will randomly attempt to steer into the shoulder or oncoming lane. This requires rapid correction from the driver to maintain travel within the lane. The most recent incident attempted to steer the vehicle into an oncoming school bus. Multiple repair attempts have been made by three dealers, the third of which performed a camera cleaning and ADAS calibration which was not covered under either the new vehicle warranty or the extended service contract despite…

The contact owns a 2014 Audi S5. The contact stated that after starting the vehicle, there was a Control Area Network (CAN) bus system unit TCM error, power brake, and engine failure. The TPMS warning light was illuminated. The dealer was contacted and was unable to determine the cause of the failure. However, the dealer wanted to replace the CAN bus unit. The vehicle was not repaired. The manufacturer was made aware of the failure. The failure mileage was 70,662.

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…

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…

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.

Since the day of delivery, this 2025 Audi S5 has experienced daily electronic and safety system failures. At least once per day, on startup, the vehicle throws 10 or more warning codes disabling safety-critical systems including blind spot monitoring, lane departure warning, forward collision avoidance, rear traffic alert, and adaptive lighting. These failures occur without warning and persist for varying durations before clearing on their own. Additionally, on 5 occasions the adaptive cruise…

The contact owns a 2025 Audi S5. The contact stated that while driving at an undisclosed speed, the vehicle lost automotive power. There was no warning light illuminated. The vehicle failed to respond while attempting to drive. The vehicle was restarted after the failure. The vehicle was taken to the dealer; however, the vehicle was not diagnosed or repaired. The manufacturer was made aware of the failure and informed the contact that the issue could be related to a lane switch failure. The…

when starting vehicle every three or four days all safety systems fail and takes anywhere from one hour to 12 hours to reset. This forces me to drive vehicle without any safety systems i.e fwd collision, rear traffic alert, lane assist , side view mirror alerts, heads up display adaptive lighting. DEALER claims there is no fix at present and cannot repair until Manufacturer finds solution to software problem. This has happened on numerous occasions