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What 20 owners told NHTSA about the 2014 Audi S6

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (20)Crash / fire / injury (2)Engine (14)Fuel system (3)Suspension (3)Steering (2)Transmission & drivetrain (2)Driver assistance (1)Electrical system (1)Engine & cooling (1)Lights (1)

2 of 20 complaints match · crash/fire/injury only · clear filters

Jun 24, 2019Transmission & drivetrainEngineFuel system1 injury

TURBO FAILURE - CAR STALLED WHILE SLOWING ON A MAJOR INTERSTATE, CAUSING MULTIPLE NEAR-COLLISIONS. AUDI IS AWARE OF THE ISSUE AND THE DANGERS OF THE FAILURE, BUT HAS NOT ISSUED A RECALL, EVEN THOUGH THEY HAVE ISSUED MULTIPLE TECHNICAL SERVICE BULLETINS REGARDING THE ISSUE AND ADMITTING TO FAULTY PARTS CAUSING THE FAILURE. IT IS ONLY A MATTER OF TIME BEFORE SOMEONE IS INJURED OR WORSE DUE TO LOSING CONTROL OF THE VEHICLES ACCELERATION AND USE OF ENGINE.

NHTSA ODI 11222281

Jan 21, 2014Lights1 injury

I WAS DRIVING BEHIND AN AUDI S6 (ONE OF THE NEWER MODELS WITH FULL LED LIGHTING) AT NIGHT. I FOUND ITS LED BRAKE LIGHTS BLINDINGLY BRIGHT. THE DRIVING LIGHTS ARE VERY BRIGHT BY THEMSELVES, BUT THEY'RE BORDERLINE TOLERABLE, HOWEVER BRAKE LIGHTS WHEN THEY COME ON ARE EXTREMELY BRIGHT - I COULD NOT LOOK AT THAT CAR WHEN DRIVING BEHIND IT, IT WAS TOO PAINFUL TO LOOK AT. I HAD TO TAKE MY EYES OFF THAT CAR AND OFF THE ROAD AHEAD OF ME AS A RESULT OF THIS FOR EXTENDED PERIODS OF TIME. I COULD NOT HAVE THOSE TAILLIGHTS WITHIN MY FIELD OF VISION, THEY HURT EVEN WHEN I TRIED TO LOOK AWAY FROM THAT AUDI. I DO NOT FEEL SAFE DRIVING BEHIND NEW AUDIS AND OTHER CARS THAT USE EXTREMELY BRIGHT LED TAILLIGHTS. I COULD HAVE CRASHED BECAUSE WHEN I WAS SLOWING DOWN BEHIND THAT AUDI THAT LIT UP ITS TAILLIGHTS WHEN BRAKING I COULD NOT LOOK AHEAD ON THE ROAD AND AT THE CAR. I HAD TO BRAKE BLINDLY WHILE BRIEFLY LOOKING UP FOR A MILLISECOND OR TWO (AND SUFFERING EYE PAIN) NOW AND THEN TO ENSURE I WASN'T GOING TO CRASH INTO IT. I WAS NOT ABLE TO CONSTANTLY MAINTAIN THE AUDI IN FRONT OF ME WITHIN FIELD OF SIGHT DUE TO SEVERE EYE PAIN IT CAUSED ME. IS THERE A LAW THAT MANDATES A SAFE LIGHT OUTPUT BY THE HEADLIGHTS? BECAUSE I FIND LED TAILLIGHTS IN GENERAL PAINFULLY BRIGHT TO VARYING DEGREE AMONGST DIFFERENT CARMAKERS, WITH AUDI HAVING THE MOST SEVERELY PAINFUL BRIGHTNESS (SIMILAR TO LOOKING AT THE SUN). *TR

NHTSA ODI 10560763

Working with the data? Download all 20 complaints as CSV · fetched from NHTSA July 20, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2014 Audi S6 verdict →