NHTSA Data Explorer

Audi A6 Quattro

Data refreshed August 8, 2026

Select a model year to filter results to that year of the Audi A6 Quattro.

Complaints

1,647

Active records

Recalls

57

Active records

TSBs

4,698

Active records

Filing history

Monthly totals over the last 20 years. Click a legend item to show or hide that series.

Reported severity

Based on consumer complaints filed since 2000. Recalls and TSBs do not include severity data.

Deaths

3

Injuries

63

Crashes

62

Fires

71

Top reported issues — Audi A6 Quattro

Click a category to expand its values.

Condition issue

353

Operating state

327

Reporting mechanism

310

Safety restraint issue

186

Fluid issue

178

Driver assistance issue

161

Thermal issue

155

Engine behavior

122

Braking behavior

91

Performance issue

91

Electrical issue

72

Lighting behavior

72

Vibration/harshness

66

Transmission/drivetrain behavior

65

Steering behavior

64

Smell

56

Noise

54

Starting behavior

52

Safety restraint behavior

43

Powering on/off behavior

41

Access/entry issue

35

Infotainment behavior

25

Wiper/washer behavior

18

HVAC behavior

16

Recent change

15

Ride/handling behavior

10

Communication/network issue

2

Electrified system issue

2

Recent filings

The 10 most recent filings for each type.

2026 AUDI A6

Filed Jul 31, 2026


vehicle was put into gear and lost propulsion . Then all adas warning lights illuminated. This is the second time this has happened

2015 AUDI A6

Filed Jul 24, 2026


1 injured
Crash

The contact's sister owns a 2015 Audi A6. The contact stated that while his sister was driving 35 MPH, the vehicle crashed into the rear of a Toyota 4Runner. The driver sustained injuries to the chest and neck and had back pain. Medical attention was not provided. The front bumper and frame, and hood were damaged. The air bags failed to deploy. The vehicle was towed to a tow lot. There was no Police report filed. The drivers exchanged information. The local dealer was not contacted. The vehicle…

2014 AUDI A6

Filed Jul 22, 2026


On XXX my 2014 Audi A6 failed to accelerate on a parkway. An EPC light appeared. I restarted. It reappeared and car was slow and shaky. I took right to nearest Audi dealership. The next day, they sent this video, admitting a common problem, and suggesting full engine replacement. [XXX] I have contacted Audi of America, Audi of Huntington and Audi of Manhattan. All refusing to help with our faulty engine. Further investigation shows so many cases on Audizone, North Anerican Audi Owners…

2025 AUDI A6

Filed Jul 8, 2026


The contact owns a 2025 Audi A6. The contact stated that while parked, the vehicle locked independently, trapping the driver and passengers inside. The failure occurred repeatedly; during the first two occurrences, unknown warning lights illuminated. The vehicle was taken to the dealer, where a locking mechanism failure was diagnosed, and the vehicle was repaired; however, the failure persisted. The manufacturer was made aware of the failure. The contact stated that the vehicle was waiting to…

2019 AUDI A6

Filed Jul 8, 2026


My 2019 Audi A6 was diagnosed with catastrophic internal engine failure on May 9, 2026 at Audi of Newton, Newton, NJ, at 93,645 miles. The vehicle required a full engine rebuild performed by REV Auto NJ at a cost of $12,000. The failure involved metal debris found in the engine oil, consistent with the documented EA839 3.0L V6 TFSI rocker arm needle bearing failure or piston skirt failure affecting this engine family. The EA839 engine used in this vehicle has a documented history of design…

2017 AUDI A6

Filed Jun 27, 2026


My power steering went out & then all of a suffen I was driving & my steering wheel would not move my wheels

2026 AUDI A6

Filed Jun 22, 2026


Drive Train suffered a life threatening loss of propulsion on a main highway . My safety was at risk due to the losing propulsion leaving me in the middle of the highway in an unsafe vehicle. Multiple communication-module fault codes. Dealer has acknowledged these issues. there were warning lights and multiple messages after .

2011 AUDI A6

Filed Jun 15, 2026


The car throw a EPC warning light which cause the car to go n limp mode. With doing research ot has to do with the transmission. This cause the car to drive sluggish unable to reverse at times unable to take the car out of park at times. It also cause the car to randomly shut off when reversing or at times when im sitting at a light n i begin to drive the car can randomly shut off at times. Which in my open is unsafe because what if the the person behind me isnt payimg attention and i get rear…

2019 AUDI A6

Filed Jun 15, 2026


I recently brought my 2019 A6 to Nyack Audi for an unrelated repair, after performing their complimentary inspection the service advisor told me my water pump was leaking coolant into the vacuum hose system; and the pump, PCV valve, sensors, solenoids and vacuum hose system need to be replaced, costing $6,186. My A6 was out of warranty at that point, so Audi would not pay for the $6,186 in repairs. Engine coolant purportedly leaks into the vacuum system and other electrical components,…

2021 AUDI A6

Filed May 15, 2026


My 2021 Audi A6 produces a strong mold and mildew odor from the HVAC/air conditioning system. The smell occurs consistently after the air conditioning is turned off and persists when entering the vehicle. The issue appears to originate from mold growth on the evaporator coil or dampers, likely caused by moisture accumulation and inadequate condensate drainage in the HVAC system. The vehicle was inspected and treated at an authorized Audi dealership; however, the treatment did not resolve the…

Data sourced from NHTSA's public datasets. Issue classifications are generated by Repair Surge. About this data.

Updated August 8, 2026. Refreshed nightly.