2005-2026 · 4 model years

Audi A6 Sedan Problems by year

Owners have filed 107 complaints about the Audi A6 Sedan across 4 model years, and it has 0 recalls. The 2026 has the most complaints once its age is allowed for (7), while 2024, 2025 have far fewer than a typical year. The most reported problem area is the airbags, followed by the electrical system.

Share your A6 Sedan experience Compare years

Most complaints for its age20267 complaints · 0 recallsSee the 2026

Complaints: 107
Recalls: 0
Crashes: 2
Fires: 2
Injuries: 2
Deaths: 0

A6 Sedan complaints by model year

2005 2024 2025 72026

Highlighted: the year with the most complaints for its age. Older vehicles have had more time to collect complaints - the Safety Index grade allows for that.

Year	Complaints	Crashes	Fires	Top problem	Grade
2026	7	1	0	Electrical system	D
2025	6	0	0	Body, doors & structure	A
2024	3	0	0	Brakes	A
2005	91	1	2	Airbags	D

Most common A6 Sedan problems

Latest A6 Sedan complaints

2026 Audi A6 Sedan Electrical system Airbags Body, doors & structureCrash1 injury

The contact owns a 2026 Audi A6. The contact stated that while driving in stop-and-go traffic, a second vehicle reversed and struck the front end of the contact's vehicle. During the crash, the driver's side front air bag failed to deploy. The contact sustained a neck injury that required medical treatment. A police report was taken at the scene. Following the crash, several safety-related failures occurred while operating the vehicle, including an illuminated air bag warning light, an "SOS system not available"...

Read the full complaint

warning message, a malfunctioning seat belt restraint that failed to properly secure the driver, and a trunk lid that failed to latch properly. The vehicle was taken to the dealer, who was unable to determine the cause of the failures. The manufacturer was notified of the failures. The failure mileage was 21,002.

2024 Audi A6 Sedan Brakes

The brake vacuum is leaking and it makes the brake hard when the car is off, as soon as I start the car after pushing the brake hard enough, the brake pedal returns to its normal state. I am concerned that if something happens to the break while I am driving, this is very risky. I went to the dealer four times and they are always telling me that the car is normal but before it didn't have this problem. So the problem is not confirmed by the dealer. Also I have another Audi a6 same model that doesn't have this problem.

2025 Audi A6 Sedan Fuel system

I am the lessee of a 2025 Audi A6 e-tron, VIN [[redacted]], leased new from McGrath Audi in [redacted]. The vehicle has been defective continuously since delivery and is currently inoperable. Current defect. After Audi applied software update campaign KT2, the vehicle will no longer accept a charge from any source. It will not charge on Level 1 at home, will not charge on my Level 2 home charger, and will not charge at Electrify America DC fast chargers. All three worked before the update. Because this is a...

Read the full complaint

battery electric vehicle, a vehicle that cannot charge cannot be driven. Audi has not provided a fix, a workaround, or a date by which a fix will exist. The defect was introduced by Audi's own software and is not attributable to my charging equipment, my electrical service, or my usage. Prior defects. The power trunk/liftgate has failed repeatedly with a recurring dash warning light. It has been presented for this same defect on [X] separate occasions and has never been permanently repaired. It failed again after the most recent repair. I reported this in writing to Audi Customer Care on [redacted] and again on [redacted]. [Add any other defects and dates.] Days out of service. The vehicle has been out of service for warranty repair for approximately [X] cumulative business days in thirteen months of a lease. A dated log of every visit, with repair order numbers, is attached. Prior attempts to resolve. I escalated in writing to Audi Customer Care on [redacted] and [redacted], requesting either a permanent repair or a replacement vehicle. Multiple tickets were opened with both McGrath Audi and Audi Customer Care. None produced a permanent repair. I most recently escalated on [Since [redacted]], requesting repurchase and a manufacturer-paid loaner. [State Audi's response, or "Audi did not respond substantively."] Effect on me. This is my only vehicle and I depend on it for work. I have made every lease payment on time INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

2024 Audi A6 Sedan Driver assistance

The contact owns a 2024 Audi A6. The contact stated that while driving at various speeds, the vehicle had experienced phantom braking, causing the vehicle to violently and abruptly stop in the middle of the road. The contact stated that the failure had occurred on several occasions, including while making a left turn in the middle of an intersection, and once while making a left-hand turn into the driveway. Additionally, on one occasion, the failure occurred and almost caused a second vehicle to crash into the rear...

Read the full complaint

of the vehicle. The vehicle was taken to the local dealer on several occasions, but the cause of the failure was not yet determined. The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was 36,000.

2026 Audi A6 Sedan Brakes Driver assistance

This report is on a new vehicle. The incident occurred within one week of purchase. While driving on a freeway at constant speed, with the closest vehicle in front of me approximately 25 yards away and with no warning, the car slammed on the brakes in an emergency fashion and aggressively tightened the seat belt shoulder harness. This was followed by a notice "emergency call cancelled". It is clear that the Audi pre sense malfunctioned and caused the system to think a rear end collision was imminent, when clearly...

Read the full complaint

it was not. The internet is littered with complaints about this. Fortunately, this did not result in an accident, but I would classify it as a near miss safety incident since if someone had been close behind me it likely would have resulted in a rear end collision. I have reported this to the Audi dealer that I purchased it from. Given that I haven't had a car accident in forty years, I consider this system more of a safety hazard than a help.

2024 Audi A6 Sedan Transmission & drivetrain

The contact owns a 2024 Audi A6. The contact stated that while driving at an undisclosed speed, the vehicle suddenly came to an abrupt stop. The contact stated that everything turned off except for the instrument panel, which displayed an accident warning light. The vehicle was not in a crash, but all the features became inoperable. The vehicle was able to be restarted and driven. The dealer was notified of the failure and acknowledge the failure. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was 34,034.

Questions about the Audi A6 Sedan

Which Audi A6 Sedan years have the most problems?

By the number of complaints owners filed with NHTSA: 2005 (91), 2026 (7), 2025 (6). Allowing for how long each has been on the road, the 2026 stands out most. Complaint counts also rise with sales, so compare years of the same model rather than different models.

What are the most common Audi A6 Sedan problems?

Across every model year, owners report problems with the airbags (45), electrical system (23), brakes (12) most often.

How many recalls does the Audi A6 Sedan have?

NHTSA lists no recalls for any Audi A6 Sedan model year on file.

Source: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked daily. Complaints are owners' own reports and are not verified. How we use the data