Most common 2026 Audi A6 problems
Share of the 7 complaints; one complaint can involve more than one system. "~" is the median mileage when the problem started.
Audi A6 complaints by model year
Best A6 years: 2022, 2018, 2011. Years to avoid: 2019, 2012, 2016, 1999, 1998. Compare all years →
What 2026 Audi A6 owners say
Electrical system
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" 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.
While driving yesterday, the MMI reset and included the dashboard. The dash completely froze for a couple minutes(including the speedometer), and then the whole system blacked out and restarted. There has been a check engine light on since I got the car in December. Havent been able to get a service appointment with a loaner. Also since new, adaptive cruise control works intermittently with a warning that a door is open(when all doors are completely closed).
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 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. …
While driving yesterday, the MMI reset and included the dashboard. The dash completely froze for a couple minutes(including the speedometer), and then the whole system blacked out and restarted. There has been a check engine light on since I got the car in December. Havent been able to get a service appointment with a loaner. Also since new, adaptive cruise control works intermittently with a warning that a door is open(when all doors are completely closed).
2026 Audi A6 engines & fuel economy
| Engine | Transmission | Drive | MPG city / hwy / combined |
|---|---|---|---|
| 3.0L 6-cyl turbo hybrid | 7-speed dual-clutch | AWD | 21 / 30 / 24 |
| 3.0L 6-cyl turbo | 7-speed dual-clutch | AWD | 20 / 29 / 23 |
EPA ratings. Class: Wagon.
Frequently asked questions
Is the 2026 Audi A6 a good car?
Based on 7 owner complaints filed with NHTSA, the 2026 A6 rates few complaints: 2.0× as many complaints as a typical year of the A6 at the same age. Complaint counts don't account for sales volume or individual maintenance, so have any used car inspected before buying.
What is the most common problem with the 2026 Audi A6?
The electrical system — 5 complaints, 71% of all complaints for this model year. Next are the driver assistance (4) and fuel & propulsion system (2).
How many recalls does the 2026 Audi A6 have?
NHTSA lists no recalls for the 2026 Audi A6. You can still confirm with your VIN using our VIN recall check.
What are the best and worst years of the Audi A6?
The best years by complaints, compared at the same age, are 2022, 2018 and 2011. Years to avoid or approach with caution: 2019, 2012, 2016, 1999 and 1998. See the full Audi A6 years comparison.
At what mileage do 2026 Audi A6 problems happen?
The median mileage reported in complaints is about 21,000 miles; 100% of problems with a recorded mileage started before 50,000 miles.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.