2011 Audi A8 problems and complaints

Owners have filed 15 complaints with NHTSA about the 2011 Audi A8. The most-reported areas: Engine (10), Electrical System (4), Suspension (3).

Key takeaways

  • 15 owner complaints on file with NHTSA.
  • 0 involve a crash, 0 a fire, 0 reported injuries.
  • Complaints are unverified owner reports; recalls are confirmed defects.
Complaints by component
ComponentComplaintsShare
Engine1067%
Electrical System427%
Suspension320%
Unknown Or Other320%
Power Train17%
Structure17%
Fuel/Propulsion System17%

One complaint can name several components, so shares add up to more than 100%.

NHTSA 5-Star crash ratings
VersionOverallFrontSideRollover
2011 Audi A8 4 DR AWDNot ratedNot ratedNot ratedNot rated

Latest complaints, as filed

Owner-written and unverified by NHTSA.

Engine - filed 2025-09-21

The coolant is leaking out and onto engine. My safety was at Risk due to the car overheating and smoking. This is a on going problem that many AUDI’s had a recall for except mines. Yes the vehicle was inspected and the warning that came up was “coolant level low turn off engine”

Power Train,electrical System,engine - filed 2023-12-04

ECU starting to malfunction as a coolant leak valve is leaking into it. There is a recall for these models but not for my specific car but I do believe my car is affected because my car has a coolant leak that I personally can’t find and my car was just worked on by Audi Indianapolis and they did not see any coolant le...

Suspension,engine - filed 2022-01-12

AUDI A8 HAS BEEN USING LARGE AMOUNT OF COOLANT. HOWEVER, ITS NOT RUNNING OUT THE CAR. YET IM STEADY BUYING COOLANT BECAUSE ITS SAYING ITS LOW. AND WHEN I GO TO PUT THE COOLANT IN MY CAR IT IS LOW. SO WHERE IS THE COOLANT GOING? IN TRYING TO FIGURE OUT WHERE MY COOLANT WAS GOING OR WHY WAS IT CALLING FOR SO MUCH I DID S...

Diagnose it yourself

As an Amazon Associate we earn from qualifying purchases, at no extra cost to you.

More for the 2011 Audi A8

Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.