Audi A6 Mk3 (C6) Problems by Year
A significant step up in tech, but early MMI systems and high-end engine maintenance can be costly.
Select a year below to see the specific problems affecting that model year, with estimated repair costs and severity ratings.
1
Year Periods
5
Known Issues
3
Serious Faults
2
Moderate Issues
Select a Year Period
Browse Audi A6 Mk3 (C6) in our Directory
View MOT history, registration data, and reliability scores for the Audi Audi A6 Mk3 (C6).
View Audi A6 Mk3 (C6) DirectoryBuying Tips for the Audi A6 Mk3 (C6)
- ✓On 2.7 and 3.0 TDI models, listen for a rattle on cold start (timing chain tensioners)
- ✓Check all MMI functions; a leak from the rear wash-wipe can fry modules in the boot
- ✓Avoid Multitronic CVT gearboxes if possible