Audi A6 engine problems by year
117 NHTSA owner complaints name the engine across 17 A6 model years. The most reported year is 2019 with 31 reports.
| Year | Engine reports | Share | Median mileage | |
|---|---|---|---|---|
| 2020 A6 | 1 | 4% | — | |
| 2019 A6 | 31 | 27% | — | |
| 2017 A6 | 4 | 20% | — | |
| 2016 A6 | 17 | 33% | — | |
| 2015 A6 | 6 | 27% | — | |
| 2014 A6 | 5 | 12% | — | |
| 2013 A6 | 15 | 29% | — | |
| 2012 A6 | 13 | 22% | — | |
| 2011 A6 | 2 | 10% | — | |
| 2008 A6 | 2 | 3% | — | |
| 2007 A6 | 2 | 4% | — | |
| 2006 A6 | 4 | 6% | — | |
| 2005 A6 | 4 | 4% | — | |
| 2004 A6 | 1 | 3% | — | |
| 2003 A6 | 3 | 5% | — | |
| 2002 A6 | 5 | 6% | — | |
| 2001 A6 | 2 | 2% | — |
Share is the fraction of that year’s complaints naming the engine. Raw counts are not adjusted for sales volume — years that sold more units naturally accumulate more reports.