2015 Audi Q7 engine problems
12 owner complaints filed with NHTSA name the engine on the 2015 Audi Q7 — 27% of all complaints for this model year.
What owners report
“Warranty will be over in 60 days; the Catalyst Coverter is going back, the Audi dealer and Audi Corporate are delaying the fixture do to some mis communication between dealer and corporate. The problem has to do with DEF gases not being cleanup. The error code is P20EE00 and the engine light is on…”
filed Aug 21, 2025
“Engine started knocking. Excessive use of oil in vehicle. Even after putting oil in and getting the oil changed several times, the vehicle constantly leaks and is consuming massive amounts of oil.”
filed May 2, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
This bulletin provides information when there is increased oil consumption; >0.5ltr/1000 km.
TSB_2074640_3 · Service Bulletin/Repair Instructions · issued Jun 26, 2026This bulletin provides informaiton when the engine is not running smoothly, misfiring.
TSB_2082323_1 · Service Bulletin/Repair Instructions · issued Jun 10, 2026
Engine problems in other Q7 years
| Year | Reports | Share |
|---|---|---|
| 2021 Q7 | 16 | 24% |
| 2020 Q7 | 7 | 27% |
| 2019 Q7 | 5 | 8% |
| 2018 Q7 | 37 | 26% |
| 2017 Q7 | 59 | 19% |
| 2014 Q7 | 10 | 22% |
| 2013 Q7 | 11 | 27% |
| 2012 Q7 | 8 | 28% |
| 2011 Q7 | 2 | 9% |
| 2010 Q7 | 5 | 17% |
| 2009 Q7 | 3 | 14% |
| 2008 Q7 | 2 | 6% |
Other reported problem areas on the 2015 Audi Q7
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.