2018 Audi Q7 engine problems
38 owner complaints filed with NHTSA name the engine on the 2018 Audi Q7 — 27% of all complaints for this model year.
What owners report
“Vehicle began displaying low engine oil level warnings between scheduled oil changes beginning in 2021, at approximately 50,000 miles. Condition was reported to the authorized Audi dealer on multiple occasions. Dealer added oil each time and stated there was no visible oil leak. No oil consumption…”
filed Sep 12, 2026
“Start/stop malfunction failed; yes it is available for inspection. Driving down highway vehicle stopped with 2 adult passengers and 2 children. Yes 3 mechanics completed a diagnostic. Vehicle has not been inspected by insurance, manufacturer or police but by VW dealer, and two registered mechanics…”
filed Jul 22, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
This special notice is to inform dealers to return the parts listed and only order the successor parts going forward.
SM 34-2026 · Other · issued Aug 21, 2026
Engine problems in other Q7 years
| Year | Reports | Share |
|---|---|---|
| 2021 Q7 | 19 | 26% |
| 2020 Q7 | 7 | 26% |
| 2019 Q7 | 5 | 8% |
| 2017 Q7 | 60 | 19% |
| 2015 Q7 | 12 | 27% |
| 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 2018 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.