2012 Audi A4 Avant engine problems
16 owner complaints filed with NHTSA name the engine on the 2012 Audi A4 Avant — 62% of all complaints for this model year.
What owners report
“Car has been intermittently shutting down while driving. And starting up the car has become more and more randomly justified. Some times it starts up right away, some times it just takes a few cranks. Doesn't matter if it's warm or cold engine. I pulled ecu code and it says u0100 which is loss of…”
filed Jun 5, 2019
“This car has a massive oil consumption issue. A week after having an oil change the low oil light comes on after approximate 150 miles of driving. I started happening in february of 2017 shortly after the engine malfunction light came on . I took it to the dealership and after they ran the required…”
filed Mar 29, 2019
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
This 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 A4 Avant years
| Year | Reports | Share |
|---|---|---|
| 2011 A4 Avant | 17 | 53% |
Other reported problem areas on the 2012 Audi A4 Avant
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.