2015 Ford Mustang engine problems
51 owner complaints filed with NHTSA name the engine on the 2015 Ford Mustang — 12% of all complaints for this model year.
What owners report
“I am filing a formal safety complaint regarding a catastrophic Electronic Power Assisted Steering (EPAS) failure and severe electrical short circuit on my 2015 Ford Mustang. This vehicle is exhibiting hard fault code B137F:09 (Steering Wheel Left Switch Pack: Component Failure / Short to Ground or…”
filed Jul 26, 2026
“I was driving down the highway with heater on and defrost. All of a sudden I hear a pop and my car started bogging down. I exited the highway to get out of danger, it then had a wrench light ( transmission) pop up and when I parked the car on the access road it started smoking a lot. I turned the…”
filed Mar 12, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- A hose may separate from the engine oil cooler tube assembly causing an oil leakCampaign 16V779000 · Oct 26, 2016
Engine problems in other Mustang years
| Year | Reports | Share |
|---|---|---|
| 2024 Mustang | 9 | 12% |
| 2022 Mustang | 5 | 10% |
| 2021 Mustang | 8 | 15% |
| 2020 Mustang | 23 | 20% |
| 2019 Mustang | 45 | 32% |
| 2018 Mustang | 53 | 28% |
| 2017 Mustang | 26 | 10% |
| 2016 Mustang | 74 | 20% |
| 2014 Mustang | 18 | 5% |
| 2013 Mustang | 22 | 8% |
| 2012 Mustang | 30 | 6% |
| 2011 Mustang | 48 | 10% |
Other reported problem areas on the 2015 Ford Mustang
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.