2014 Subaru Forester engine problems
69 owner complaints filed with NHTSA name the engine on the 2014 Subaru Forester — 17% of all complaints for this model year.
What owners report
“On 5/15/2024 and 5/21/2024 I had sudden uninteded acceleration. I had a auto shop try to solve the problem by replacing the air fuel ratio sensor and the mass air flow sensor. This seem to fix the issue until 11/27/2025 & 12/7/2025 when the sudden uninteded acceleration returned.”
filed Dec 7, 2025
“I have a 2014 Subaru Forester that I purchase in 2023 from a dealership in Yonkers N.Y. I been noticing oil consumption at 1qt. a week at 300 miles. I investigated it on the internet and found out that there was a recalled for oil consumption to replace the short block on it. I emailed Subaru on…”
filed Jul 8, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and…
02-193-24R · Service Bulletin/Repair Instructions · issued Jun 30, 2026This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and…
02-193-24R · Service Bulletin/Repair Instructions · issued May 13, 2026
Engine problems in other Forester years
| Year | Reports | Share |
|---|---|---|
| 2025 Forester | 3 | 3% |
| 2024 Forester | 1 | 4% |
| 2023 Forester | 5 | 7% |
| 2022 Forester | 10 | 11% |
| 2021 Forester | 32 | 15% |
| 2020 Forester | 74 | 12% |
| 2019 Forester | 106 | 13% |
| 2018 Forester | 31 | 6% |
| 2017 Forester | 46 | 8% |
| 2016 Forester | 60 | 15% |
| 2015 Forester | 131 | 21% |
| 2013 Forester | 26 | 34% |
Other reported problem areas on the 2014 Subaru Forester
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.