2015 Subaru WRX engine problems
18 owner complaints filed with NHTSA name the engine on the 2015 Subaru WRX — 35% of all complaints for this model year.
What owners report
“My engine starting making like a clunking sound I always have took my car for service at the dealership i own the 2015 subaru wrx premium i haven’t move the car after the noise due to scare I might mess something with the engine”
filed Mar 5, 2024
“The contact owns a 2015 Subaru WRX. The contact stated that while driving at an undisclosed speed, he heard an abnormal sound coming from the rear of the vehicle. No warning lights were illuminated. The vehicle was taken to the dealer, who diagnosed failures with the drive belt, front drive axles…”
filed Dec 20, 2023
“Engine has rod knock present common amongst owners. Short block replaced under warranty at 55k miles. How can a stock engine with synthetic oil changes commonly fail? Flaws.”
filed Mar 21, 2023
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- Turbocharger air intake duct may crack and possibly result in an engine stallCampaign 16V162000 · Mar 21, 2016
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…
09-74-21R · Service Bulletin/Repair Instructions · issued Jun 26, 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 WRX years
| Year | Reports | Share |
|---|---|---|
| 2022 WRX | 15 | 60% |
| 2019 WRX | 11 | 37% |
| 2018 WRX | 11 | 26% |
| 2017 WRX | 12 | 23% |
| 2016 WRX | 8 | 26% |
| 2009 WRX | 4 | 10% |
| 2008 WRX | 2 | 3% |
| 2004 WRX | 2 | 5% |
| 2002 WRX | 2 | 0% |
Other reported problem areas on the 2015 Subaru WRX
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.