2015 Subaru WRX problems & reliability
52 owner complaints filed with NHTSA for the 2015 Subaru WRX, alongside 3 safety recall campaigns. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
1 complaint report injuries (1 injured).
Federal crash records (FARS 2020–2023): 2015 Subaru WRX vehicles were involved in 20 fatal crashes with 12 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Engine → | 18 | 35% |
| Power Train → | 18 | 35% |
| Electrical System | 6 | 12% |
| Exterior Lighting | 5 | 10% |
| Fuel/propulsion System | 5 | 10% |
| Unknown OR Other | 5 | 10% |
| Structure | 4 | 8% |
| Air Bags | 3 | 6% |
| Steering | 2 | 4% |
| Visibility/wiper | 2 | 4% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Half of the failures with a reported odometer reading occurred by 34,500 miles (middle 50% between 11,850 and 67,500 miles), based on 39 complaints that included mileage.
Complaints by incident 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”
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, rear axle…”
Engine · filed Dec 20, 2023
“The secondary o2 pump will burn out or continue running causing unsafe risk to short circuit a fire. Recall has already been previously documented in the -2014 models however Subaru uses the same design and part number. My car Secondary o2 Pump was replaced under warrenty at 55k miles now at 90knmiles have the same…”
Engine · filed Mar 21, 2023
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
407 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2015 Subaru WRX. The 10 most recent:
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, 2026
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…
09-74-21R · Service Bulletin/Repair Instructions · issued Jun 26, 2026
This announcement is requesting retailer staff to retain the EyeSight protective hood covers from Generation 4 EyeSight cameras.
SubaruNet Annoucement (E · Other · issued Jun 12, 2026
This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.
01-167-08R · Service Bulletin/Repair Instructions · issued May 18, 2026
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 May 13, 2026
This announcement provides information on the remanufactured CVT transmission program.
SubaruNet Announcement (R · Other · issued May 4, 2026
This Service Information Bulletin was developed to provide interim guidance for vehicles exhibiting DTC B2A20.
07-240-26R · Service Bulletin/Repair Instructions · issued Apr 30, 2026
This bulletin announces the service manual correction regarding clutch master cylinder reservoir service procedures.
03-97-26 · Service Bulletin/Repair Instructions · issued Apr 24, 2026
This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.
01-167-08R · Service Bulletin/Repair Instructions · issued Apr 24, 2026
This Bulletin provides the diagnostic procedures to be followed when addressing customer concerns of steering wheel/vehicle body vibration when driving at highway speeds when tire/wheel balance is suspected.
05-97-26 · Service Bulletin/Repair Instructions · issued Apr 20, 2026
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2015 Subaru WRX has 3 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2015 Subaru WRX?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Owners most often reported problems around 34,500 miles — budget accordingly if the car is approaching that mileage.