2018 Subaru WRX problems & reliability
42 owner complaints filed with NHTSA for the 2018 Subaru WRX, alongside 2 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.
2 complaints report injuries (2 injured).
Federal crash records (FARS 2020–2023): 2018 Subaru WRX vehicles were involved in 22 fatal crashes with 15 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 → | 11 | 26% |
| Electrical System → | 10 | 24% |
| Unknown OR Other | 8 | 19% |
| Steering | 7 | 17% |
| Fuel/propulsion System | 6 | 14% |
| Power Train | 6 | 14% |
| Visibility/wiper | 4 | 10% |
| Air Bags | 3 | 7% |
| Wheels | 3 | 7% |
| Electronic Stability Control (esc) | 1 | 2% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Mileage when problems occurred
Half of the failures with a reported odometer reading occurred by 14,500 miles (middle 50% between 6,920 and 29,000 miles), based on 21 complaints that included mileage.
Complaints by incident year
What owners report
“Refused to change the rear catalyst due to a modification. I said I would return it back to the original factory tune and they said it was impossible and refused to do it. The tune physically wouldn’t stop them from changing the catalytic converter. They said that the ecu would let them. I can put the factory CID on…”
Unknown OR Other · filed Jul 1, 2026
“Subaru Orange Coast and Ocean Subaru of Fullerton refused to work on my recall due to my car has aftermarket parts not related to the recall. The dealership is very keen in extorting money to the naïve customers instead of fixing the safety issue with my car.”
Unknown OR Other · filed Jun 6, 2026
“2/17/2026 Mileage 96,000 Subaru case number Case # 260217-2101937 Vehicle intermittently indicates reverse gear while driving forward at speed. Backup camera activates and reverse lights illuminate while in forward motion. This condition matches NHTSA Recall 22V-522000. The recall repair was previously performed but…”
Electrical System · filed Feb 17, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
338 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2018 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 bulletin announces the diagnostic procedures to be used when DTCs B1571(REFERENCE CODE INCOMPATIBILITY IMMOBILIZER CM TO ECM) and B1572(IMM CIRCUIT EXCEPT ANTENNA CIRCUIT) are detected by Keyless Access with Push…
18-230-26 · Service Bulletin/Repair Instructions · issued May 1, 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
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 2018 Subaru WRX has 2 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 2018 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 14,500 miles — budget accordingly if the car is approaching that mileage.