2018 Subaru Outback engine problems
36 owner complaints filed with NHTSA name the engine on the 2018 Subaru Outback — 4% of all complaints for this model year.
What owners report
“Engine cam carrier seals are leaking. Repair cost is $5,700 plus tax. Vehicle is well cared for and well maintained with only 96,000 miles The Subaru Manufacturer was contacted and will do nothing to fix and does not admit engineer defect nor manufacturing defect. Basically, 96,000 and needs a new…”
filed Jul 14, 2026
“Acceleration was very sluggish and un-responsive Gears would strangely slip on the highway resulting in engine racing up Rotating sound would come and go”
filed Jun 15, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
This bulletin announces the availability of reprogramming files for the Engine Control Module (ECM) for certain vehicles equipped with 3.6L engines.
02-195-26 · Service Bulletin/Repair Instructions · issued Jun 1, 2026This 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
Engine problems in other Outback years
| Year | Reports | Share |
|---|---|---|
| 2025 Outback | 4 | 6% |
| 2024 Outback | 7 | 8% |
| 2023 Outback | 1 | 1% |
| 2022 Outback | 20 | 4% |
| 2021 Outback | 20 | 7% |
| 2020 Outback | 47 | 5% |
| 2019 Outback | 39 | 4% |
| 2017 Outback | 43 | 5% |
| 2016 Outback | 53 | 8% |
| 2015 Outback | 47 | 9% |
| 2014 Outback | 35 | 17% |
| 2013 Outback | 67 | 23% |
Other reported problem areas on the 2018 Subaru Outback
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.