Table 1 shows three common engine and engine cooling related problems of the 2020 Subaru Forester. The number one most common problem is related to the engine and engine cooling (75 problems). The second most common problem is related to the check engine light on (one problem).
| Problem Category | Number of Problems |
|---|---|
| Engine And Engine Cooling problems | |
| Check Engine Light On problems | |
| Crankcase (pcv) problems |
My 2020 Subaru Forester sport suffered catastrophic engine failure on 6/19/2026 at 156,322 miles, 15 days and 1,031 miles after a thermo control valve (tcv) repair performed at an authorized Subaru dealer on 6/4/2026. Read details...
2020 Subaru Forester just had a check engine light appear. The engine malfunction code is p26a3, which is a defective thermostatic control valve. This malfunction also affects the vehicle manufacturers advanced driver assitance systems such "eyesight" blind spot monitoring, lane keep Read details...
Vehicle entered limp mode at highway speed (approximately 70 mph) on [xxx] freeway in washington state, it felt like I had rear ended a vehicle it shut down so hard. This was due to mis diagnosed inspection and service repair from a local Subaru dealer. Read details...