Electrical System Related Problems of the 2018 Subaru Forester

Table 1 shows seven common electrical system related problems of the 2018 Subaru Forester. The number one most common problem is related to the electrical system (61 problems). The second most common problem is related to the car will not start (two problems).

Table 1. Electrical System related problems of Subaru Forester


Recently reported Electrical System problems of the 2018 Subaru Forester

The Electrical System problem

June 2025: I proactively replaced the battery October 2025: left the car parked for 17 days. Dead battery. Got a jump, drove for 2 hours. May 2026: left the car parked for 10 days. Dead battery. Got a jump, drove to mechanic who replaced it under warranty.   Read details...

The Car Will Not Start problem

Would go to start car and it wouldn't start. Multiple days thought I was doing something wrong g leaving something on, got battery checked they said it was ok just low. It kept doing it, went on for like 2-3 months . Finally I had enough and bought a new battery.   Read details...

The Battery Dead problem

Battery died and had to be replaced   Read details...


Electrical System related problems in other Subaru Forester model year vehicles:



Forester Service Bulletins
Forester Safety Recalls
Forester Defect Investigations