Subaru Legacy owners have reported 383 electrical system related problems since 1996. Table 1 shows the 24 most common electrical system problems. The number one most common problem is related to the vehicle's electrical system (284 problems). The second most common problem is related to the vehicle's alternator/generator/regulator (23 problems). For details of each of the problem category, use the links in the table.
Due to a dead battery issue in 2025, I bought a new battery. A year later, the car wouldn't start & I finally got it jumped. Ran fine for 3 weeks, then wouldn't start again. I brought car back to the interstate battery shop, who tested the alternator, which was fine, but he said the battery was Read details...
Driver front window regulator gets really hot. Does not move the window up or down. Before that I had to keep re-sync the window to the master switch for some reason. It will lose it's memory randomly. Read details...
The car was stationary and over time rodents (mice) chew on the electrical wires harness due to the attraction of manufacturing material. Manufacturing material is a soy base electrical wrapping. Both occurrences happened at the same exact junction where wiring housing is attached to the engine. Read details...
The contact owns a 2017 Subaru Legacy. The contact stated while removing the key out the ignition the key would not come out, the contact stated he had to restart the vehicle and placed into reverse and then placed it back to park and there he was able to remove the key. Read details...
The vehicle has been stopped while driving, on 5 occasions. My mechanic replaced the battery terminal part on 3/31/21 on 5/12/21 40 minutes into my drive, the airbag malfuncation icon came on. As well as an idiot light in the center panel of the dash board by the mphil guage. Read details...