Subaru Forester Owners Forum banner

body integrated unit

  1. ('09-'13) 2011 - BIU (Body Integrated Unit) Draining Battery?

    Lighting and Electrical
    Took my Subaru Forester (2011) to my local mechanic as the new battery they put in had died on me. The old one had died previously due to age (but also this issue potentially). Alternator, battery, and other things checked out so they started pulling fuses and checking where the parasitic drain...