Front Differential
WARNING: This page is about a different car, the 2003 Subaru Impreza and 2002 Subaru Impreza. However, it is still accessible from the selected car via links, so may be relevant.
Park vehicle on level surface with engine off. Remove Yellow handled dipstick located on top of differential and clean with cloth. See Fig 1 . Check fluid level. Level should be between "C" and "B" marks. Add fluid if necessary.