WARNING: This page is about a different car, the 2005 Subaru Outback and 2005 Subaru Legacy. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Locating AT Shift Lock Control System Component Locations (1 Of 2)
Courtesy of SUBARU OF AMERICA, INC.
Fig 2: Locating AT Shift Lock Control System Component Locations (2 Of 2)