Access Key Battery

WARNING: This page is about a different car, the 2015 Subaru Outback and 2015 Subaru Legacy. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION: To prevent static electricity damage to the access key printed circuit board, touch the steel area of building with hand to discharge static electricity carried on body or clothes before disassembling the access key.

Push the lock button and remove the mechanical key from the access key.
Insert a flat tip screwdriver into the slit (a) of the access key to open the case.

Fig 1: Inserting Flat Tip Screwdriver Into Slit Of Access Key To Case
Courtesy of SUBARU OF AMERICA, INC.
Insert a flat tip screwdriver to remove the battery (a) from the case.

Fig 2: Removing Battery From Case
Courtesy of SUBARU OF AMERICA, INC.