Lumbar Switch

WARNING: This page is about a different car, the 2013 Subaru Forester. However, it is still accessible from the selected car via links, so may be relevant.

Detach the connectors and remove the seat side cover outside. < Refer to DISASSEMBLY , Front Seat. >
Disconnect the lumbar switch connector and remove the lumbar switch assembly.

Fig 1: Identifying Lumbar Switch Assembly Connector
Courtesy of SUBARU OF AMERICA, INC.