Air Bag Module Check
WARNING: This page is about a different car, the 1993 Subaru Legacy. However, it is still accessible from the selected car via links, so may be relevant.
Visually inspect air bag module wiring harness for pinched or damaged wires. If wires are okay, replace control unit. If wires are pinched or damaged, replace air bag module.
Courtesy of SUBARU OF AMERICA, INC.