One problem related to dash wiring has been reported for the 1996 Subaru Legacy. The most recently reported issues are listed below.
While driving 65mph, warning indicator light on dashboard illuminated and windshield wipers came on. When vehicle was pulled over smoke came from under dashboard. Electrical system was burned; 90 percent of dashlights, headlights, computers, etc, was affected. Dealer was notified. Consumer states that the alternator surged burning out all electrical components including the battery, radio, fuse box, all bulbs in the dash, burned out abs and transmission computers, speedometer, windshield wiper motor, keyless entry, temperature gauge and heater control.