HORN, Horn Wiring Diagram for Subaru XT GL 1990, List of elements for Horn Wiring Diagram for Subaru XT GL 1990:, Combination switch, Diode box, Fuse 5 15a, Fuse block (left side of dash), Horn switch, Hot at all times, Left horn, Right horn, , , POWER ANTENNA, HORN, POWER MIRRORS, COOLING FAN, POWER WINDOWS, RADIO, DEFOGGERS, POWER DOOR LOCKS, STARTING/CHARGING, WIPER/WASHER, ,