HORN, Horn Wiring Diagram for Mercury Topaz GS 1990, List of elements for Horn Wiring Diagram for Mercury Topaz GS 1990:, 1990-91, 1992-93, 20a, Cruise control system, Fuse 16, Fuse panel, High pitch horn (front of right fender), Horn relay (behind left side of i/p), Horn switch, Hot at all times, Low pitch horn (front of right fender), Slip ring, Speed control switch amplifier (behind left side of i/p), W/ air bags, W/0 air bags w/ cruise control, W/0 air bags w/o cruise control, , , DEFOGGERS, POWER MIRRORS, RADIO, HORN, POWER WINDOWS, POWER SEATS, COOLING FAN, STARTING/CHARGING, TRUNK, TAILGATE, FUEL DOOR, WIPER/WASHER, ,