HORN, Horn Wiring Diagram for Toyota Tercel DX 1990, List of elements for Horn Wiring Diagram for Toyota Tercel DX 1990:, Haz-horn fuse 15a, Horn (left front side of engine compartment), Horn relay, Horn switch (part of combination switch), Hot at all times, J/b 2 (left side of engine compartment), R/b 4 (right kick panel), , , COOLING FAN, DEFOGGERS, RADIO, STARTING/CHARGING, HORN, WIPER/WASHER, ,