HORN, Horn Wiring Diagram for BMW 325i 1990, List of elements for Horn Wiring Diagram for BMW 325i 1990:, Fuse 7 15a, G106 (on inner fender, behind left headlight), Horn brush/ slip ring, Horn relay, Horn switches, Hot at all times, Hot in accy, run or start, Left horn, Power distribution box (left rear corner of engine compt), Right horn, , , HORN, POWER ANTENNA, DEFOGGERS, COOLING FAN, RADIO, POWER MIRRORS, STARTING/CHARGING, POWER SEATS, POWER WINDOWS, POWER DOOR LOCKS, TRUNK, TAILGATE, FUEL DOOR, WIPER/WASHER, ,