HORN Horn Wiring Diagram for Ford Tempo LX 1993 List of elements for Horn Wiring Diagram for Ford Tempo LX 1993:1990-911992-9320aCruise control systemFuse 16Fuse panelHigh pitch horn (front of right fender)Horn relay (behind left side of i/p)Horn switchHot at all timesLow pitch horn (front of right fender)Slip ringSpeed control switch amplifier (behind left side of i/p)W/ air bagsW/0 air bags w/ cruise controlW/0 air bags w/o cruise controlCOOLING FANDEFOGGERSHORNPOWER SEATSPOWER DOOR LOCKSINTERIOR LIGHTSPOWER WINDOWSSTARTING/CHARGINGTRUNK, TAILGATE, FUEL DOORPOWER MIRRORSRADIOWIPER/WASHER