Those horns needs 24 voltage it’s suitable for Trucks and six wheelers cars and buses and trailers only and wont work with small vehicles even with relay switch because the horn power is 24 Volts

boss pwede ba maka hingi ng wiring diagram ng busina at sa clearance light no nees naba maglagay ng relay sa busina pag isasabay ko sa parking light + hazard + left/right turn signal

Pwede na buh hindi mag lagay ng fuse sa clearance light? Boss

Sir 4be1 na Isuzu elf same lang po sila ng wiring na putok kasi fuse ko boss tapos bigla nasunog wire nya balak ko gawan ng relay na bago diy ko sana salamat po