Operation CHARM: Car repair manuals for everyone.

Horn: Testing and Inspection

HORNS

INSPECTION
Test the horn by connecting battery voltage to the 1 terminal and ground the 2 terminal.
The horn should make a sound. If the horn fails to make a sound, replace it.

HORN RELAY INSPECTION
1. Remove the horn relay (A) from the engine room relay box.
2. There should be continuity between the No. 30 and No. 87 terminals when power and ground are connected to the No. 85 and No. 86 terminals.
3. There should be no continuity between the No. 30 and No. 87 terminals when power is disconnected.