Horn Relay: Testing and Inspection
HORN RELAY INSPECTION1. Remove the horn relay (A) from the engine room relay box.
2. There should be continuity between the No. 1 and No. 2 terminals when power and ground are connected to the No. 3 and No. 4 terminals.
3. There should be no continuity between the No. 1 and No. 2 terminals when power is disconnected.