Diagnosis And Testing - Horn
- Disconnect wire connector at horn.
- Using a voltmeter, connect one lead to ground terminal and the other lead to the positive wire terminal (Fig 1
).HORN CONNECTOR PIN CALL-OUT
PIN# CIRCUIT NAME 1 GROUND 2 HORN RELAY OUTPUT - Depress the horn switch, battery voltage should be present.
- If no voltage, refer to HORN SYSTEM TEST TABLE . If voltage is OK, go to Step 5.
- Using ohmmeter, test ground wire for continuity to ground.
- If no ground repair as necessary.
- If wires test OK and horn does not sound, replace horn.