TM 9-2320-272-24-1
Table 2-3. Electrical Troubleshooting (Contd).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 4. Connect lead 26 to horn solenoid, Connect a jumper wire to vehicle chassis ground and
the other end to lead 25 terminal on horn solenoid. Horn should sound.
a. If horn does not sound, replace horn solenoid (para. 3-103).
b. If horn sounds, connect lead 26 and go to test 3.
Test 3. Test horn switch.
Step 1. Disconnect lead 25 from horn switch.
Step 2. Connect one end of a jumper wire to vehicle chassis ground and touch opposite end to
lead 25 connector. Horn should sound.
If horn sounds, replace horn switch (para. 3-104).
END OF TESTING!
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