TEST ACTION APPLICABILITY
3 Turn the ignition off.
Reinstall the fuse if previously removed.
Remove the Front Control Module from the Integrated Power Module.
NOTE: Check connectors - Clean/repair as necessary.
Measure the voltage of the Horn Relay Control circuit.
Is the voltage above 11.0 volts?
All
Yes → Replace the Front Control Module in accordance with the Service
Information.
Perform BODY VERIFICATION TEST - VER 1.
No → Replace the Integrated Power Module in accordance with the
Service Information.
Perform BODY VERIFICATION TEST - VER 1.
4 Turn the ignition off.
Visually inspect the related circuit connectors. Look for broken, bent, pushed out, or
corroded terminals.
Refer to any Hotline letters or Technical Service Bulletins that may apply.
Were any problems found?
All
Yes → Repair as necessary.
Perform BODY VERIFICATION TEST - VER 1.
No → Test Complete.
420
IGNITION, POWER, ACCESSORY
HORN RELAY CONTROL CIRCUIT LOW — Continued
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