Dodge Ram 2004 Service Manual page 434

IGNITION, POWER, ACCESSORY
HORN RELAY CONTROL CIRCUIT LOW —
TEST
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?
Yes → Replace the Front Control Module in accordance with the Service
→ Replace the Integrated Power Module in accordance with the
No
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?
Yes → Repair as necessary.
→ Test Complete.
No
ACTION
Information.
Perform BODY VERIFICATION TEST - VER 1.
Service Information.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Continued
420
APPLICABILITY
All
All