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Home › Jeep › 2010 › Commander Limited, RWD › Repair and Diagnosis › Engine Performance › Engine Control Systems › Front Control Module (FCM) - Electrical Diagnostics › DTC Troubleshooting › B2337-Horn Control Circuit High › Possible Causes

Possible Causes

Possible Causes 
(X4) HORN RELAY CONTROL CIRCUIT SHORTED TO VOLTAGE
HORN RELAY
INTEGRATED POWER MODULE (IPM)
FRONT CONTROL MODULE (FCM)
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