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Home >> Jeep >> 2009 >> Commander Limited, 4.7 P, RWD >> Repair and Diagnosis >> Engine Performance >> Tune-Up >> Front Control Module (FCM) - Electrical Diagnostics >> DTC Troubleshooting >> B2100-Ignition Run/Start Input Circuit Performance >> Possible Causes
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Possible Causes

Possible Causes 
ACTIVE IGNITION RELATED FCM DTCS
(F942) FUSED IGNITION SWITCH OUTPUT CIRCUIT OPEN
JUNCTION BLOCK FUSE #24
INTEGRATED POWER MODULE
FRONT CONTROL MODULE