LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Jeep
>>
2010
>>
Commander Limited, RWD
>>
Repair and Diagnosis
>>
Engine Performance
>>
Engine Control Systems
>>
Front Control Module (FCM) - Electrical Diagnostics
>>
DTC Troubleshooting
>>
B2100-Ignition Run/Start Input Circuit Performance
>>
Possible Causes
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
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