LEMON Manuals
: Even more car manuals for everyone: 1960-2025
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Dodge and Ram
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2009
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Durango Hybrid
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Repair and Diagnosis
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Accessories & Equipment
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Memory Modules
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(Front Control Module (FCM) - Electrical Diagnostics)
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DTC Troubleshooting
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U0100-Lost Communication With ECM/Pcm
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Possible Causes
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Possible Causes
Possible Causes
CAN B OR CAN C BUS CIRCUITS OPEN OR SHORTED
DTCS RELATED TO BATTERY VOLTAGE, IGNITION, OR VIN MESSAGES
FCM NOT CONFIGURED CORRECTLY
POWERTRAIN CONTROL MODULE (PCM)
PCM POWER AND GROUND
MODULE THAT SET THIS DTC