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Dodge and Ram
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2009
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Durango Base, 3.7 K
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Repair and Diagnosis
›
Engine Performance
›
Ignition System
›
(Front Control Module (FCM) - Electrical Diagnostics)
›
DTC Troubleshooting
›
U0101-Lost Communication With TCM
›
Possible Causes
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
TCM (PCM)
TCM POWER AND GROUND
MODULE THAT SET THIS DTC