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Home >> Dodge and Ram >> 2012 >> Journey SE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 11 (3.6L - DTCS P2175 To U1418) >> Diagnosis And Testing >> U0101-Lost Communication With TCM >> Possible Causes

Possible Causes

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Possible Causes 
CAN BUS CIRCUITS OPEN OR SHORTED
DTCS RELATED TO BATTERY VOLTAGE, IGNITION, OR VIN MESSAGES
BCM NOT CONFIGURED CORRECTLY
TRANSMISSION CONTROL MODULE (TCM)
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .