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Home >> Chrysler >> 2009 >> 300 Signature Series >> Repair and Diagnosis >> Suspension >> Wheels & Tire System >> Wireless Ignition Module (Win) - Electrical Diagnostics >> DTC Troubleshooting >> U0100-Lost Communication With ECM/Pcm >> 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
TIPM NOT CONFIGURED CORRECTLY
ECM/PCM
ECM/PCM POWER AND GROUND
MODULE THAT SET THIS DTC
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