LEMON Manuals
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Jeep
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2011
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Liberty Renegade, Part Time
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Repair and Diagnosis (Single Page)
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Transmission
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Transfer Case
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(Final Drive Control Module (FDCM) - Electrical Diagnostics)
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DTC Troubleshooting
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U0100-Lost Communication With The ECM/Pcm
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Possible Causes
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Possible Causes
Possible Causes
CAN BUS CIRCUITS OPEN OR SHORTED
DTCS RELATED TO BATTERY VOLTAGE, IGNITION, OR VIN MESSAGES
POWERTRAIN CONTROL MODULE POWER AND GROUND
TIPM NOT CONFIGURED CORRECTLY
POWERTRAIN CONTROL MODULE (ECM/PCM)
MODULE THAT SET THIS DTC