LEMON Manuals
: Even more car manuals for everyone: 1960-2025
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2014
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Challenger SXT
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Repair and Diagnosis
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Transmission
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Transmission Control Systems
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(Transmission Control Module (TCM) - Electrical Diagnostics)
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DTC Troubleshooting
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U0140-Lost Communication With Body Control Module
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Possible Causes
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Possible Causes
Possible Causes
CAN C BUS (+) CIRCUIT SHORTED TO VOLTAGE
CAN C BUS (-) CIRCUIT SHORTED TO GROUND
DTCS RELATED TO BATTERY VOLTAGE, IGNITION, OR VIN MESSAGES
BCM NOT CONFIGURED CORRECTLY
BCM POWER AND GROUND
BODY CONTROL MODULE (BCM)
MODULE THAT SET THIS DTC