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Jeep
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2010
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Commander Limited, RWD
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Repair and Diagnosis
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Engine Performance
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Engine Control Systems
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Front Control Module (FCM) - Electrical Diagnostics
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DTC Troubleshooting
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U0197-Lost Communication With Hands Free Phone Module
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Possible Causes
Possible Causes
Possible Causes
CAN B BUS CIRCUITS OPEN OR SHORTED
DTCS RELATED TO BATTERY VOLTAGE, IGNITION, OR VIN MESSAGES
FCM NOT CONFIGURED CORRECTLY
HANDS FREE MODULE POWER AND GROUND
HANDS FREE MODULE
MODULE THAT SET THIS DTC