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Pinpoint Test C : U0102: Notes

DTC Fault Trigger Condition-PCM 

DTC Description Fault Trigger Conditions
U0102 Lost Communication with Transfer Case Control Module The PCM sets this DTC if data messages from the TCCM through the GWM are missing.

Normal Operation and Fault Conditions 

REFER to: Communications Network - System Operation and Component Description .

Possible Sources 

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