Fault Code U0102
Code meaning, symptoms, possible causes, part number, and estimated cost.
U0102
Lost Communication With Transfer Case Control Module
Code U0102 indicates a loss of communication between the Engine Control Module (ECM) or other control units and the Transfer Case Control Module.
Part Details
Part Name
Transfer Case Control Module
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪1200 - ₪5000
Engine Location
Transfer Case
Symptoms
- 4WD modes not functioning
- 4WD warning lights illuminated
- Unpredictable driving behavior
- Check Engine Light on
Possible Causes
- 1Damaged wiring or loose connector
- 2Defective Transfer Case Control Module
- 3CAN bus communication fault
- 4Low battery voltage/charging system defects
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