MasterTuning Fault code dictionary (DTC)

U0102 — Lost Communication with Transfer Case Control Module

Severity: Warning Can you drive? Yes, no known limitation Make: All makes (OBD-II standard)
MeaningLost Communication with Transfer Case Control Module.
FamilyNetwork (U)

Frequently asked questions

What does code U0102 mean?

Lost Communication with Transfer Case Control Module. Lost Communication with Transfer Case Control Module.

Can I keep driving with code U0102 active?

Yes, no known limitation

How do you fix code U0102?

Diagnosis starts from reading the live ECU parameters: the code points to the fault area, not to the part to replace. A vehicle-electronics specialist can test the component and clear the code after the repair.

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Where to get it fixed

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