What does code U0102 mean?

Lost Communication With Transfer Case Control Module: Communication with the transfer case module has been lost. 4WD/AWD may be disabled.

U0102 is rated as high severity. Address soon — may cause further damage.

U0102

Lost Communication With Transfer Case Control Module

Network Code · High

What does U0102 mean?

Communication with the transfer case module has been lost. 4WD/AWD may be disabled.

System: Module Communication

U0102 is a network diagnostic trouble code indicating lost communication with transfer case control module. This code is classified as high severity, which means: address soon — may cause further damage.

Diagnostic data on this page is compiled from publicly available repair resources and technical service bulletins. Always have a qualified mechanic confirm the diagnosis before authorizing repairs on your vehicle.