What does code U0168 mean?

Lost Communication With Vehicle Security Control Module: Communication with the vehicle security module has been lost.

U0168 is rated as medium severity. Schedule service — affects performance or emissions.

U0168

Lost Communication With Vehicle Security Control Module

Network Code · Medium

What does U0168 mean?

Communication with the vehicle security module has been lost.

System: Module Communication

U0168 is a network diagnostic trouble code indicating lost communication with vehicle security control module. This code is classified as medium severity, which means: schedule service — affects performance or emissions.

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.