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DTC UXXXX: Network Communication Diagnostic Trouble Code (DTC)

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DTC UXXXX: NETWORK COMMUNICATION DIAGNOSTIC TROUBLE CODE (DTC)

Description:  Powertrain related DTC from another module.
Possible Causes: 
  • Communication error
Diagnostic Aids:  Network DTC concerns occur during module-to-module communication. Refer to the Communication Network Diagnostic Trouble Codes (DTC) Index in the appropriate MODULE COMMUNICATIONS NETWORK article to continue diagnosis.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All Refer to the Description, Possible Causes and Diagnostic Aids for the appropriate DTC.