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U0104 - Lost Communication With Cruise Control Module

DTC DESCRIPTION U0104 - LOST COMMUNICATION WITH CRUISE CONTROL MODULE

Description:  The PCM continuously monitors for messages from the cruise control module. This DTC sets when the PCM does not receive the cruise control module message within the defined amount of time.
Possible Causes: 
  • Communication error
Diagnostic Aids:  Check for other PCM DTCs or PCM related symptoms. Diagnose all other PCM DTCs or PCM related symptoms first.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to Pinpoint Test QA.
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