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Home >> Cadillac >> 2017 >> CT6 Plug-In >> Repair and Diagnosis (Single Page) >> Electrical >> Charging Systems >> Battery, Charging System And Starting System - Hybrid >> Diagnostic Information and Procedures >> DTC P1F59, P1F5A or P1F5B: 14 Volt Power Module Status Terminal Circuit >> Circuit/System Verification

Circuit/System Verification

  1. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.
    NOTE: Do not have a 12V battery charger connected during the testing.
  2. Verify the DTC does not set.
    • If the DTC sets 

      Refer to Circuit/System Testing.

    • If the DTC does not set 
  3. All OK.