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Pinpoint Test E: Secondary Generator Over Temperature

WARNING: This page is about a different car, the 2021 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
  1. DTC Fault Trigger Conditions 
    DTC Description Fault Trigger Condition
    PCM P2D59:00 Generator "B" Over Temperature: No Sub Type Information Sets in the PCM when secondary generator over temperature is detected.

    Possible Sources 

    • PCM

  2. E1 PERFORM INSPECTION AND VERIFICATION

    • Ignition ON.

    • Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs).

    • Wait 10 seconds.

    • Using a diagnostic scan tool, perform the PCM self-test and DIAGNOSE any cooling fan Diagnostic Trouble Codes (DTCs).

    Is DTC P0A3B recorded? 

    Yes  If no cooling fan DTCs are present, INSTALL a new generator. REFER to: Generator - 3.0L Power Stroke Diesel .
    No  The system is operating correctly at this time.