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Home >> Ford >> 2012 >> Fusion Hybrid >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Pinpoint Tests (Hybrid) >> Pinpoint Tests TO: Generator Overspeed >> Test Procedure
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Test Procedure

  1. TO1 CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODE (DTC) P0A50: CHECK FOR CORRECT GENERATOR RPM 
    • Clear the TCM DTCs.
    • Access the TCM and monitor the G_SPEED (RPM) and RPM_TCM (RPM) PIDs.
    • Place gear selector lever in PARK.
    • Ignition ON, engine running.
    • Record the generator RPM at different engine speeds.
      Engine RPM Generator Motor RPM
      0 0
      800 2, 715
      1, 000 3, 394
      1, 200 4, 073
      1, 400 4, 752
      1, 600 5, 430
      1, 800 6, 109
      2, 000 6, 788

    Does the generator RPM correspond with the engine RPM in the table? 

    Yes No
    GO to  TO2. INSTALL a new transaxle assembly. Refer to the appropriate Automatic Transaxle/Transmission article.
  2. TO2 CHECK FOR DTCS 

    Is DTC P0C2F present? 

    Yes No
    GO to Pinpoint Test TP . Unable to duplicate or identify the concern at this time.
    RETURN to SYMPTOM CHARTS , Symptom Charts for further direction.
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