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DTC C1201/51: Engine Control System Malfunction: Procedure

  1. CHECK DTC FOR SFI SYSTEM 
    1. Clear the DTC (SFI system). Refer to DTC CHECK / CLEAR .
    2. Check the DTC (SFI system). Refer to DTC CHECK / CLEAR .
      RESULT

      Result Proceed to
      DTC (SFI system) is not output OK
      DTC (SFI system) is output NG

    NG → See step   2 

    OK → END 

  2. GO TO SFI SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING 
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