СИСТЕМА SFI ПРОЦЕДУРА ПОИСКА НЕИСПРАВНОСТЕЙ

Tech Tips

*: Use the intelligent tester.


  1. VEHICLE BROUGHT TO WORKSHOP


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  2. CUSTOMER PROBLEM ANALYSIS


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  3. CONNECT INTELLIGENT TESTER TO THE DLC3*

    Tech Tips

    If the display indicates a communication fault in the tester, inspect the DLC3.


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  4. CHECK DTC AND FREEZE FRAME DATA*


    1. Check for DTCs Click here and freeze frame data Click here.

      Tech Tips

      Record or print DTCs and freeze frame data, if necessary.


      NEXT

  5. CLEAR DTC AND FREEZE FRAME DATA*


    1. Clear DTCs and freeze frame data Click here.


      NEXT

  6. CONDUCT VISUAL INSPECTION


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  7. SET CHECK MODE DIAGNOSIS*


    1. Switch the ECM from normal mode to check mode.

      Tech Tips

      Refer to Check Mode Procedure Click here.


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  8. CONFIRM PROBLEM SYMPTOMS


    1. Confirm problem symptoms.

      Tech Tips


      • Refer to Problem Symptoms Table Click here.

      • If the engine does not start, first perform the "Check DTC" procedures and "Conduct Basic Inspection" procedures below.

      Result Proceed to
      Malfunction does not occur A
      Malfunction occur B

      B

      GO TO STEP 10
      A

  9. SIMULATE SYMPTOMS

    Tech Tips

    Refer to Symptom Simulation Click here.


    NEXT

  10. CHECK DTC*


    1. Check for DTCs.

      Tech Tips

      Refer to DTC Check / Clear Click here.

      Result Proceed to
      Malfunction code A
      No code B

      B

      GO TO STEP 12
      A

  11. REFER TO DTC CHART


    1. Refer to Diagnostic Trouble Code Chart Click here.


      NEXT
      GO TO STEP 14

  12. CONDUCT BASIC INSPECTION


    1. Conduct basic inspection Click here.

      Result Proceed to
      Malfunctioning parts not confirmed A
      Malfunctioning parts confirmed B

      B

      GO TO STEP 17
      A

  13. REFER TO PROBLEM SYMPTOMS TABLE


    1. Refer to Problem Symptoms Table Click here.

      Result Proceed to
      Malfunctioning circuit confirmed A
      Malfunctioning parts confirmed B

      B

      GO TO STEP 17
      A

  14. CHECK ECM POWER SOURCE CIRCUIT


    1. Check the ECM power source circuit.

      Tech Tips

      Refer to ECM Power Source Circuit Click here.


      NEXT

  15. CONDUCT CIRCUIT INSPECTION

    Result Proceed to
    Malfunction not confirmed A
    Malfunction confirmed B

    B

    GO TO STEP 18
    A

  16. CHECK FOR INTERMITTENT PROBLEMS


    1. Check for intermittent problems.

      Tech Tips

      Refer to Check for Intermittent Problems Click here.


      NEXT
      GO TO STEP 18

  17. CONDUCT PARTS INSPECTION


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  18. IDENTIFY PROBLEM


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  19. ADJUST AND/OR REPAIR


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  20. CONDUCT CONFIRMATION TEST


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    END