Sfi System How To Proceed With Troubleshooting

  1. VEHICLE BROUGHT TO WORKSHOP

  2. CUSTOMER PROBLEM ANALYSIS

  3. CONNECT INTELLIGENT TESTER TO DLC3*

  4. CHECK DTC AND FREEZE FRAME DATA*

  5. CONDUCT VISUAL INSPECTION

  6. SET CHECK MODE DIAGNOSIS*

  7. CONFIRM PROBLEM SYMPTOMS

  8. SIMULATE SYMPTOMS

  9. CHECK DTC

  10. REFER TO DTC CHART

  11. CONDUCT BASIC INSPECTION

  12. REFER TO PROBLEM SYMPTOMS TABLE

  13. CHECK ECM POWER SOURCE CIRCUIT

  14. CONDUCT CIRCUIT INSPECTION

  15. CHECK FOR INTERMITTENT PROBLEMS

  16. CONDUCT PARTS INSPECTION

  17. IDENTIFY PROBLEM

  18. ADJUST AND/OR REPAIR

  19. CONDUCT CONFIRMATION TEST

Sfi System -- How To Proceed With Troubleshooting


HINT:
*: Use the intelligent tester.


1.VEHICLE BROUGHT TO WORKSHOP

    NEXT


    2.CUSTOMER PROBLEM ANALYSIS

      NEXT


      3.CONNECT INTELLIGENT TESTER TO DLC3*
        HINT:
        If the display indicates a communication fault in the tester, inspect the DLC3.

      NEXT


      4.CHECK DTC AND FREEZE FRAME DATA*

      1. Refer to the DTC check / clear (Toyota Fortuner RM0000010E700JX.html).

        2. HINT:
        Record or print DTCs and freeze frame data if needed.

      NEXT


      5.CONDUCT VISUAL INSPECTION

        NEXT


        6.SET CHECK MODE DIAGNOSIS*

        1. Refer to the check mode procedure (Toyota Fortuner RM000000PDL017X.html).


        NEXT


        7.CONFIRM PROBLEM SYMPTOMS
          HINT:
          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 occurs
          		B


        		B.
        GO TO STEP 10
        A


        8.SIMULATE SYMPTOMS

          NEXT


          9.CHECK DTC

          1. Refer to the DTC check / clear (Toyota Fortuner RM0000010E700JX.html).

            2. Result
            		Proceed to
            Malfunction code
            		A
            No code
            		B


          		B.
          GO TO STEP 12
          A


          10.REFER TO DTC CHART

          1. Refer to the diagnostic trouble code chart (Toyota Fortuner RM0000017Y300GX.html).


          NEXT

          GO TO STEP 14


          11.CONDUCT BASIC INSPECTION

          1. Refer to the basic inspection (Toyota Fortuner RM000000PDM01AX.html).

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


          		B.
          GO TO STEP 17
          A


          12.REFER TO PROBLEM SYMPTOMS TABLE

          1. Refer to the problem symptoms table (Toyota Fortuner RM0000015IT00DX.html).

            2. Result
            		Proceed to
            Malfunctioning circuit confirmed
            		A
            Malfunctioning parts confirmed
            		B


          		B.
          GO TO STEP 17
          A


          13.CHECK ECM POWER SOURCE CIRCUIT

          1. Refer to the ECM power source circuit (Toyota Fortuner RM000000WZ000TX.html).


          NEXT


          14.CONDUCT CIRCUIT INSPECTION
            Result
            		Proceed to
            Malfunction not confirmed
            		A
            Malfunction confirmed
            		B


          		B.
          GO TO STEP 18
          A


          15.CHECK FOR INTERMITTENT PROBLEMS

          1. Refer to the check for intermittent problems (Toyota Fortuner RM0000010E800EX.html).


          NEXT

          GO TO STEP 18


          16.CONDUCT PARTS INSPECTION

            NEXT


            17.IDENTIFY PROBLEM

              NEXT


              18.ADJUST AND/OR REPAIR

                NEXT


                19.CONDUCT CONFIRMATION TEST

                  NEXT

                  END