Brand:

Toyota

Model Name:

4Runner GRN210 215 UZN210 215

Manual:

Repair Manual

Section:

1Gr-Fe Engine Control System

Title:

Sfi System

  1. Vehicle brought to workshop

  2. Connect intelligent tester to dlc3

  3. Check dtc and freeze frame data

  4. Clear 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


​

HINT:
The intelligent tester can be used in steps 2, 3, 4, 6 and 9.


1.VEHICLE BROUGHT TO WORKSHOP

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

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    3.CHECK DTC AND FREEZE FRAME DATA

    1. Check the DTC(s) and freeze frame data (Click here).

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

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    4.CLEAR DTC AND FREEZE FRAME DATA

    1. Clear the DTC(s) and freeze frame data (Click here).


    NEXT
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    5.CONDUCT VISUAL INSPECTION

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      6.SET CHECK MODE DIAGNOSIS

      1. Set the check mode (Click here).


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      7.CONFIRM PROBLEM SYMPTOMS
      1. HINT:
      2. If the engine does not start, perform steps 9 and 11 first.
      3. Result:
        Result
        		Proceed to
        Malfunction does not occur
        		A
        Malfunction occurs
        		B


      		B.next
      		GO TO STEP 9
      A
      next down

      8.SIMULATE SYMPTOMS

        NEXT
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        9.CHECK DTC

        1. Check the DTC (Click here).

          Result:
          Result
          		Proceed to
          Trouble code
          		A
          No code
          		B


        		B.next
        		GO TO STEP 11
        A
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        10.REFER TO DTC CHART
        1. HINT:
        2. Refer to the DTC chart (Click here).

        NEXT
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        GO TO STEP 13

        11.CONDUCT BASIC INSPECTION
        1. HINT:
        2. Refer to "BASIC INSPECTION" (Click here).
        3. Result:
          Result
          		Proceed to
          Malfunctioning parts not confirmed
          		A
          Malfunctioning parts confirmed
          		B


        		B.next
        		GO TO STEP 16
        A
        next down

        12.REFER TO PROBLEM SYMPTOMS TABLE
        1. HINT:
        2. Refer to "PROBLEM SYMPTOMS TABLE" (Click here).
        3. Result:
          Result
          		Proceed to
          Malfunctioning circuit confirmed
          		A
          Malfunctioning parts confirmed
          		B


        		B.next
        		GO TO STEP 16
        A
        next down

        13.CHECK ECM POWER SOURCE CIRCUIT
        1. HINT:
        2. Refer to "ECM POWER SOURCE CIRCUIT" (Click here).

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


        		B.next
        		GO TO STEP 17
        A
        next down

        15.CHECK FOR INTERMITTENT PROBLEMS
        1. HINT:
        2. Refer to "CHECK FOR INTERMITTENT PROBLEMS" (Click here).

        NEXT
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        GO TO STEP 17

        16.CONDUCT PARTS INSPECTION

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          17.IDENTIFY PROBLEM

            NEXT
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            18.ADJUST AND/OR REPAIR

              NEXT
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              19.CONDUCT CONFIRMATION TEST

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                END