SFI SYSTEM

CAUTION / NOTICE / HINT

PROCEDURE

1. VEHICLE BROUGHT TO WORKSHOP

   Result

   Proceed to
   NEXT

   NEXT

2. CUSTOMER PROBLEM ANALYSIS

   Result

   Proceed to
   NEXT

   NEXT

3. CONNECT GTS TO DLC3*

   Tip:

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

   When any CAN communication system DTCs are output, perform troubleshooting on the CAN communication system first.

   Result

   Proceed to
   NEXT

   NEXT

4. CHECK DTC AND FREEZE FRAME DATA*

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

      Tip:

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

   Result

   Proceed to
   NEXT

   NEXT

5. CLEAR DTC AND FREEZE FRAME DATA*

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

   Result

   Proceed to
   NEXT

   NEXT

6. CONDUCT VISUAL INSPECTION

   Result

   Proceed to
   NEXT

   NEXT

7. SELECT CHECK MODE DIAGNOSIS*

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

      Tip:

      Refer to Check Mode Procedure (Click here).

   Result

   Proceed to
   NEXT

   NEXT

8. CONFIRM PROBLEM SYMPTOMS

   1. Confirm problem symptoms.

      Tip:

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

      Result

      Result	Proceed to
      Malfunction does not occur	A
      Malfunction occurs	B

   B

   CHECK FOR DTC*Click here

   A

9. SIMULATE SYMPTOMS

   Tip:

   Refer to Symptom Simulation (Click hereClick hereClick hereClick here).

   Result

   Proceed to
   NEXT

   NEXT

10. CHECK FOR DTC*

    1. Check for DTCs.

       Tip:

       Refer to DTC Check / Clear (Click here).

       Result

       Result	Proceed to
       DTC is output	A
       DTC is not output	B

    B

    CONDUCT BASIC INSPECTIONClick here

    A

11. REFER TO DTC CHART

    Tip:

    Refer to Diagnostic Trouble Code Chart (Click here).

    Result

    Proceed to
    NEXT

    NEXT

    CHECK ECM POWER SOURCE CIRCUITClick here

12. CONDUCT BASIC INSPECTION

    1. Conduct basic inspection.

       Tip:

       Refer to Basic Inspection (Click here).

       Result

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

    B

    CONDUCT PARTS INSPECTIONClick here

    A

13. REFER TO PROBLEM SYMPTOMS TABLE

    Tip:

    Refer to Problem Symptoms Table (Click here).

    Result

    Result	Proceed to
    Malfunctioning circuit confirmed	A
    Malfunctioning parts confirmed	B

    B

    CONDUCT PARTS INSPECTIONClick here

    A

14. CHECK ECM POWER SOURCE CIRCUIT

    1. Check the ECM power source circuit.

       Tip:

       Refer to ECM Power Source Circuit (Click here).

    Result

    Proceed to
    NEXT

    NEXT

15. CONDUCT CIRCUIT INSPECTION

    Result

    Result	Proceed to
    Malfunction not confirmed	A
    Malfunction confirmed	B

    B

    IDENTIFY PROBLEMClick here

    A

16. CHECK FOR INTERMITTENT PROBLEMS

    1. Check for intermittent problems.

       Tip:

       Refer to Check for Intermittent Problems (Click here).

    Result

    Proceed to
    NEXT

    NEXT

    CONDUCT PARTS INSPECTIONClick here

17. CONDUCT PARTS INSPECTION

    Result

    Proceed to
    NEXT

    NEXT

18. IDENTIFY PROBLEM

    Result

    Proceed to
    NEXT

    NEXT

19. ADJUST AND/OR REPAIR

    Result

    Proceed to
    NEXT

    NEXT

20. CONDUCT CONFIRMATION TEST

    Result

    Proceed to
    NEXT

    NEXT

    END