SFI SYSTEM > HOW TO PROCEED WITH TROUBLESHOOTING


When using intelligent tester, troubleshoot in accordance with the procedures shown below.

  1. VEHICLE BROUGHT TO WORKSHOP

  2. CUSTOMER PROBLEM ANALYSIS

  3. CONNECT INTELLIGENT TESTER TO DLC3*

  4. CHECK DTC AND FREEZE FRAME DATA*

  5. CLEAR DTC AND FREEZE FRAME DATA*

  6. CONDUCT VISUAL INSPECTION

  7. SET CHECK MODE DIAGNOSIS*

  8. CONFIRM PROBLEM SYMPTOMS

  9. SIMULATE SYMPTOMS

  10. CHECK DTC*

  11. REFER TO DTC CHART

  12. CONDUCT BASIC INSPECTION

  13. REFER TO PROBLEM SYMPTOMS TABLE

  14. CHECK ECM POWER SOURCE CIRCUIT

  15. CONDUCT CIRCUIT INSPECTION

  16. CHECK FOR INTERMITTENT PROBLEMS

  17. CONDUCT PARTS INSPECTION

  18. IDENTIFY PROBLEM

  19. ADJUST AND/OR REPAIR

  20. CONDUCT CONFIRMATION TEST

  1. VEHICLE BROUGHT TO WORKSHOP

  2. CUSTOMER PROBLEM ANALYSIS

  3. CHECK AND CLEAR DTC

  4. CONFIRM PROBLEM SYMPTOMS

  5. CHECK DTC

  6. REFER TO DTC CHART

  7. CONDUCT BASIC INSPECTION

  8. REFER TO PROBLEM SYMPTOMS TABLE

  9. CHECK ECM POWER SOURCE CIRCUIT

  10. CONDUCT CIRCUIT INSPECTION

  11. CHECK FOR INTERMITTENT PROBLEMS

  12. CONDUCT PARTS INSPECTION

  13. IDENTIFY PROBLEM

  14. ADJUST AND/OR REPAIR

  15. CONDUCT CONFIRMATION TEST