SFI SYSTEM > HOW TO PROCEED WITH TROUBLESHOOTING



  1. VEHICLE BROUGHT TO WORKSHOP

  2. CUSTOMER PROBLEM ANALYSIS

  3. CONNECT INTELLIGENT TESTER TO THE 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