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. 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