ENGINE IMMOBILISER SYSTEM > HOW TO PROCEED WITH TROUBLESHOOTING



  1. VEHICLE BROUGHT TO WORKSHOP

  2. INSPECT AUXILIARY BATTERY VOLTAGE

  3. TURN POWER SWITCH ON (IG)

  4. CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*

  5. CHECK COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM*

  6. CHECK FOR DTC*

  7. PROBLEM SYMPTOMS TABLE

  8. OVERALL ANALYSIS AND TROUBLESHOOTING*

  9. ADJUST, REPAIR OR REPLACE

  10. CHECK FOR DTC*