Engine Immobilizer System - Diagnostics

• How To Proceed With Troubleshooting
• Customer Problem Analysis Check
  • Engine Immobilizer Check Sheet
• Pre-Check
• Diagnostic Trouble Code Chart
• Parts Location
• Terminals Of ECM
• Problem Symptoms
• Circuit Inspection
  • DTC B2795/99: Unmatched Key Code
    • Circuit Description
    • Inspection Procedure
  • DTC B2796: No Communication In Immobilizer System
    • Circuit Description
    • Wiring Diagram
    • Inspection Procedure
  • DTC B2797/99: Communication Malfunction No 1
    • Circuit Description
    • Wiring Diagram
    • Inspection Procedure
  • DTC B2798/99: Communication Malfunction No. 2
    • Circuit Description
    • Wiring Diagram
    • Inspection Procedure
  • Power Source Circuit
    • Circuit Description
    • Wiring Diagram
    • Inspection Procedure
  • Security Indicator Light Circuit
    • Circuit Description
    • Wiring Diagram
    • Inspection Procedure