Section 945 (Engine Immobilizer System - Diagnosis)
WARNING: This page is about a different car, the 2003 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.
- How To Proceed With Troubleshooting
- Customer Problem Analysis Check
- Pre-Check
- Diagnostic Trouble Code Chart
- Parts Location
- Terminals Of Ecu
- Problem Symptoms Table
- Circuit Inspection
- DTC B2780 Key Unlock Warning Switch Malfunction
- Inspection Procedure
- DTC B2793 Transponder Chip Malfunction
- DTC B2794 Unmatched Encryption Code
- DTC P0513 Unmatched Key Code
- DTC B2796 No Communication in Immobiliser system
- DTC B2797 Communication Malfunction No. 1
- DTC B2798 Communication Malfunction No.2
- DTC 02799 Engine Immobilizer System
- Power source circuit