Section 599 (Engine Immobilizer System - Diagnosis)
WARNING: This page is about a different car, the 2002 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
- DTC B2793: Transponder Chip Malfunction
- DTC B2794: Unmatched Encryption Code
- DTC B2795: Unmatched Key Code
- DTC B2796: No Communication in Immobiliser system
- DTC B2797: Communication Malfunction No. 1
- DTC B2798: Communication Malfunction No. 2
- DTC B2799: Engine Immobileser System
- Power source circuit