Section 483 (Engine Immobilizer System - Diagnosis)
WARNING: This page is about a different car, the 2003 Lexus LX 470. However, it is still accessible from the selected car via links, so may be relevant.
- Engine Immobilizer System
- Customer Problem Analysis Check
- Diagnostic Trouble Code Chart
- Parts Location
- Terminals Of Ecu
- Problem Symptoms Table
- Circuit Inspection
- DTC B2780: Key Unlock Warning Switch Malfunction
- DTC B2784: Transponder Key Coil Malfunction
- DTC B2793: Transponder Chip Malfunction
- DTC B2794: Unmatched Encryption Code
- DTC B2795: Unmatched Key Code
- DTC B2796: No Communication in Immobilizer system
- DTC B2797: Communication Malfunction No. 1
- DTC B2798: Communication malfunction No. 2
- DTC B2799/99: Engine Immobilizer System Malfunction
- Power Source Circuit
- Security Indicator Light Circuit
- Diagnosis Circuit