Diagnostic Trouble Code Chart
WARNING: This page is about a different car, the 2004 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC TROUBLE CODE CHART
| DTC | Description |
|---|---|
| DTC B2780 | PUSH SWITCH/KEY UNLOCK WARNING SWITCH MALFUNCTION |
| DTC B2793 | TRANSPONDER CHIP MALFUNCTION |
| DTC B2794 | UNMATCHED ENCRYPTION CODE |
| DTC B2795 | UNMATCHED KEY CODE |
| DTC B2796, B2798 | NO COMMUNICATION IN IMMOBILIZER SYSTEM |
| DTC B2797 | COMMUNICATION MALFUNCTION NO. 1 |
| DTC B2799 | ENGINE IMMOBILIZER SYSTEM MALFUNCTION |
- STEERING LOCK ECU DTC CHART
- ECM DTC CHART NOTE: The DTCs for the immobilizer system are specified above. If the other codes are output, check the DTCs chart for the engine control system.