Diagnostic Trouble Code Chart
WARNING: This page is about a different car, the 2004 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.
- TRANSPONDER KEY ECU DIAGNOSTIC TROUBLE CODE CHART
- ECM DIAGNOSTIC TROUBLE CODE CHART NOTE: The DTC for the immobilizer system is specified. If the other codes are output, check the DTC chart of the engine control system.
DIAGNOSTIC TROUBLE CODES (DTC) LIST
| DTC | Description |
|---|---|
| DTC B2780 | PUSH SWITCH/KEY UNLOCK WARNING SWITCH MALFUNCTION CIRCUIT DESCRIPTION |
| DTC B2784 | ANTENNA COIL OPEN/SHORT |
| DTC B2793 | TRANSPONDER CHIP MALFUNCTION |
| DTC B2794 | UNMATCHED ENCRYPTION CODE |
| DTC B2795 | UNMATCHED KEY CODE |
| DTC B2796, B2798 | NO COMMUNICATION IN IMMOBILIZER SYSTEM & COMMUNICATION MALFUNCTION NO. 2 |
| DTC B2797 | COMMUNICATION MALFUNCTION NO.1 |
| DTC B2799 | ENGINE IMMOBILIZER SYSTEM MALFUNCTION |