ENGINE IMMOBILISER SYSTEM DIAGNOSTIC TROUBLE CODE CHART
Tech Tips
If a trouble code is output during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the "See page" below.
| DTC Code | Detection Item | Detection Enabling Condition (DTC Output Confirmation Operation) | See page |
|---|---|---|---|
| B2780 | Push Switch / Key Unlock Warning Switch Malfunction | Insert the key into the ignition key cylinder | |
| B2784 | Antenna Coil Open / Short | Insert the key into the ignition key cylinder. | |
| B2793 | Transponder Chip Malfunction | Insert the key into the ignition key cylinder. | |
| B2794 | Unmatched Encryption Code | Insert the key into the ignition key cylinder. | |
| B2795 | Unmatched Key Code | Insert the key into the ignition key cylinder. | |
| B2796 | No Communication in Immobiliser System | Insert the key into the ignition key cylinder. | |
| B2797 | Communication Malfunction No. 1 | Insert the key into the ignition key cylinder. | |
| B2798 | Communication Malfunction No. 2 | Insert the key into the ignition key cylinder. |
| DTC Code | Detection Item | Detection Enabling Condition (DTC Output Confirmation Operation) | See page |
|---|---|---|---|
| B2799 | Engine Immobiliser System Malfunction | Either condition is met: - 10 seconds after an engine start operation is performed (an engine start operation refers to turning the ignition switch to ON). If there is a alfunction, the engine tops (communication begins within 3 seconds of the engine start operation being performed, and DTCs are stored after 6 seconds). - 10 seconds after the ignition switch is turned to ON after reconnecting the cable to the negative (-) battery terminal (communication begins within 3 seconds of the ignition switch being turned to ON, and DTCs are stored after 6 seconds). |
|
| B279A | Theft Deterrent System Communication Line High Fixation | Turn the ignition switch to ON and wait 6 seconds. | |
| B279C | Theft Deterrent System Presence Detection | Check for DTCs. |