DTC B2781: Open / Short in Steering Lock ECU; DTC B2782: Power Source Control ECU Malfunction; DTC B2788: IG2 Signal Malfunction [01/2023 - ]: Description
As this DTC is not normally output, it may be due to noise in the LIN communication system, etc.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | Note |
|---|---|---|---|---|
| B2781 | Open / Short in Steering Lock ECU | Noise in the LIN communication system, etc. | ID code box (immobilizer code ECU) | DTC Output Confirmation Operation:
|
| B2782 | Power Source Control ECU Malfunction | Noise in the LIN communication system, etc. | ID code box (immobilizer code ECU) | DTC Output Confirmation Operation:
|
| B2788 | IG2 Signal Malfunction | Noise in the LIN communication system, etc. | ID code box (immobilizer code ECU) | DTC Output Confirmation Operation:
|
VEHICLE CONDITION AND FAIL-SAFE FUNCTION WHEN MALFUNCTION DETECTED
| DTC Code | Vehicle Condition when Malfunction Detected | Fail-safe Function when Malfunction Detected |
|---|---|---|
| B2781 | The engine cannot be started. | Prohibits the engine from being started (the engine does not crank). |
| B2782 | The engine cannot be started. | Prohibits the engine from being started (the engine does not crank). |
| B2788 | The engine cannot be started. | - |
RELATED DATA LIST AND ACTIVE TEST ITEMS
| DTC No. | Data List and Active Test |
|---|---|
| B2781 B2782 B2788 |
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