DTC Detection Logic
NOTE:
- If DTC B2557 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to "BCM : DTC LOGIC ".
- If DTC B2557 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to "BCM : DTC LOGIC ".
DTC DETECTION LOGIC CHART
| DTC | Self-diagnosis name | DTC detecting condition | Possible causes |
|---|---|---|---|
| B2557 | VEHICLE SPEED | BCM detects the following difference between the vehicle speed from "unified meter and A/C amp" and the one from "ABS actuator and electric unit" for 10 seconds continuously
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