DTC Detection Logic
NOTE:
- If DTC B2557 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to DTC LOGIC
.
- If DTC B2557 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to DTC LOGIC
.
DTC DETECTION LOGIC TABLE
| 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
- One is 10 km/h (6.2 MPH) or more and the other is 4 km/h (2.5 MPH) or less.
|
- Wheel sensor
- Unified meter and A/C amp.
- ABS actuator and electric unit (control unit)
|