B2557

B2557 VEHICLE SPEED

DTC Logic


DTC DETECTION LOGIC

NOTE:
- If DTC B2557 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
"DTC Logic" Body Control System.
- If DTC B2557 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
"DTC Logic" Body Control System.






DTC CONFIRMATION PROCEDURE


1. PERFORM DTC CONFIRMATION PROCEDURE

1.Set vehicle to READY and wait 10 seconds or more.
2.Drive vehicle at a vehicle speed of 10 km/h (6.2 MPH) or more for 10 seconds or more.
3.Check DTC in "Self Diagnostic Result" mode of "BCM" using CONSULT.
Is DTC detected?
YES- Go to "Diagnosis Procedure" .
NO- INSPECTION END


Diagnosis Procedure


1. CHECK DTC OF ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)

Check DTC in "Self Diagnostic Result" mode of "ABS" using CONSULT.
Is DTC detected?
YES- Perform the trouble diagnosis related to the detected DTC.
NO- GO TO 2.

2. CHECK DTC OF COMBINATION METER

Check DTC in "Self Diagnostic Result" mode of "METER/M&A" using CONSULT.
Is DTC detected?
YES- Perform the trouble diagnosis related to the detected DTC.
NO- GO TO 3.

3. CHECK INTERMITTENT INCIDENT

Refer to "Intermittent Incident" Intermittent Incident.
- INSPECTION END