DTC U0433:00 [DYNAMIC STABILITY CONTROL (DSC)]


id0402b2905400

DTC
U0433:00
Abnormal message from laser sensor
DETECTION CONDITION
•  Correct data cannot be received from laser sensor
FAIL-SAFE FUNCTION
•  Illuminates the Smart Brake Support/Smart City Brake Support (SBS/SCBS) indicator light (amber).
•  Inhibits the Smart City Brake Support (SCBS) control.
POSSIBLE CAUSE
•  Laser sensor malfunction
SYSTEM WIRING DIAGRAM
Not applicable

Diagnostic procedure

STEP

INSPECTION

ACTION

1
INSPECT FOR LASER SENSOR MALFUNCTION
•  Switch the ignition to off.
•  Using the M-MDS, perform the DTC inspection for the laser sensor.
•  Are any DTCs detected?
Yes
Go to applicable DTC inspection.
No
Go to the next step.
2
VERIFY THAT THE SAME DTC IS NOT PRESENT
•  Clear the DTCs from the memory.
•  Are the same DTCs present?
Yes
Repeat the inspection from Step 1.
If the malfunction recurs, replace the laser sensor, then go to the next step.
No
Go to the next step.
3
VERIFY THAT NO OTHER DTCS ARE PRESENT
•  Are any other DTCs output?
Yes
Go to the applicable DTC inspection.
No
DTC troubleshooting completed.