DTC B10AD:49 [BCM]


id0902f5951400

DESCRIPTION

Rain sensor internal malfunction

DETECTION CONDITION
•  BCM receives the error signal from rain sensor continuously for 10 times.
POSSIBLE CAUSE
•  Rain sensor malfunction
•  BCM malfunction

Diagnostic Procedure

STEP

INSPECTION

ACTION

1
CONFIRM BCM DTC
•  Clear the DTC using the M-MDS.
•  Perform the BCM DTC inspection using the M-MDS.
•  Is the same DTC present?
Yes
Go to the next step.
No
Go to Step 4.
2
PERFORM DTC INSPECTION AND VERIFY THAT MALFUNCTIONING PART IS RAIN SENSOR
•  Clear the DTC using the M-MDS.
•  Perform the BCM DTC inspection using the M-MDS.
•  Is the same DTC present?
Yes
Replace the rain sensor, then go to the next step.
No
Go to Step 4.
3
VERIFY TROUBLESHOOTING COMPLETED
•  Clear the DTC using the M-MDS.
•  Perform the BCM DTC inspection using the M-MDS.
•  Is the same DTC present?
Yes
Replace the BCM, then go to the next step.
No
Go to the next step.
4
VERIFY THAT NO OTHER DTCs ARE PRESENT
•  Are any DTCs present?
Yes
Go to the applicable DTC inspection.
No
DTC troubleshooting completed.