DTC B1907 Rain Sensor Fault3: DTC Detecting Condition

DTC DETECTING CONDITION CHART

Item	Detecting Condition	Possible cause
DTC Strategy	Check the signal between BCM and rain sensor	The rain sensor doesn't receive message from BCM for more than 0.5s.
Enable Conditions	When no signal from BCM
Threshold Value	Output signal with duty cycle 52.4% ± 3%
Diagnostic Time	0.5 s