Terminals and Reference Values for BCM

BCM TERMINALS AND REFERENCE VALUES

Terminal No.	Wire color	Item	Condition			Reference value
			Ignition switch	Operation or condition
4	P	Front washer switch signal	ON	Front washer switch	ON	Approx. 0 V
					OFF	Battery voltage
9	OR	Front wiper switch INT signal	ON	Front wiper switch	INT	Approx. 0 V
					OFF	Approx. 8 V
48	GY/L	Intermittent wiper volume signal	ON	Wiper intermittent interval	Long	Approx. 3.6 V
					Short	Approx. 0 V
49	P/L	Vehicle speed signal (2-pulse)	ON	Vehicle speed approx. 40 km/h (25 MPH)
56	B	Ground	ON	-		Approx. 0 V
68	W/B	Ignition switch (ON)	ON	-		Battery voltage
105	Y/L	Battery power supply	OFF	-		Battery voltage
113	B	Ground	ON	-		Approx. 0 V
124	SB	Front wiper auto stop signal	ON	Front wiper is moving.		Approx. 0 V
				Front wiper is stopped.		Battery voltage
126	L	Front wiper HI signal	ON	Front wiper switch: INT position (HI operation when water is sprinkled on rain sensor)		Approx. 0 V
128	R/Y	Front wiper motor operation signal	ON	Front wiper switch: INT position (Wiper dial position 4)
134	B/R	Rain sensor signal	ON	Front wiper switch: INT position (Front wiper is stopped.)
				Front wiper switch: INT position (Wiper is moving when water is sprinkled on rain sensor.)