Terminals and Reference Value for BCM

WARNING: This page is about a different car, the 2005 Nissan Frontier. However, it is still accessible from the selected car via links, so may be relevant.

BCM TERMINALS AND REFERENCE VALUE

Terminal	Wire Color	Item	Condition	Voltage (V) (Approx.)
7	GR	Front door lock assembly LH (key cylinder switch) (unlock)	OFF (neutral) --> ON (unlocked)	5 --> 0
8	SB	Front door lock assembly LH (key cylinder switch) (lock)	OFF (neutral) --> ON (locked)	5 --> 0
12	LG	Front door switch RH (All)	Door open (ON) --> Door close (OFF)	0 --> Battery voltage
		Rear door switch lower RH (King Cab)
		Rear door switch upper RH (King Cab)
13	L	Rear door switch RH (Crew cab)	Door close (OFF) --> Door open (ON)	Battery voltage --> 0
37	B	Key switch (insert)	Key inserted in IGN key cylinder (ON) --> Key removed from IGN key cylinder (OFF)	Battery voltage --> 0
39	L	CAN-H	-	-
40	P	CAN-L	-	-
45	V	Lock switch signal	Door lock and unlock switch (neutral) --> Door lock and unlock switch (locked)	Battery voltage --> 0
46	LG	Unlock switch signal	Door lock and unlock switch (neutral) --> Door lock and unlock switch (unlocked)	Battery voltage --> 0
47	GR	Front door switch LH (All)	Door open (ON) --> Door close (OFF)	0 --> Battery voltage
		Rear door switch lower LH (King Cab)
		Rear door switch upper LH (King Cab)
48	P	Rear door switch LH (Crew cab)	Door close (OFF) --> Door open (ON)	Battery voltage --> 0
57	R/Y	Power source (BAT)	-	Battery voltage
59	GR	Front door lock assembly LH (unlock)	Door lock and unlock switch (neutral --> unlocked)	0 --> Battery voltage
65	V	All door lock actuators (lock)	Door lock and unlock switch (neutral --> lock)	0 --> Battery voltage
66	L	Front door lock actuator RH and rear door lock actuators LH/RH (unlock)	Door lock and unlock switch (neutral --> unlocked)	0 --> Battery voltage
67	B	Ground	-	0
70	W	Power source (BAT)	-	Battery voltage