Terminal And Reference Values For Front Air Control

WARNING: This page is about a different car, the 2009 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.

VOLTAGE SPECIFICATION

Terminal No.	Wire color	Item	Ignition switch	Condition		Voltage (V) (Approx.)
1	W	Power supply for BAT	-	-		12
2	BR	Power supply for IGN	Courtesy of NISSAN MOTOR CO., U.S.A.	-		12
3	B	Ground	-	-		0
18	P	A/C LAN signal (with A/C)	Courtesy of NISSAN MOTOR CO., U.S.A.	-		5.5
19	Y	A/C PD Cut (with A/C)		-		5
20	GR	Sensor ground		-		0
21	Y	Power supply for IGN		-		12
22	O	Power supply for mode door motor, intake door motor, and air mix door motor		-		12
23	R	Light (+)		Lighting switch	OFF	0
23	R	Light (+)		Lighting switch	1st position	12
24	V	Light (-)		-		0
36	R	Blower motor feed back		Fan speed	Low	7 - 10
37	L	Fan control AMP. control signal			Any speed except high	2.5 - 3
37	L	Fan control AMP. control signal			High	9 - 10
38	LG	Rear defrost ON signal	Courtesy of NISSAN MOTOR CO., U.S.A.	Defroster switch	ON	0
38	LG	Rear defrost ON signal		Defroster switch	OFF	5
39	SB	Fan ON signal		Fan	ON	0
39	SB	Fan ON signal		Fan	OFF	5
40	G	Compressor ON signal (with A/C)	Courtesy of NISSAN MOTOR CO., U.S.A.	Compressor	ON	0
40	G	Compressor ON signal (with A/C)	Courtesy of NISSAN MOTOR CO., U.S.A.	Compressor	OFF	5