Terminals and Reference Values for IPDM E/R

WARNING: This page is about a different car, the 2008 Infiniti M45 and 2008 Infiniti M35. However, it is still accessible from the selected car via links, so may be relevant.

TERMINALS AND REFERENCE VALUES CHART

Terminal No.	Wire color	Signal name	Measuring condition			Reference value
Terminal No.	Wire color	Signal name	Ignition switch	Operation or condition		Reference value
20	R	Headlamp low (RH)	ON	Lighting switch 2ND position	OFF	Approx. 0 V
20	R	Headlamp low (RH)	ON	Lighting switch 2ND position	ON	Battery voltage
21	R/L	Parking, license plate, and tail lamp	ON	Lighting switch 1ST position	OFF	Approx. 0 V
21	R/L	Parking, license plate, and tail lamp	ON	Lighting switch 1ST position	ON	Battery voltage
27	BR	Headlamp high (RH)	ON	Lighting switch HIGH or PASSING position	OFF	Approx. 0 V
27	BR	Headlamp high (RH)	ON	Lighting switch HIGH or PASSING position	ON	Battery voltage
28	R/Y	Headlamp high (LH)	ON	Lighting switch HIGH or PASSING position	OFF	Approx. 0 V
28	R/Y	Headlamp high (LH)	ON	Lighting switch HIGH or PASSING position	ON	Battery voltage
30	R/B	Headlamp low (LH)	ON	Lighting switch 2ND position	OFF	Approx. 0 V
30	R/B	Headlamp low (LH)	ON	Lighting switch 2ND position	ON	Battery voltage
38	B	Ground	ON	-		Approx. 0 V
49	L	CAN - H	-	-		-
50	P	CAN - L	-	-		-
51	B	Ground	ON	-		Approx. 0 V