Terminals and Reference Value for Combination Meter

COMBINATION METER TERMINALS AND REFERENCE VALUE

Terminal No.	Wire color	Item	Condition		Reference value (V) (Approx.)
			Ignition switch	Measurement method
1	O	Seat belt buckle switch LH	ON	Unfastened (ON)	0
				Fastened (OFF)	Battery voltage
21	L/W	TX communication line (From unified meter and A/C amp.)	ON	-
22	BR/Y	RX communication line (To unified meter and A/C amp.)	ON	-
23	O	Ignition switch ON or START	ON	-	Battery voltage
24	Y/R	Battery power supply	OFF	-	Battery voltage