Terminals and Reference Value for Combination Meter

TERMINALS AND REFERENCE VALUE FOR COMBINATION METER

Terminal No.	Wire color	Item	Condition		Reference value (Approx.)
			Ignition switch	Operation or condition
9	B	Ground	ON	-	0 V
10
11
12	BR	Ignition switch ON or START	ON	-	Battery voltage
15	R	RX communication line (From unified meter and A/C amp.)	ON	-
16	G	TX communication line (To unified meter and A/C amp.)	ON	-
23	W/G	Battery power supply	OFF	-	Battery voltage