Electrical Specification

Fig 1: Identifying MFD Control Module Connector Terminals

Courtesy of SUBARU OF AMERICA, INC.

Terminal No.	Content	Measuring condition	Standard
(i122) No. 1	-	-	-
(i122) No. 2	-	-	-
(i122) No. 3	-	-	-
(i122) No. 4	-	-	-
(i122) No. 5	-	-	-
(i122) No. 6	-	-	-
(i122) No. 7	-	-	-
(i122) No. 8	-	-	-
(i122) No. 9	-	-	-
(i122) No. 10	-	-	-
(i122) No. 11	-	-	-
(i122) No. 12	-	-	-
(i122) No. 13	-	-	-
(i122) No. 14	-	-	-
(i122) No. 15	MFD SW +	When the battery is connected	When MFD SW pushed: 0 V (1.3 V or less) Other than when MFD SW pushed: 3.3 V (2.3 V or more)
(i122) No. 16	-	-	-
(i122) No. 17	-	-	-
(i122) No. 18	-	-	-
(i122) No. 19	CAN-H	-	-
(i122) No. 20	CAN-L	-	-
(i122) No. 21(+) ←→ Chassis ground (-)	GND	Always	0 V
(i122) No. 22	-	-	-
(i122) No. 23(+) ←→ Chassis ground (-)	Ignition power supply	Ignition switch ON	Battery voltage
(i122) No. 24(+) ←→ Chassis ground (-)	Battery power supply	When the battery is connected	Battery voltage