Electrical Specification

Fig 1: Control Module I/O Signal Connector End View

Courtesy of SUBARU OF AMERICA, INC.

Terminal No.	Content	Measuring condition	Standard
1 ←→ Chassis ground	Battery power supply	Always	8 - 16 V
2 ←→ Chassis ground	Ignition power supply (main)	Ignition switch ON	8 - 16 V
3	-	-	-
4	-	-	-
5	-	-	-
6	CAN H (CAN communication line)	-	-
7	CAN L (CAN communication line)	-	-
8	-	-	-
9	-	-	-
10	-	-	-
11	AUDIO (UART communication line)	-	-
12	WARNING BOX (UART communication line)	-	-
13	-	-	-
14	Washer fluid level sensor	-	-
15	-	-	-
16	-	-	-
17	Charge warning light	-	-
18	Oil pressure warning light	-	-
19	Security indicator	-	-
20	←→ Chassis ground	GND Always	Less than 1 Ω
21	RH turn indicator	-	-
22	LH turn indicator	-	-
23	←→ 24 Ambient sensor (+)	Always	1 - 35 Ω
24	Ambient sensor (-)	-	-
25←→ 26	Fuel level sensor (+)	Always	10 - 600 Ω
26	Fuel level sensor (-)
27	-	-	-
28	-	-	-
29	Illumination control switch (GND)	-	-
30	Illumination control switch (VR)	-	-
31	Illumination control switch (+)	-	-
32	Bright switch signal input	-	-
33	Bright switch signal output	-	-
34	Illumi. (-) PWM	-	-
35	-	-	-
36	-	-	-
37 ←→ Chassis ground	SI-X switch	Switch ON	Continuity exists
38 ←→ Chassis ground	TFT switch	Switch ON	Continuity exists
39	-	-	-
40	GND	Always	Less than 1 Ω