Subaru Legacy BN/BS (2015-2019) Service Manual: Electrical specification

Subaru Legacy BN/BS (2015-2019) Service Manual / Tire pressure monitoring system (diagnostics) / Control module i o signal / Electrical specification

Terminal No.	Content	Measured value and measuring conditions	Remarks
1	—	—	—
2	—	—	—
3	—	—	—
4	Ignition power supply	10 — 13 V (when the ignition switch is ON)	—
5	GND	0 V (always)	—
6	Battery power supply	10 — 13 V (always)	Without push button start system
7	—	—	—
8	—	—	—
9	—	—	—
10	—	—	—
11	Body integrated unit communication line	—	—
12	—	—	—

Wiring diagram

Refer to “Tire Pressure Monitoring System” in the wiring diagram. Tire Pressure Monitoring System > WIRING DIAGRAM ...

Diagnostic procedure with diagnostic trouble code (dtc)

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Other materials:

SRS airbag (Supplemental Restraint System airbag)
*SRS: This stands for Supplemental Restraint System. This name is used because the airbag system supplements the vehicle's seatbelts. Your vehicle is equipped with a supplemental restraint system in addition to a lap/shoulder belt at each front seating position and each rear window-side sea ...