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)

...

Other materials:

Secondary pressure (line pressure) test inspection
CAUTION:• Directly after the vehicle has been running or the engine has been idling for a long time, the CVTF is hot. Be careful not to burn yourself.• Make sure no other person is around the vehicle during secondary pressure (line pressure) test measurement.• After performing the ...