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

A1

—

—

—

A2

—

—

—

A3

LED GREEN

—

—

A4 ←> Chassis ground

i-button

i-button OFF > ON

1 M- or more > less than 1 -

A5 ←> Chassis ground

SOS button

SOS button OFF > ON

1 M- or more > less than 1 -

A6

—

—

—

A7

CAN L

—

—

A8

Ignition power supply

Ignition switch OFF > ON

Less than 1 V > 9 — 16 V

A9

—

—

—

A10

Battery power supply

Always

9 — 16 V

A11

—

—

—

A12

—

—

—

A13

LED RED

—

—

A14 ←> Chassis ground

GND

Always

Less than 1 -

A15

—

—

—

A16

—

—

—

A17

CAN H

—

—

A18

Airbag communication line

—

—

A19

MUTE

—

—

A20 ←> Chassis ground

ACC

Ignition switch OFF > ACC ON

Less than 1 V > 9 — 16 V

B1

Front speaker input LH −

—

—

B2

Front speaker output LH −

—

—

B3

Front speaker input RH −

—

—

B4

Front speaker output RH −

—

—

B5

MIC signal OUT

—

—

B6

MIC signal

—

—

B7

MIC DET

—

—

B8

MIC 5 V

—

—

B9

Front speaker input LH +

—

—

B10

Front speaker output LH +

—

—

B11

Front speaker input RH +

—

—

B12

Front speaker output RH +

—

—

B13 ←> Chassis ground

MIC GND OUT

Always

Less than 1 -

B14

MIC GND IN

—

—

B15

—

—

—

B16

—

—

—