Subaru Legacy (2005 year). Manual — part 947

COMMUNICATION SYSTEM

COM

Page

1.

General Description . . . . . . . . . . . . . . . . . . . . . 2

2.

Horn System . . . . . . . . . . . . . . . . . . . . . . . ...3

3.

Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

4.

Horn Switch. . . . . . . . . . . . . . . . . . . . . . . . .5

COM-2

Vehicle-id:
SIE-id:S904001a03:A:CAUTION
∼

COMMUNICATION SYSTEM

General Description

1. General Description

A: CAUTION

• Before disassembling or reassembling parts, al-
ways disconnect the battery ground cable from bat-
tery. When replacing audio, control module, and
other parts provided with memory functions, record
memory contents before disconnecting the battery
ground cable. Otherwise, the memory will be
erased.
• Reassemble in reverse order of disassembly, un-
less otherwise indicated.
• Adjust parts to the given specifications.
• Connect the connectors securely during reas-
sembly.
• After reassembly, make sure functional parts op-
erate smoothly.

B: PREPARATION TOOL

1. GENERAL TOOLS

TOOL

NAME

REMARKS

Circuit
tester

Used for measuring resistance and voltage.

TORX

®

BIT

T30

Used for removing and installing driver’s air-
bag module.

COM-3

COMMUNICATION SYSTEM

Horn System

2. Horn System

A: WIRING DIAGRAM

1. HORN

<Ref. to WI-294, WIRING DIAGRAM, Horn Sys-
tem.>

B: INSPECTION

1. HORN RELAY

Measure the horn relay resistance between termi-
nals (indicated in table below) when connecting the
terminal No. 4 to battery positive terminal and ter-
minal No. 3 to battery ground cable.

Current

Terminal No.

Standard

Flow

1 and 2

Less than 1

Ω

No Flow

More than 1 M

Ω

COM00001

(1)

(2)

(1)

(4)

(2)

(3)

(3)

(4)

COM-4

Vehicle-id:
SIE-id:S904437a18:A:REMOVAL
∼

COMMUNICATION SYSTEM

Horn

3. Horn

A: REMOVAL

1) Disconnect the ground cable from battery.
2) Remove the two clips and turn up the lower mud
guard RH.

3) Remove the horn bracket mounting bolt (A).
4) Disconnect the harness connector and remove
the horn assembly (B).

B: INSTALLATION

Install in the reverse order of removal.

C: INSPECTION

With 12 V direct current supplied between horn ter-
minals, check that the horn sounds properly.

LI-00288

COM00016

(B)

(A)

COM00020