Subaru Legacy III (2000-2003 year). Manual - part 71

EX(H4SO)-2

EXHAUST

GENERAL DESCRIPTION

1. General Description

A: COMPONENT

EX-00104

( 1 )

( 2 )

( 3 )

( 4 )

( 5 )

( 6 )

( 7 )

( 8 )

( 9 )

(10)

(11)

(12)

(13)

(14)

(15)

(16)

(17)

(18)

(19)

(19)

(19)

(20)

(21)

(22)

(23)

(24)

(24)

T2

T1

T5

T2

T2

T3

T5

T4

T4

T4

T6

EX(H4SO)-3

EXHAUST

GENERAL DESCRIPTION

(1) Upper front exhaust pipe cover

(12) Upper rear catalytic converter 

cover

(23) Rear oxygen sensor

(2) Lower front exhaust pipe cover

(24) Gasket

(3) Front exhaust pipe

(13) Lower rear catalytic converter 

cover

(4) Front oxygen (A/F) sensor

Tightening torque: N·m (kgf-m, ft-lb)

(5) Front catalytic converter

(14) Rear catalytic converter

T1: 8 (0.8, 5.8)

(6) Upper front catalytic converter 

cover

(15) Center exhaust pipe

T2: 13 (1.3, 9.4)

(16) Spring

T3: 18 (1.8, 13.0)

(7) Lower front catalytic converter 

cover

(17) Rear exhaust pipe

T4: 30 (3.1, 22.4)

(18) Gasket

T5: 35 (3.6, 26.0)

(8) Clamp

(19) Cushion rubber

T6: 48 (4.9, 35.4)

(9) Upper center exhaust pipe cover

(20) Muffler

(10) Lower center exhaust pipe cover

(21) Self-locking nut

(11) Gasket

(22) Protector

EX(H4SO)-4

EXHAUST

GENERAL DESCRIPTION

B: CAUTION

• Wear working clothing, including a cap, protec-
tive goggles, and protective shoes during opera-
tion.
• Remove contamination including dirt and corro-
sion before removal, installation or disassembly.
• Keep the disassembled parts in order and pro-
tect them from dust or dirt.
• Before removal, installation or disassembly, be
sure to clarify the failure. Avoid unnecessary re-
moval, installation, disassembly, and replacement.
• Be careful not to burn your hands, because each
part on the vehicle is hot after running.
• Be sure to tighten fasteners including bolts and
nuts to the specified torque.
• Place shop jacks or safety stands at the specified
points.
• Before disconnecting electrical connectors of
sensors or units, be sure to disconnect ground ca-
ble from battery.

EX(H4SO)-5

EXHAUST

FRONT EXHAUST PIPE

2. Front Exhaust Pipe

A: REMOVAL

1) Disconnect battery ground cable.

2) Disconnect front oxygen (A/F) sensor connector.

3) Disconnect rear oxygen sensor connector.

4) Lift-up the vehicle.
5) Separate front and center exhaust pipe assem-
bly from rear exhaust pipe.

WARNING:
Be careful, exhaust pipe is hot.

6) Remove under cover.<Ref. to EI-13, REMOVAL,
Front Under Cover.>
7) Remove nuts which hold front exhaust pipe onto
cylinder heads.

CAUTION:
Be careful not to pull down front and center ex-
haust pipe assembly.

8) Remove bolt which installs front and center ex-
haust pipe assembly to hanger bracket.

9) Remove front and center exhaust pipe assembly
from the vehicle.

CAUTION:
• Be careful not to let front and center exhaust
pipe assembly fall off when removing as it is
quite heavy.
• After removing front and center exhaust as-
sembly, do not apply excessive pulling force on
rear exhaust pipe.
10) Separate front exhaust pipe from center ex-
haust pipe.

FU-00009

EX-00029

EX-00030

FU-00455

EX-00066

EX-00049

EX-00050