Subaru Legacy III (2000-2003 year). Manual - part 831

PS-12

POWER ASSISTED SYSTEM (POWER STEERING)

GENERAL DESCRIPTION

3. OIL PUMP

NOTE:
The illustration except for 3.0 L and Turbo model is shown below. (Not shown for 3.0 L and Turbo model be-
cause it cannot be disassembled.)

(1) Pulley

(7) Cam ring

(13) Rear body

(2) Oil seal

(8) Circlip

(14) Pressure swtich

(3) Front casing

(9) Straight pin

(15) Connector

(4) O-ring

(10) Rotor

(5) Socket

(11) O-ring

Tightening torque: N·m (kgf-m, ft-lb)

(6) Pressure plate

(12) Seal ring

T1: 27.5 (2.8, 20.3)

T2: 63.5 (6.48, 47)

PS-00277

( 1 )

( 2 )

( 3 )

( 4 )

( 5 )

( 6 )

( 6 )

( 7 )

( 8 )

( 9 )

(10)

(11)

(11)

(12)

(13)

(14)

(15)

T2

T1

PS-13

POWER ASSISTED SYSTEM (POWER STEERING)

GENERAL DESCRIPTION

C: CAUTION

• This section includes Airbag related repair
works. For those corresponding to the repair proce-
dures, read carefully CAUTION items in AB section
before working and be sure to follow the instruc-
tions.
• 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.
• Use SUBARU genuine steering fluid, grease etc.
or the equivalent. Do not mix steering fluid, grease
etc. with that of another grade or from other manu-
facturers.
• Be sure to tighten fasteners including bolts and
nuts to the specified torque.
• Place shop jacks or safety stands at the specified
points.
• Apply steering fluid onto sliding or revolution sur-
faces before installation.
• Before installing O-rings or snap rings, apply suf-
ficient amount of steering fluid to avoid damage
and deformation.
• Before securing a part on a vise, place cushion-
ing material such as wood blocks, aluminum plate,
or shop cloth between the part and the vise.

PS-14

POWER ASSISTED SYSTEM (POWER STEERING)

GENERAL DESCRIPTION

D: PREPARATION TOOL

1. SPECIAL TOOLS

ILLUSTRATION

TOOL NUMBER

DESCRIPTION

REMARKS

925700000

WRENCH

• Used for removing and installing tie-rod.
• Apply this tool to rack.

925711000

PRESSURE 
GAUGE

Used for measuring oil pump pressure.

926200000

STAND

Used when inspecting characteristic of gearbox 
assembly and disassembling it.

34099AC010

ADAPTER HOSE A

Used with PRESSURE GAUGE (925711000).

ST-925700000

ST-925711000

ST-926200000

ST34099AC010

PS-15

POWER ASSISTED SYSTEM (POWER STEERING)

GENERAL DESCRIPTION

34099AC020

ADAPTER HOSE B

Used with PRESSURE GAUGE (925711000).

926230000

SPANNER

• For the lock nut when adjusting backlash of 
gearbox.
• Measurement of rotating resistance of gear-
box assembly.

34199AE020

MOUNT

Used for disassembling oil pump.

34199AE030

INSTALLER

Used for installing oil seal into oil pump.

ILLUSTRATION

TOOL NUMBER

DESCRIPTION

REMARKS

ST34099AC020

ST-926230000

ST34199AE020

ST34199AE030