Subaru Legacy III (2000-2003 year). Manual - part 286

LU(H6DO)-4

LUBRICATION

GENERAL DESCRIPTION

B: COMPONENT

LU-00109

( 1 )

( 2 )

( 3 )

( 4 )

( 5 )

( 6 )

( 6 )

( 7 )

( 7 )

( 7 )

( 7 )

( 7 )

( 7 )

( 8 )

( 8 )

( 8 )

( 8 )

( 9 )

(10)

(11)

(12)

(13)

(14)

(15)

(16)

(17)

(18)

(19)

(20)

(20)

(21)

(22)

(23)

T1

T1

T1

T3

T3

T3

T3

T6

T4

T1

T2

T1

T1

T8

T8

T3

T5

T7

LU(H6DO)-5

LUBRICATION

GENERAL DESCRIPTION

(1) Oil pan lower

(13) Relief valve case gasket

Tightening torque: N·m (kgf-m, ft-lb)

(2) Magnet

(14) Chain guide (center)

T1: 6.4 (0.65, 4.7)

(3) Drain plug

(15) Crank sprocket

T2: 7.8 (0.80, 5.8)

(4) Gasket

(16) Oil pump cover

T3: 18 (1.8, 13)

(5) Oil cooler pipe

(17) Inner rotor

T4: 25 (2.5, 18)

(6) Hose

(18) Outer rotor

T5: 34 (3.5, 25)

(7) Clamp

(19) Oil pan upper

T6: 37 (3.8, 27)

(8) O-ring

(20) Plug

T7: 44 (4.5, 33)

(9) Oil cooler

(21) Oil pressure switch

T8: 54 (5.5, 40)

(10) Connector

(22) Plug

(11) Oil filter

(23) Oil strainer

(12) Relief valve case

LU(H6DO)-6

LUBRICATION

GENERAL DESCRIPTION

C: 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 in 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.

D: PREPARATION TOOL

ILLUSTRATION

TOOL NUMBER

DESCRIPTION

REMARKS

499977100

CRANK PULLEY 
WRENCH

Used for stopping rotation of crankshaft pulley 
when loosening and tightening crankshaft pulley 
bolt.

498547000

OIL FILTER 
WRENCH

Used for removing and installing oil filter.

ST-499977100

ST-498547000

LU(H6DO)-7

LUBRICATION

OIL PRESSURE SYSTEM

2. Oil Pressure System

A: SCHEMATIC

LU-00145

B:

i11

B21

A:

i10

C:

i12

1 2 3 4 5 6 7

8 9 10 11 12 13 14

15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

1 2

3 4

5

6 7

8

9 10

11 12

13

14 15

16

17 18

19 20

B36

B4 B5 B6

A4 A5 A6

C5 C6

F6

D4 D5 D6

F1

H1

C4

G6

G1

C2

K1

M1 M2

K6

L1

D1 D2

A1 A2
B1 B2

I6

J6

L2

I1

J1

H6

M4 M5 M6

L4 L5 L6 

N5 N6

O4 O5 O6

N4

P4 P5

N2

O1 O2

P1 P2

N3

O3

P3

P6

A3

B3

C3

E4 E5 E6

E1 E2

OIL PRESSURE

W

ARNING LIGHT

B5

B5

15

i1

B36

E2

E11

B21

OIL PRESSURE

SWITCH

NO.5

IGNITION

RELAY

SMJ

COMBINATION

METER

BATTERY

A8

i10

A:

B:

i11

C:

i12

1 2 3 4

5 6 7

8 9 10 11 12 13 14 15 16

1 2 3

8

9 10

4

11 12 13

14 15 16

5 6 7

17 18

1

*

LHD : C10
RHD : B8

1

*