Subaru Legacy 2003 Service Manual page 1799

LUBRICATION
4. Oil Pump
A: REMOVAL
1) Disconnect battery ground cable.
2) Lift-up the vehicle.
3) Remove under cover.
4) Remove bolts which install water pipe of oil cool-
er onto oil pump. (MT model)
5) Remove water pipe and hose between water
pipe and oil cooler. (MT model)
6) Lower the vehicle.
7) Remove radiator. <Ref. to CO(H4DOSTC)-23,
REMOVAL, Radiator.>
8) Remove crankshaft position sensor.
9) Remove V-belts. <Ref. to ME(H4DOSTC)-42,
REMOVAL, V-belt.>
10) Remove rear side V-belt tensioner.
OIL PUMP
11) Remove crankshaft pulley by using ST.
ST 499977100
ST 499977400
FU-00009
12) Remove
CO(H4DOSTC)-17, REMOVAL, Water Pump.>
13) Remove timing belt guide. (MT model)
14) Remove crankshaft sprocket.
LU-00152
15) Remove bolts which install oil pump onto cylin-
der block.
NOTE:
To disassemble and check oil pump, loosen relief
valve plug before removing the pump.
LU-00046
LU(H4DOSTC)-10
CRANKSHAFT PULLEY
WRENCH (MT model)
CRANKSHAFT PULLEY
WRENCH (AT model)
water pump.
LU-00012
<Ref. to
LU-00014
LU-00015