Subaru Impreza 2003 Service Manual page 1156

LUBRICATION
5. Oil Pan and Strainer
A: REMOVAL
1) Set the vehicle on a lift.
2) Remove the front wheels.
3) Disconnect the ground cable from battery.
4) Disconnect the connector from mass air flow
sensor.
5) Remove the air intake boot and air cleaner upper
cover.
6) Remove the intercooler. <Ref. to IN(H4DOTC)-
10, REMOVAL, Intercooler.>
OIL PAN AND STRAINER
7) Remove the pitching stopper.
8) Remove the radiator upper brackets.
FU-00009
9) Support the engine with a lifting device and wire
ropes.
LU-00026
10) Lift-up the vehicle.
CAUTION:
When lifting up the vehicle, rise up the wire
rope together.
11) Remove the under cover.
LU-00070
12) Drain the engine oil.
LU(H4DOTC)-14
ME-00213
LU-00027
LU-00028