Subaru Legacy 2003 Service Manual page 2227

AUTOMATIC TRANSMISSION
34.Oil Pump
A: REMOVAL
1) Remove the transmission assembly from the ve-
hicle. <Ref. to AT-39, REMOVAL, Automatic
Transmission Assembly.>
2) Extract the torque converter clutch assembly.
<Ref. to AT-85, REMOVAL, Torque Converter
Clutch Assembly.>
3) Remove the input shaft.
4) Lift-up lever behind the transmission harness
connector and disconnect it from stay.
5) Disconnect inhibitor switch connector from stay.
6) Disconnect the air breather hose. <Ref. to AT-
83, REMOVAL, Air Breather Hose.>
7) Remove the oil charger pipe. <Ref. to AT-84,
REMOVAL, Oil Charger Pipe.>
8) Remove the oil cooler inlet and outlet pipes.
<Ref. to AT-78, REMOVAL, ATF Cooler Pipe and
Hose.>
9) Separation of torque converter clutch case and
transmission case sections <Ref. to AT-109, RE-
MOVAL, Torque Converter Clutch Case.>
10) Separate transmission case and extension
case sections. <Ref. to AT-86, REMOVAL, Exten-
sion Case.>
11) Remove the reduction drive gear. (MPT model)
<Ref. to AT-104, REMOVAL, Reduction Drive
Gear.>
12) Remove the center differential carrier. (VTD
model) <Ref. to AT-106, REMOVAL, Center Differ-
ential Carrier.>
13) Remove the reduction driven gear. <Ref. to AT-
101, REMOVAL, REMOVAL, Reduction Driven
Gear.>
OIL PUMP
14) Loosen the taper roller bearing mounting bolts.
15) Place two wooden blocks on the workbench,
and stand the transmission case with its rear end
facing down.
NOTE:
• Be careful not to scratch the rear mating surface
of the transmission case.
• Note that the parking rod and drive pinion pro-
trude from the mating surface.
AT-00114
16) Remove the oil pump housing and adjusting
thrust washer.
AT-112
(A) Oil pump housing
AT-00180
55 mm
(2.17 in)
AT-00181
( A )
AT-00182