Subaru IMPREZA GD 2007 Series Manual page 2603

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AUTOMATIC TRANSMISSION
36.Drive Pinion Shaft Assembly
A: REMOVAL
1) Remove the transmission assembly from vehicle
body. <Ref. to 4AT-37, REMOVAL, Automatic
Transmission Assembly.>
2) Pull out the torque converter clutch assembly.
<Ref. to 4AT-69, REMOVAL, Torque Converter
Clutch Assembly.>
3) Remove the input shaft.
4) Lift up the lever on the rear side of transmission
harness connector, and then disconnect it from the
stay.
5) Disconnect the inhibitor switch connector from
the stay.
6) Disconnect the air breather hose. <Ref. to 4AT-
67, REMOVAL, Air Breather Hose.>
7) Remove the oil charge pipe. <Ref. to 4AT-68,
REMOVAL, Oil Charge Pipe.>
8) Remove the oil cooler inlet and outlet pipes.
<Ref. to 4AT-65, REMOVAL, ATF Cooler Pipe and
Hose.>
9) Separate the converter case and transmission
case. <Ref. to 4AT-88, REMOVAL, Converter
Case.>
10) Separate the transmission case and extension
case section. <Ref. to 4AT-70, REMOVAL, Exten-
sion Case.>
11) Remove the reduction drive gear. (MP-T mod-
el) <Ref. to 4AT-83, REMOVAL, Reduction Drive
Gear.>
12) Remove the center differential carrier. (VTD
model) <Ref. to 4AT-85, REMOVAL, Center Differ-
ential Carrier.>
13) Remove the reduction driven gear. <Ref. to
4AT-81, REMOVAL, Reduction Driven Gear.>
Drive Pinion Shaft Assembly
14) Remove the drive pinion shaft mounting bolt
and remove the drive shaft assembly from oil pump
housing.
B: INSTALLATION
1) Assemble the drive pinion assembly to the oil
pump housing.
NOTE:
• Be careful not to bend the shim.
• Be careful not to press-fit the pinion into housing
AT-00114
bore.
Tightening torque:
40 N·m (4.1 kgf-m, 29.5 ft-lb)
2) Join the torque converter case with the transmis-
sion case. <Ref. to 4AT-88, INSTALLATION, Con-
verter Case.>
3) Install the reduction driven gear. <Ref. to 4AT-
81, INSTALLATION, Reduction Driven Gear.>
4) Install the reduction drive gear. (MP-T model)
<Ref. to 4AT-83, INSTALLATION, Reduction Drive
Gear.>
5) Install the center differential carrier. (VTD model)
<Ref. to 4AT-85, INSTALLATION, Center Differen-
tial Carrier.>
6) Join the transmission case and the extension
case, and then install the rear vehicle speed sen-
sor. <Ref. to 4AT-70, INSTALLATION, Extension
Case.>
7) Insert the inhibitor switch and transmission con-
nector to the stay.
8) Install the oil cooler inlet and outlet pipes. <Ref.
to 4AT-66, INSTALLATION, ATF Cooler Pipe and
Hose.>
9) Install the oil charge pipe with O-ring.
4AT-96
AT-01252
AT-01252