Subaru 2009 IMPREZA Service Manual page 1942

Hide thumbs Also See for 2009 IMPREZA:

AUTOMATIC TRANSMISSION

31.Oil Pump Housing

1) Remove the transmission assembly from the ve-

hicle. <Ref. to 4AT-36, 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 remove it from the

5) Remove the inhibitor switch connector from the

6) Remove the oil charge pipe. <Ref. to 4AT-68,

REMOVAL, Oil Charge Pipe.>

7) Remove the ATF inlet and outlet pipes. <Ref. to

4AT-64, REMOVAL, ATF Cooler Pipe and Hose.>

8) Separate the converter case and transmission

case. <Ref. to 4AT-83, REMOVAL, Converter

9) Separate the transmission case and extension

case section. <Ref. to 4AT-71, REMOVAL, Exten-

10) Remove the reduction drive gear. <Ref. to 4AT-

80, REMOVAL, Reduction Drive Gear.>

11) Remove the reduction driven gear. <Ref. to

4AT-78, REMOVAL, Reduction Driven Gear.>

12) Loosen the oil pump housing mounting bolts.

Oil Pump Housing

13) Place two wooden blocks on the workbench,

and stand the transmission case with the rear end

facing down.

• Be careful not to scratch the rear mating surface

of the transmission case.

• Check the height of the wooden blocks to avoid

damaging the parking rod and the drive pinion pro-

truding from the mating surface.

14) Remove the oil pump housing and the adjust-

ing thrust washer.

(A) Oil pump housing