Oil Pump Housing: Removal

WARNING: This page is about a different variant/trim than selected.

Remove the transmission assembly from vehicle body. < Ref. to REMOVAL , Automatic Transmission Assembly. >
Pull out the torque converter assembly. < Ref. to REMOVAL , Torque Converter Assembly. >
Remove the input shaft.

Fig 1: Identifying Input Shaft
Courtesy of SUBARU OF AMERICA, INC.
Lift-up the lever on the rear side of transmission harness connector, and then remove it from the stay.
Remove the inhibitor switch connector from the stay.
Remove the oil charge pipe. < Ref. to REMOVAL , Oil Charge Pipe. >
Remove the oil cooler inlet and outlet pipes. < Ref. to REMOVAL , ATF Cooler Pipe and Hose. >
Separate the converter case and transmission case. < Ref. to REMOVAL , Converter Case. >
Separate the transmission case and extension case section. < Ref. to REMOVAL , Extension Case. >
Remove the reduction drive gear. < Ref. to REMOVAL , Reduction Drive Gear. >
Remove the reduction driven gear. < Ref. to REMOVAL , Reduction Driven Gear. >
Loosen the oil pump housing mounting bolts.

Fig 2: Locating Oil Pump Housing Mounting Bolts
Courtesy of SUBARU OF AMERICA, INC.
Place two wooden blocks on the workbench, and stand the transmission case with the 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 protrudes from the mating surface.
  
  Fig 3: Identifying Wooden Blocks Dimension
  Courtesy of SUBARU OF AMERICA, INC.
Remove the oil pump housing and adjusting thrust washer.

Fig 4: Identifying Oil Pump Housing And Adjusting Thrust Washer
Courtesy of SUBARU OF AMERICA, INC.