Oil Pump Housing: Removal

WARNING: This page is about a different car, the 2012 Subaru Forester. However, it is still accessible from the selected car via links, so may be relevant.

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

Fig 1: 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 ATF cooler inlet pipe and outlet pipe. < 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.
- Check the height of the wooden blocks to avoid damaging the parking rod and drive pinion that are protruding from the mating surface.
  
  Fig 3: Wooden Blocks Height
  Courtesy of SUBARU OF AMERICA, INC.
Remove the oil pump housing and adjusting thrust washer.

Fig 4: Oil Pump Housing
Courtesy of SUBARU OF AMERICA, INC.