Oil Pump: Removal

Extract the torque converter clutch assembly.
NOTE:
- Extract the torque converter clutch horizontally. Be careful not to scratch the bushing inside the oil pump shaft.
- Note that oil pump shaft also comes out.
  
  Fig 1: Extracting Torque Converter Clutch Assembly
Remove the input shaft.

Fig 2: Removing Input Shaft
Disconnect transmission harness connector from stay.
NOTE: Lift-up lever behind the connector and disconnect it from stay.
Disconnect inhibitor switch connector from stay.
Disconnect the air breather hose. See Air Breather Hose .
Remove the oil charger pipe. Pipe. See REMOVAL .
Remove the oil cooler inlet and outlet pipes. See REMOVAL .
Separation of torque converter clutch case and transmission case sections. See Torque Converter Clutch Case .
Remove rear vehicle speed sensor.

Fig 3: Removing Rear Vehicle Speed Sensor
Separate transmission case and extension case sections.
Remove the reduction driven gear.
Without VTD: See Reduction Driven Gear .

With VTD: See Reduction Driven Gear .
Loosen the taper roller bearing mounting bolts.

Fig 4: Loosening Taper Roller Bearing Mounting Bolts
Place two wooden blocks on the workbench, and stand the transmission case with its rear end facing down.
CAUTION:
- Be careful not to scratch the rear mating surface of the transmission case.
- Note that the parking rod and drive pinion protrude from the mating surface.
Fig 5: Positioning Wooden Blocks
Remove the oil pump housing.
CAUTION: Be careful not to lose the total end play adjusting thrust washer.

Fig 6: Removing Oil Pump Housing
Remove the oil seal retainer.
Also remove the O-ring and oil seal (air breather).

Fig 7: Removing Oil Seal Retainer
Remove O-rings from oil pump housing.
CAUTION: Be careful not to damage O-ring.
Remove the drive pinion assembly.