Oil Pump Disassembly


  1. REMOVE FRONT OIL PUMP BODY O-RING

  2. FIX OIL PUMP ASSEMBLY

  3. REMOVE CLUTCH DRUM OIL SEAL RING

  4. REMOVE STATOR SHAFT ASSEMBLY

  5. REMOVE FRONT OIL PUMP BODY O-RING

  6. INSPECT FRONT OIL PUMP BODY SUB-ASSEMBLY

  7. INSPECT STATOR SHAFT ASSEMBLY

  8. INSPECT CLEARANCE OF OIL PUMP ASSEMBLY

  9. REMOVE FRONT OIL PUMP DRIVE GEAR

  10. REMOVE FRONT OIL PUMP DRIVEN GEAR

  11. REMOVE FRONT OIL PUMP OIL SEAL

Oil Pump -- Disassembly



1. REMOVE FRONT OIL PUMP BODY O-RING


Toyota Fortuner. Ggn50, 60 Kun51, 61 Tgn51 Lan50.A750F Automatic Transmission.Oil Pump.Oil Pump  Disassembly
  1. Remove the O-ring from the oil pump.



2. FIX OIL PUMP ASSEMBLY


Toyota Fortuner. Ggn50, 60 Kun51, 61 Tgn51 Lan50.A750F Automatic Transmission.Oil Pump.Oil Pump  Disassembly
  1. Place the oil pump body on the torque converter clutch.



3. REMOVE CLUTCH DRUM OIL SEAL RING


Toyota Fortuner. Ggn50, 60 Kun51, 61 Tgn51 Lan50.A750F Automatic Transmission.Oil Pump.Oil Pump  Disassembly
  1. Remove the 3 oil seal rings.



4. REMOVE STATOR SHAFT ASSEMBLY


Toyota Fortuner. Ggn50, 60 Kun51, 61 Tgn51 Lan50.A750F Automatic Transmission.Oil Pump.Oil Pump  Disassembly
  1. Remove the 14 bolts, and then remove the stator shaft from the oil pump body.



5. REMOVE FRONT OIL PUMP BODY O-RING


Toyota Fortuner. Ggn50, 60 Kun51, 61 Tgn51 Lan50.A750F Automatic Transmission.Oil Pump.Oil Pump  Disassembly
  1. Remove the O-ring from the oil pump body.

  1. Remove the oil pump body from the torque converter clutch.



6. INSPECT FRONT OIL PUMP BODY SUB-ASSEMBLY


Toyota Fortuner. Ggn50, 60 Kun51, 61 Tgn51 Lan50.A750F Automatic Transmission.Oil Pump.Oil Pump  Disassembly
  1. Using a dial indicator, measure the inside diameter of the oil pump body bushing.

    Maximum inside diameter:
    38.188 mm (1.504 in.)
    1. If the inside diameter is greater than the maximum, replace the oil pump body.


7. INSPECT STATOR SHAFT ASSEMBLY


Toyota Fortuner. Ggn50, 60 Kun51, 61 Tgn51 Lan50.A750F Automatic Transmission.Oil Pump.Oil Pump  Disassembly
  1. Using a dial indicator, measure the inside diameter of the stator shaft bush.

    Maximum inside diameter:
    Front side:
    21.577 mm (0.850 in.)
    Rear side:
    32.08 mm (1.263 in.)
    1. If the inside diameter is greater than the maximum, replace the stator shaft.


8. INSPECT CLEARANCE OF OIL PUMP ASSEMBLY


9. REMOVE FRONT OIL PUMP DRIVE GEAR


Toyota Fortuner. Ggn50, 60 Kun51, 61 Tgn51 Lan50.A750F Automatic Transmission.Oil Pump.Oil Pump  Disassembly


10. REMOVE FRONT OIL PUMP DRIVEN GEAR


Toyota Fortuner. Ggn50, 60 Kun51, 61 Tgn51 Lan50.A750F Automatic Transmission.Oil Pump.Oil Pump  Disassembly


11. REMOVE FRONT OIL PUMP OIL SEAL


Toyota Fortuner. Ggn50, 60 Kun51, 61 Tgn51 Lan50.A750F Automatic Transmission.Oil Pump.Oil Pump  Disassembly
  1. Using a screwdriver, remove the oil seal.

    NOTICE:
    Be careful not to damage the bushing and oil pump body.