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Inspection [12/2015 - 08/2016]: Procedure

WARNING: This page is about a different car, the 2016 Toyota Sienna. However, it is still accessible from the selected car via links, so may be relevant.
  1. INSPECT FRONT OIL PUMP BODY SUB-ASSEMBLY 
    1. Turn the drive gear with 2 screwdrivers and make sure that it rotates smoothly.
      GTY111941Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

      Be careful not to damage the oil seal lip.

  2. INSPECT CLEARANCE OF FRONT OIL PUMP AND GEAR BODY SUB-ASSEMBLY 
    1. Push the driven gear to one side of the body.
      GTY129920Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using a feeler gauge, measure the clearance.

      Standard clearance

      0.08 to 0.15 mm (0.00315 to 0.00590 in.)

      Maximum clearance

      0.15 mm (0.00590 in.)

      If the clearance is greater than the maximum, replace the oil pump body sub-assembly.

    3. Using a straightedge and feeler gauge, measure the side clearance of both gears.
      GTY142598Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard side clearance

      0.025 to 0.04 mm (0.000984 to 0.00157 in.)

      Maximum side clearance

      0.04 mm (0.00157 in.)

      DRIVE GEAR THICKNESS

      Part No. Thickness mm (in.) Mark
      35321-0R010
      35321-33111      		 11.547 to 11.555
      (0.4546 to 0.4549)      		 1
      35321-0R020
      35321-33121      		 11.555 to 11.563
      (0.4549 to 0.4552)      		 2
      35321-0R030
      35321-33131      		 11.564 to 11.571
      (0.4553 to 0.4556)      		 3
      35321-0R040
      35321-33141      		 11.572 to 11.579
      (0.4556 to 0.4559)      		 4
      35321-0R050
      35321-33151      		 11.580 to 11.587
      (0.4559 to 0.4562)      		 5
      DRIVEN GEAR THICKNESS

      Part No. Thickness mm (in.) Mark
      35322-0R010
      35322-33110      		 11.547 to 11.555
      (0.4546 to 0.4549)      		 1
      35322-0R020
      35322-33120      		 11.555 to 11.563
      (0.4549 to 0.4552)      		 2
      35322-0R030
      35322-33130      		 11.564 to 11.571
      (0.4553 to 0.4556)      		 3
      35322-0R040
      35322-33140      		 11.572 to 11.579
      (0.4556 to 0.4559)      		 4
      35322-0R050
      35322-33150      		 11.580 to 11.587
      (0.4559 to 0.4562)      		 5
  3. INSPECT FRONT OIL PUMP BODY SUB-ASSEMBLY 
    1. Using a caliper gauge, measure the inside diameter of the oil pump body bushing.
      GTY111943Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard inside diameter

      43.113 to 43.138 mm (1.6974 to 1.6983 in.)

      Maximum inside diameter

      43.188 mm (1.7003 in.)

      If the inside diameter is greater than the maximum, replace the front oil pump body sub-assembly.

  4. INSPECT STATOR SHAFT ASSEMBLY 
    1. Using a caliper gauge, measure the inside diameter of the oil pump body bushing.
      GTY111942Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard inside diameter

      22.500 to 22.526 mm (0.8858 to 0.8868 in.)

      Maximum inside diameter

      22.570 mm (0.8886 in.)

      If the inside diameter is greater than the maximum, replace the front oil pump body sub-assembly.

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