VANE PUMP (for 1GR-FE) REASSEMBLY

Note

When installing parts, coat the parts indicated by arrows with power steering fluid Click here.


  1. INSTALL VANE PUMP HOUSING OIL SEAL


    1. Coat the lip of a new oil seal with MP grease.

    2. A00JYFZE01

      Using SST and a press, press in the oil seal.

      SST
      09950-60010   ( 09951-00280 )
      09950-70010   ( 09951-07100 )

      Note

      Make sure that the oil seal is installed facing in the correct direction as shown in the illustration.

  2. INSTALL VANE PUMP SHAFT WITH VANE PUMP PULLEY


    1. Coat the inside surface of the bushing in the vane pump front housing with power steering fluid.

    2. A00JUS6E02
      Text in Illustration
      *1 Protective Tape

      Gradually insert the vane pump shaft with vane pump pulley.

      Note


      • Do not damage the lip of the oil seal in the vane pump front housing.

      • Wrap protective tape around the spline of the vane pump shaft with vane pump pulley in order to prevent damage to the oil seal.

  3. INSTALL VANE PUMP FRONT SIDE PLATE


    1. A00JV5R

      Coat a new O-ring with power steering fluid and install it to the vane pump front housing.

    2. A00K1YM

      Coat a new O-ring with power steering fluid and install it to the front side plate.

    3. A00JUMYE03
      Text in Illustration
      *a Align

      Align the notch of the front side plate with the notch of the vane pump front housing and install the front side plate.

      Note

      Make sure that the front side plate is installed facing in the correct direction.

  4. INSTALL VANE PUMP CAM RING


    1. A00JZL6E03
      Text in Illustration
      *a Align
      *b Inscribed Mark

      Align the notch of the cam ring with the notch of the front side plate and install the cam ring with the inscribed mark facing upward.

      Note

      Make sure that the cam ring is installed facing in the correct direction.

  5. INSTALL VANE PUMP ROTOR


    1. A00K0O3

      Install the vane pump rotor.

      Tech Tips

      The vane pump rotor can be installed with either side facing up.

    2. Coat the 10 vane pump plates with power steering fluid.

    3. A00K0QTE02
      Text in Illustration
      *a Round End
      *b Outward

      Install the vane pump plates with the round end facing outward.

      Note

      Make sure that the vane pump plates are installed facing in the correct direction.

  6. INSTALL VANE PUMP SHAFT SNAP RING


    1. Using a screwdriver and snap ring expander, install a new shaft snap ring to the vane pump shaft.

      Note


      • Do not expand the shaft snap ring any further than needed.

      • Make sure that the shaft snap ring fits completely into the groove.

      • Do not damage the vane pump rotor and shaft.

  7. INSTALL VANE PUMP REAR HOUSING


    1. A00K257

      Coat a new O-ring with power steering fluid and install it to the rear housing.

    2. A00JZQNE05
      Text in Illustration
      *a Align

      Align the straight pin of the rear housing with the notches of the cam ring, front side plate and vane pump front housing.

      Note

      Make sure that the O-ring is not protruding from anywhere when installing the vane pump rear housing.

    3. Install the rear housing with the 4 bolts.

      Torque:
      22 N*m  { 224 kgf*cm, 16 ft.*lbf }

  8. SECURE VANE PUMP ASSEMBLY


    1. A00JWJWE01

      Using SST, secure the vane pump in a vise.

      SST
      09630-00014   ( 09631-00132 )

  9. INSPECT TOTAL PRELOAD


    1. Check that the pump rotates smoothly without abnormal noise.

    2. Temporarily install a service bolt.

      Recommended Service Bolt
      Item Value
      Thread diameter 10 mm (0.394 in.)
      Thread pitch 1.25 mm (0.0492 in.)
      Bolt length 50 mm (1.97 in.)
    3. A00K01LE12
      Text in Illustration
      *a Service Bolt

      Using a torque wrench, measure the pump rotating torque.

      Standard rotating torque
      0.3 N*m (3 kgf*cm, 2 in.*lbf) or less

      If the rotating torque is not as specified, check the vane pump housing oil seal.

  10. INSTALL SUCTION PORT UNION


    1. Coat a new O-ring with power steering fluid and install it to the suction port union.

    2. Install the suction port union to the vane pump with the bolt.

      Torque:
      12 N*m  { 122 kgf*cm, 9 ft.*lbf }