VANE PUMP 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. A01EMVXE01

      Coat the lip of a new oil seal with power steering fluid.

    2. 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. A01EQLNE01

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

    2. Gradually insert the vane pump shaft with vane pump pulley.

      Note


      • Do not damage the lip of the oil seal in the 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. A01ERTM

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

    2. A01EMWE

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

    3. A01EO38E02

      Align the notch of the front side plate with the notch of the 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. A01EO2WE02

      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. A01ERDS

      Install the vane pump rotor.

      Tech Tips

      The vane pump rotor can be installed in both directions.

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

    3. A01EOFHE01

      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. A01END0E01

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

      Note


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

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

      • Do not damage the vane pump rotor and shaft.

  7. INSTALL VANE PUMP REAR HOUSING


    1. A01EP1C

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

    2. A01EN0AE02

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

      Note

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

    3. A01ERHV

      Install the rear housing with the 4 bolts.

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

  8. INSPECT TOTAL PRELOAD


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

    2. Temporarily install a service bolt.

      Recommended service bolt
      Thread diameter
      10 mm (0.394 in.)
      Thread pitch
      1.25 mm (0.0492 in.)
      Bolt length
      50 mm (1.97 in.)
    3. A01EPO6E10

      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.

  9. INSTALL FLOW CONTROL VALVE ASSEMBLY


    1. A01ENU1

      Coat the flow control valve with power steering fluid.

    2. Install the compression spring and flow control valve to the front housing.

      Note

      Do not mistake the direction of the control valve.

    3. Coat a new O-ring with power steering fluid and install it onto the pressure port union.

    4. Install the pressure port union to the front housing.

      Torque:
      69 N*m  { 704 kgf*cm, 51 ft.*lbf }

  10. FIX VANE PUMP ASSEMBLY

    A01ERAZE01

    1. Using SST, fix the vane pump in a vise.

      SST
      09630-00014   ( 09631-00132 )

  11. INSTALL POWER STEERING SUCTION PORT UNION


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

    2. A01ES9Q

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

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