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Power Steering Vane Pump: Reassembly

WARNING: This page is about a different car, the 2002 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: When using a vise, do not overtighten it.
  1. Coat parts indicated by arrows with power steering fluid  . See Figure.
    2. CAUTION: Be careful not to damage the straight pins.
  2. Using a plastic hammer, tap in 2 new straight pins.
  3. Install vane pump shaft.
  4. Install cam ring.

    Align the holes of the cam ring and 2 straight pins, and install the cam ring with the inscribed mark facing outward.

  5. Install vane pump rotor  :
    1. Install the vane pump rotor with the inscribed mark facing outward.
      Fig 1: Locating Cam Ring Alignment Marks
      G01102396Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install a new snap ring to the vane pump shaft.
  6. Install the 10 vane plates with the round end facing outward. 
    Fig 2: Installing Vane Plates
    G01102397Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. Install a new gasket.
  8. Install side plate.

    Align the holes of the side plate and 2 straight pins, and install the side plate.

  9. Install the wave washer so that its protrusions fit into the slots in the side plate.
    Fig 3: Installing Wave Washer
    G01102398Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. Install rear housing:
    1. Coat 2 new O-rings with power steering fluid and install them to the rear housing.
    2. Install the rear housing with 4 bolts.

      Torque: 17 N.m (170 kgf.cm, 12 ft.lbf) 

  11. Install spring, flow control valve and pressure port union:
    1. Install the spring.
    2. Install the flow control valve facing in the correct direction. See Figure.
    3. Coat a new O-ring with power steering fluid and install it to the pressure port union.
    4. Install the pressure port union.

      Torque: 83 N.m (850 kgf.cm, 62 ft.lbf)  .

  12. 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 with bolt.

      Torque: 13 N.m (130 kgf.cm, 9 ft.lbf)  .

  13. Install the front and rear brackets with 3 bolts and 2 nuts.

    Torque: 43 N.m (440 kgf.cm, 32 ft.lbf) 

  14. Install vane pump pulley:
    1. Install the vane pump pulley and nut to the vane pump shaft.
    2. Using SST, stop the pulley rotating and torque the nut. SST 09960-10010 (09962-01000, 09963-01000).

      Torque: 44 N.m (450 kgf.cm, 33 ft.lbf) 

  15. Measure PS vane pump rotating torque. See  1.
    Fig 4: Locating Nut & Installing Vane Pump Pulley
    G01102399Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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