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Power Steering Gear: Replacement

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.
NOTE: When using a vise, do not over tighten it.
  1. If necessary, replace oil seal and bearing:
    1. Using SST, press out the oil seal and bearing from the control valve housing.

      SST 09950-60010 (09951-00250), 09950-70010 (09951-07200)

      Fig 1: Pressing Control Valve Housing Oil Seal & Bearing Out
      G01102425Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Coat a new oil seal lip with power steering fluid.
      3. NOTE: Make sure that the oil seal is installed facing in the correct direction.
      Fig 2: Pressing Oil Seal In
      G01102426Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Using SST, press in the oil seal.

      SST 09950-60010 (09951-00180, 09951-00320, 09952-06010), 09950-70010 (09951-07200)

    4. Coat a new bearing with molybdenum disulfide lithium base grease.
    5. Using SST, press in the bearing.
      Fig 3: Pressing Bearing In
      G01102427Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      SST 09950-60010 (09951-00180, 09951-00340, 09952-06010), 09950-70010 (09951-07200)

  2. If necessary, replace 2 bearings:
    1. Using a brass bar and hammer, tap out the bearing from the rack housing.
      Fig 4: Removing Rack Housing Bearing (1 Of 2)
      G01102428Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using SST, press out the bearing from the rack housing.
      Fig 5: Removing Rack Housing Bearing (2 Of 2)
      G01102429Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      SST 09950-60010 (09951-00260), 09950-70010 (09951-07200)

    3. Coat a new bearing with molybdenum disulfide lithium base grease.
    4. Using SST, press in the bearing.

      SST 09950-60010 (09951-00250, 09951-00310, 09952-06010), 09950-70010 (09951-07200)

      Fig 6: Installing Rack Housing Bearing (1 Of 2)
      G01102430Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Coat a new bearing with molybdenum disulfide lithium base grease.
    6. Using SST, press in the bearing.
      Fig 7: Installing Rack Housing Bearing (2 Of 2)
      G01102431Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      SST 09950-60010 (09951-00320), 09950-70010 (09951-07200)

  3. If necessary, replace oil seal:
      CAUTION: Be careful not to damage the bushing.
      Fig 8: Separating Oil Seal & Bushing
      G01102432Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Using SST, remove the oil seal from the bushing. SST 09527-20011, 09612-24014 (09613-22011)
    2. Coat a new oil seal lip with power steering fluid.
      3. NOTE: Make sure that the oil seal is installed facing in the correct direction.
      Fig 9: Press Oil Seal Into Bushing
      G01102433Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Using SST, press in the oil seal.

      SST 09950-60010 (09951-00240, 09951-00400, 09952-06010)

  4. If necessary, replace teflon ring and O-ring:
      CAUTION: Be careful not to damage the groove for the teflon ring.
      Fig 10: Removing Steering Rack Teflon Ring & O-Ring
      G01102434Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Using a screwdriver, remove the teflon ring and O-ring from the steering rack.
    2. Coat a new O-ring with power steering fluid and install it.
      3. CAUTION: Be careful not to over expand the ring.
      Fig 11: Expanding New Teflon Ring
      G01102435Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Expand a new teflon ring with your fingers.
    4. Coat the teflon ring with power steering fluid.
    5. Install the teflon ring to the steering rack, and settle it down with your fingers.
    Fig 12: Installing Steering Rack Teflon O-Ring
    G01102436Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. If necessary, replace 4 teflon rings:
      CAUTION: Be careful not to damage the grooves for the teflon ring.
    1. Using a screwdriver, remove the 4 teflon rings from the control valve assembly.
      2. CAUTION: Be careful not to over expand the teflon ring.
    2. Expand 4 new teflon rings with your fingers.
    3. Coat the teflon rings with power steering fluid.
    4. Install the teflon rings to the control valve assembly, and settle them down with your fingers.
      Fig 13: Removing Control Valve Assembly Teflon Rings
      G01102437Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      5. CAUTION: Be careful not to damage the teflon rings.
      Fig 14: Using SST To Fit Teflon Rings Into Control Valve Assembly
      G01102438Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Carefully slide the tapered end of SST over the teflon rings until the teflon rings fit to the control valve assembly. SST 09631-20081.
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