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Power Steering Gear: Replacement

CAUTION: When using a vise, do not overtighten it.
  1. If necessary, replace bearing and oil seal.
    1. Using SST, remove the bearing from the rack housing.
      Fig 1: Removing Bearing From Rack Housing With SST
      G01148650Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. SST 09612-30012
      CAUTION: Be careful not to damage the rack housing.
    2. Using SST, remove the oil seal from the rack housing.
        Fig 2: Removing Oil Seal From Rack Housing With SST
        G01148651Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. SST 09612-30012
      CAUTION: Be careful not to damage the rack housing.
      NOTE: When using SST, apply the tips of SST to the cutouts in the rack housing.
    3. Coat a new oil seal lip with power steering fluid.
    4. Using SST, press in the oil seal.
        Fig 3: Pressing Oil Seal In With SST
        G01148652Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. SST 09950-60010 (09951-00280, 09951-00400, 09952-06010), 09950-70010 (09951-07100)
      NOTE: Make sure that the oil seal is installed facing in the correct direction.
    5. Using SST, press in a new bearing.
        Fig 4: Pressing In New Bearing With SST
        G01148653Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. SST 09950-60010 (09951-00460), 09950-70010 (09951-07100)
  2. If necessary, replace bearing and oil seal.
    1. Using SST, press out the oil seal and bearing from the control valve housing.
      Fig 5: Pressing Oil & Bearing From Control Valve Housing With SST
      G01148654Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. SST 09950-60010 (09951-00240), 09950-70010 (09951-07100)
    2. Coat a new oil seal lip with power steering fluid.
    3. Using SST, press in the oil seal.
        Fig 6: Pressing In Oil Seal With SST
        G01148655Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. SST 09950-60010 (09951-00320), 09950-70010 (09951-07200)
      NOTE: Make sure that the oil seal is installed facing in the correct direction.
    4. Using SST, press in a new bearing.
        Fig 7: Pressing In New Bearing With SST
        G01148656Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. SST 09950-60010 (09951-00340), 09950-70010 (09951-07200)
  3. If necessary, replace teflon ring and O-ring.
    1. Using a screwdriver, remove the teflon ring and O-ring from the steering rack.
      Fig 8: Removing Teflon Ring & O-Ring From Steering Rack
      G01148657Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      CAUTION: Be careful not to damage the groove for the ring.
    2. Coat a new O-ring with power steering fluid and install it to the steering rack.
    3. Expand a new teflon ring with your fingers.
      Fig 9: Expanding New Teflon Ring With Fingers
      G01148658Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      CAUTION: Be careful not to overexpand the teflon ring.
    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 10: Installing Teflon Ring To Steering Rack
      G01148659Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. If necessary, replace teflon rings.
    1. Using a screwdriver, remove the 4 teflon rings from the control valve assembly.
      Fig 11: Removing Teflon Rings From Control Valve Assembly
      G01148660Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      CAUTION: Be careful not to damage the grooves for the ring.
    2. Expand 4 new teflon rings with your fingers.
      CAUTION: Be careful not to overexpand the teflon rings.
    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.
    5. Carefully slide the tapered end of SST over the teflon rings until they fit to the control valve assembly.
        Fig 12: Installing Teflon Rings With SST To Control Valve Assembly
        G01148661Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. SST 09631-20081
      CAUTION: Be careful not to damage the teflon rings.
  5. If necessary, replace teflon rings and O-rings.
    1. Using a screwdriver, remove the 2 teflon rings and O-rings from the control valve assembly.
      Fig 13: Removing Teflon & O-Rings From Control Valve Assembly
      G01148662Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      CAUTION: Be careful not to damage the grooves for the ring.
    2. Coat 2 new O-rings with power steering fluid and install them to the control valve assembly.
    3. Expand 2 new teflon rings with your fingers.
      CAUTION: Be careful not to overexpand the teflon rings.
    4. Coat the teflon rings with power steering fluid.
    5. Install the teflon rings to the control valve assembly, and settle them down with your fingers.
    6. Carefully slide the tapered end of SST over the rings until they fit to the control valve assembly.
        Fig 14: Installing Rings With SST To Control Valve Assembly
        G01148663Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. SST 09631-32020
      CAUTION: Be careful not to damage the rings.
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