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Power Steering Gear: Replacement

CAUTION: When using a vise, do not overtighten it.
  1. IF NECESSARY, REPLACE OIL SEAL AND BEARING 
    1. Using SST, press out the oil seal and bearing from the control valve housing.
      Fig 1: Pressing Out Oil Seal And Bearing From Control Valve Housing
      G02901616Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. SST 09950-60010 (09951-00250), 09950-70010 (09951-07150)
    2. Coat a new oil seal lip with power steering fluid.
      3. CAUTION: Make sure to install the oil seal facing in the correct direction.
      Fig 2: Pressing In Oil Seal
      G02901617Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Using SST, press in the oil seal.
      1. SST 09950-60010 (09951-00180, 09951-00320, 09952-06010), 09950-70010 (09951-07150)
    4. Coat a new bearing with molybdenum disulfide lithium base grease.
    5. Using SST, press in the bearing.
      Fig 3: Pressing In Bearing
      G02901618Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. SST 09950-60010 (09951-00340), 09950-70010 (09951-07150)
  2. IF NECESSARY, REPLACE 2 BEARINGS 
    1. Using SST, press out the bearing.
      Fig 4: Pressing Out Bearing
      G02901619Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. SST 09950-60010 (09951-00260), 09950-70010 (09951-07150)
    2. Using SST, press out the bearing from the rack housing.
      Fig 5: Pressing Out Bearing From Rack Housing
      G02901620Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. 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.
      1. SST 09950-60010 (09951-00310), 09950-70010 (09951-07150)
      Fig 6: Coating Bearing With Molybdenum Disulfide Lithium Base Grease And Pressing In Bearing
      G02901621Courtesy 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: Coating New Bearing With Molybdenum Disulfide Lithium Base Grease And Pressing In Bearing
      G02901622Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. SST 09950-60010 (09951-00320), 09950-70010 (09951-07150)
  3. IF NECESSARY, REPLACE OIL SEAL 
      CAUTION: Be careful not to damage the bushing.
      Fig 8: Removing Oil Seal From Bushing
      G02901623Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Using SST, remove the oil seal from the bushing.
      1. SST 09527-2001 1, 09612-24014 (09613-22011)
    2. Coat a new oil seal lip with power steering fluid.
      3. CAUTION: Make sure to install the oil seal facing in the correct direction.
      Fig 9: Coating New Oil Seal Lip With Power Steering Fluid
      G02901624Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Using SST, press in the oil seal.
      1. SST 09950-60010 (09951-00300, 09951-00460, 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 Teflon Ring And O-Ring From Steering Rack
      G02901625Courtesy 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 to steering rack.
      3. CAUTION: Be careful not to over-expand the teflon ring.
      Fig 11: Expanding Teflon Ring With Fingers
      G02901626Courtesy 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 Teflon Ring To Steering Rack
      G02901627Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. IF NECESSARY, REPLACE TEFLON RINGS 
      CAUTION: Be careful not to damage the grooves for the teflon ring.
      Fig 13: Removing Teflon Rings From Control Valve Assembly
      G02901628Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Using a screwdriver, remove the 4 teflon rings from the control valve assembly.
      2. CAUTION: Be careful not to overexpand 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.
      5. CAUTION: Be careful not to damage the teflon rings.
      Fig 14: Fitting Teflon Rings To Control Valve Assembly
      G02901629Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Carefully slide the tapered end of SST over the teflon rings until they fit to the control valve assembly.
      1. SST 09631-20081
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