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Power Steering Gear: Replacement

NOTE: When using a vise, do not overtighten it.
  1. REPLACE OIL SEAL OF RACK HOUSING 
    1. Using SST, press out the oil seal.

      SST 09950-60010 (09951-00210, 09951-00240,09952-06010) 09950-70010 (09951-07360)

      NOTE: Do not damage the rack housing.
    2. Coat a new oil seal lip with power steering fluid.
      Fig 1: Removing Oil Seal Using SST
      G02632074Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install the oil seal to SST, and press them into the rack housing.

      SST 09950-60010 (09951-00210, 09951-00380,09952-06010), 09950-70010 (09951-07360)

    NOTE:
    • Make sure that the oil seal is installed facing in the correct direction.
    • Take care that the oil seal does not get reversed as you install it.
    Fig 2: Installing Oil Seal Into Rack Housing Using SST
    G02632075Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. REPLACE OIL SEAL AND BEARING OF CONTROL VALVE HOUSING
    1. Using SST, press out the bearing and oil seal from the control valve housing.

      SST 09950-60010 (09951-00260), 09950-70010 (09951-07100)

    2. Coat a new oil seal lip with power steering fluid.
      Fig 3: Removing Bearing And Oil Seal Using SST
      G02632076Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Using SST, press in the oil seal.

      SST 09950-60010 (09951-00180, 09951-00330, 09952-06010), 09950-70010 (09951-07100)

      NOTE: Make sure that the oil seal is installed facing in the correct direction.
    4. Coat a new bearing with molybdenum disulfide lithium base grease.
      Fig 4: Installing Oil Seal Using SST
      G02632077Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Using SST, press in the bearing.

      SST 09950-60010 (09551-00190, 09951-00340, 09952-06010), 09950-70010 (09951-07100)

      Fig 5: Installing Bearing Using SST
      G02632078Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. REPLACE NO.1 BEARING OF RACK HOUSING 
    1. Using a screwdriver and hammer, tap out the No.1 bearing from the rack housing.
    2. Coat a new bearing with molybdenum disulfide lithium base grease.
      Fig 6: Removing Bearing From Rack Housing Using A Screwdriver And Hammer
      G02632079Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Using SST, press in the No.1 bearing.

      SST 09950-60010 (09951-00220, 09951-00320, 09951-00420, 09951-00430, 09952-06010), 09950-70010 (09951-07100

      Fig 7: Pressing In Bearing Using SST
      G02632080Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. REPLACE NO. 2 BEARING OF RACK HOUSING 
    1. Using SST and a hammer, tap out the No. 2 bearing from the rack housing.

      SST 09950-70010 (09951-07100

    2. Coat a new bearing with molybdenum disulfide lithium base grease.
      Fig 8: Removing Bearing From Rack Housing Using SST And A Hammer
      G02632081Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Using SST, press in the No. 2 bearing.

      SST 09950-60010 (09951-00280, 09951-00420, 09951-00430, 09952-06010), 09950-70010 (09951-07100

      Fig 9: Pressing In Bearing Using SST
      G02632082Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REPLACE OIL SEAL OF STALING RACK BUSHING 
    1. Using SST, remove the oil seal from the bushing.

      SST 09612-24014 (09613-22011)

      NOTE: Be careful not to damage the bushing.

      HINT:

      As shown in the illustration, from the opposite side of SST confirm that its claws are firmly caught on the oil seal.

    2. Coat a new oil seal lip with power steering fluid.
      Fig 10: Removing Oil Seal From Bushing Using SST
      G02632083Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Using SST, press in the oil seal.

      SST 09950-60010 (09951-00210, 09951-00350, 09952-06010)

    NOTE: Make sure that the oil seal Is installed facing in the correct direction.
    Fig 11: Installing Oil Seal Using SST
    G02632084Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REPLACE TEFLON RING AND O-RING OF STEERING RACK 
    1. Using a screwdriver, remove the Teflon ring and O-ring from the steering rack.
      NOTE: Be careful not to damage the groove for the Teflon ring.
    2. Coat a new O-ring with power steering fluid and install it to the steering rack.
      Fig 12: Removing Teflon Ring And O-Ring From Steering Rack Using A Screwdriver
      G02632085Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Expand a new Teflon ring with your fingers.
      NOTE: Be careful not to overexpand the Teflon ring.
    4. Coat the Teflon ring with power steering fluid.
      Fig 13: Expanding Teflon Ring With Your Fingers
      G02632086Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Install the Teflon ring to the steering rack and settle it down with your fingers.
      Fig 14: Installing Teflon Ring To Steering Rack
      G02632087Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REPLACE TEFLON RINGS OF CONTROL VALVE ASSEMBLY 
    1. Using a screwdriver, remove the 4 Teflon rings from the control valve assembly.
      NOTE: Be careful not to damage the grooves for the Teflon rings.
    2. Expand 4 new Teflon rings with your fingers.
      NOTE: Be careful not to overexpand the Teflon ring.
    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 15: Removing Teflon Rings From Control Valve Assembly Using A Screwdriver
      G02632088Courtesy 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.

      SST 09631-20081

      NOTE: Be careful not to damage the Teflon rings.
      Fig 16: Sliding Tapered End Of SST Over Teflon Rings
      G02632089Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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