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Power Steering Gear: Disassembly

NOTE: When using a vise, do not overtighten it.
  1. REMOVE 2 TURN PRESSURE TUBES 

    Using SST, remove the 2 turn pressure tubes.

    SST 09023-38200

    Fig 1: Using SST To Remove Turn Pressure Tubes
    G01180751Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. SECURE PS GEAR ASSEMBLY IN VISE 

    Using SST, secure the PS gear assembly in a vise.

    SST 09612-00012

    Fig 2: Securing PS Gear Assembly In Vise Using SST
    G01180752Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. REMOVE RH AND LH TIE ROD ENDS AND LOCK NUTS 
    1. Place matchmarks on the tie rod end, lock nut and rack end.
    2. Fig 3: Placing Match Mark On Tie Rod End Lock Nut And Rack
      G01180753Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Loosen the lock nut, and remove the tie rod end and lock nut.
    4. Employ the same manner described above to the other side.
  4. REMOVE RH AND LH CLIPS, RACK BOOTS AND CLAMPS 
    1. Using pliers, loosen the clamp as shown in the illustration.
    2. Fig 4: Removing RH And LH Rack Boot Clamp
      G01180754Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the clamp, clip and rack boot.
      NOTE: Be careful not to damage the boot.

      HINT:

      Mark the RH and LH rack boots.

    4. Employ the same manner described above to the other side.
  5. REMOVE RH AND LH RACK ENDS AND CLAW WASHERS 
    1. Using a screwdriver and a hammer, unstake the washer.
      NOTE: Avoid any impact on the steering rack.
      Fig 5: Unstaking Washer
      G01180755Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using a spanner, hold the steering rack steadily and using

      SST, remove the rack end.

      SST 09922-10010

      NOTE: Use SST 09922-10010 in the direction shown in the illustration.

      HINT:

      Mark the RH and LH rack ends.

      Fig 6: Removing Rack End Using SST
      G01180756Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the claw washer.
    4. Employ the same manner described above to the other side.
  6. REMOVE RACK GUIDE SPRING CAP LOCK NUT 

    Using SST, remove the rack guide spring cap lock nut.

    SST 09922-10010

    NOTE: Use SST 09922-10010 in the direction shown in the illustration.
    Fig 7: Removing Rack Guide Spring Cap
    G01180757Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE RACK GUIDE SPRING CAP, CONICAL SPRING, RACK GUIDE SPRING AND RACK GUIDE SUB-ASSEMBLY 
    1. Using a hexagon wrench (24 mm), remove the rack guide spring cap.
    2. Remove the conical spring, rack guide spring and rack guide sub-assembly.
  8. REMOVE DUST COVER 
  9. REMOVE CONTROL VALVE HOUSING WITH CONTROL VALVE ASSEMBLY 
    1. Place matchmarks on the control valve housing and rack housing.
    2. Fig 8: Placing Matchmarks On Control Valve Housing And Rack Housing
      G01180758Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 2 bolts and pull out the control valve housing with control valve assembly.
    4. Remove the O-ring from the control valve housing.
  10. REMOVE BEARING GUIDE NUT AND CONTROL VALVE ASSEMBLY 
    1. Using SST, loosen the bearing guide nut.

      SST 09631-20060

      Fig 9: Loosening Bearing Guide Nut
      G01180759Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. To prevent oil seal lip damage, wind vinyl tape on the serrated part of the control valve shaft.
    3. Using a plastic hammer, tap out the control valve assembly with the bearing guide nut from the control valve housing.
      NOTE: Be careful not to damage the oil seal lip
    4. Remove the bearing guide nut from the control valve assembly.
    5. Remove the O-ring from the bearing guide nut.
    Fig 10: Tapping Out Control Valve Assembly
    G01180760Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. REMOVE CYLINDER END STOPPER AND SPACER 
    1. Using SST, remove the cylinder end stopper.

      SST 09631-20090

    2. Remove the O-ring from the cylinder end stopper.
    3. Remove the spacer.
    Fig 11: Removing Cylinder End Stopper
    G01180761Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  12. REMOVE STEERING RACK WITH OIL SEAL 
    1. Using SST, press out the steering rack with the oil seal.

      SST 09950-70010 (09951-07200)

      NOTE: Take care not to drop the steering rack.
    2. Remove the oil seal from the steering rack.
    Fig 12: Removing Oil Seal From Steering Rack Using SST
    G01180762Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  13. REMOVE OIL SEAL 

    Using SST, press out the oil seal.

    SST 09950-60010 (09951-00250, 09951-00280, 09952-06010) 09950-70010 (09951-07360)

    NOTE: Be careful not to damage the rack housing.
    Fig 13: Removing Oil Seal From Steering Rack Using SST
    G01180763Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002