Power Steering Gear: Disassembly

1. Using SST, remove the 2 turn pressure tubes.

   SST 09023-12700

2. Remove the 4 O-rings from the tubes.
   Fig 1: Removing 2 Turn Pressure Tubes

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Using SST, 2 bolts and nuts, secure the gear assembly in a vise, as shown in the illustration.

SST 09612-00012

Reference: 

Bolt: 90105-10346 

Nut: 90170-10198 

HINT: Use 2 of the same type of SST.

Fig 2: Securing Gear Assembly In Vise

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1. Place matchmarks on the tie rod end, lock nut and rack end.
2. Loosen the lock nut, remove the tie rod end and lock nut.
3. Employ the same manner described above to the other side.
   Fig 3: Placing Matchmark On Tie Rod End Lock Nut & Rack End

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1. Using a screwdriver, loosen the 2 clamps.
2. Remove the 2 clips and boots.

   HINT: Mark the RH and LH boots.

   NOTE: Be careful not to damage the boot.
   Fig 4: Removing RH & LH Clips, Boots & Clamps

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1. Using a screwdriver and hammer, unstake the washer.
   NOTE: Avoid any impact on the steering rack.
   Fig 5: Removing RH & LH Rack Ends & Claw Washers

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Using a spanner to hold the steering rack steadily, and using SST, remove the rack end.

   SST 09922-10010

   HINT: Mark the RH and LH rack ends.

   NOTE: Use SST 09922-10010 in the direction shown in the illustration.
3. Remove the washer from the rack end.
4. Employ the same manner described above to the other side.
   Fig 6: Removing Rack End

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Using SST, remove the lock nut.

SST 09922-10010

1. Using a hexagon wrench, remove the rack guide spring cap.
2. Remove the rack guide spring and rack guide.
   Fig 7: Removing Rack Guide Spring Cap Lock Nut

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Using SST, remove the rack housing cap.

SST 09816-30010

Fig 8: Removing Rack Housing Cap

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Using SST to stop the control valve shaft rotating, remove the nut.

SST 09616-0001 1

1. Place matchmarks on the control valve housing and rack housing.
2. Remove the 2 bolts and control valve housing with control valve assembly.
3. Remove the gasket from the rack housing.
   Fig 10: Placing Matchmark On Control Valve Housing & Rack Housing

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1. To prevent oil seal lip damage, wind vinyl tape on the serrated part of the valve shaft.
2. Press out the valve assembly with the oil seal.
   NOTE:

   • Place a shop rag between the valve housing and the blocks.
   • Be careful not to drop the valve assembly.
   • Be careful not to damage the oil seal lip.
     Fig 11: Removing Control Valve Assembly

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Remove the oil seal from the control valve assembly.

1. Using SST, turn the stopper clockwise until the wire end is visible through the service hole.

   SST 09631-16010

2. Using SST, turn the stopper counterclockwise, and remove the wire.

   SST 09631-16010

   Fig 12: Removing Cylinder End Stopper

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1. Using SST, press out the steering rack with the bushing
   NOTE: Take care not to drop the rack.

   SST 09950-70010 (09951-07200)

2. Remove the bushing from the rack.
3. Remove the O-ring from the bushing.
   Fig 13: Removing Steering Rack & Bushing

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Using SST, press out the oil seal.

SST 09950-60010 (09951-00360), 09950-70010 (09951-07360)

Fig 14: Removing Oil Seal

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002