Power Steering Gear: Replacement

NOTE: When using a vise, do not overtighten it.

IF NECESSARY, REPLACE OIL SEAL AND BEARING
1. Using SST, press out the oil seal and bearing from the control valve housing.
  SST 09950-60010 (09951 -00250), 09950-70010 (09951-07150)
  
  Fig 1: Pressing Out Oil Seal
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Coat a new oil seal lip with power steering fluid.
3. Using SST, press in the oil seal.
  SST 09950-60010 (09951-00180, 09951-00320, 09952-06010), 09950-70010 (09951- 07150)
  
  NOTE: Make sure to install the oil seal in the correct direction.
  
  Fig 2: Pressing In Oil Seal
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Coat a new bearing with molybdenum disulfide lithium base grease.
5. Using SST, press in the bearing.
  SST 09950-60010 (09951 -00340), 09950-70010 (09951-07150)
Fig 3: Pressing In Bearing
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
IF NECESSARY, REPLACE 2 BEARINGS
1. Using SST, press out the bearing.
  SST 09950-60010 (09951 -00260), 09950-70010 (09951-07150)
  
  Fig 4: Pressing Out Bearing
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Using SST, press out the bearing from the rack housing.
  SST 09950-60010 (09951 -00260), 09950-70010 (09951-07200)
  
  Fig 5: Pressing Out Bearing From Rack Housing
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Coat a new bearing with molybdenum disulfide lithium base grease.
4. Using SST, press in the bearing.
  SST 09950-60010 (09951 -00310), 09950-70010 (09951-07150)
  
  Fig 6: Pressing In Bearing
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
5. Coat a new bearing with molybdenum disulfide lithium base grease.
6. Using SST, press in the bearing.
  SST 09950-60010 (09951 -00320), 09950-70010 (09951-07150)
Fig 7: Pressing In Bearing
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
IF NECESSARY, REPLACE OIL SEAL
1. Using SST, remove the oil seal from the bushing.
  SST 09527-20011, 09612-24014 (09613-22011)
  
  NOTE: Be careful not to damage the bushing.
  
  Fig 8: Removing Oil Seal From Bushing
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Coat a new oil seal lip with power steering fluid.
3. Using SST, press in the oil seal.
  SST 09950-60010 (09951-00300, 09951-00460, 09952-06010)
NOTE: Make sure to install the oil seal in the correct direction.

Fig 9: Pressing In Oil Seal
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
IF NECESSARY, REPLACE TEFLON RING AND O-RING
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 steering rack.
  
  Fig 10: Removing Teflon Ring And O-Ring From Steering Rack
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Expand a new Teflon ring with your fingers.
  NOTE: Be careful not to over-expand the Teflon ring.
  
  Fig 11: Expanding Teflon Ring
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
IF NECESSARY, REPLACE TEFLON RINGS
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 ring.
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 13: Removing Teflon Rings From Control Valve Assembly
  Courtesy 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 14: Checking Teflon Rings
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002