ES300 1992-1997

Removal & Installation

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Specific to:

Lexus ES300 1992-1994

  1. Disconnect the negative battery cable.
  2.  
  3. Place the front wheels in a straight ahead position, secure the steering wheel with a suitable device to prevent the wheel from turning.
  4.  
  5. Place matchmarks in the universal joint/sliding yoke and control valve shaft. Disconnect the universal joint/sliding yoke.

    Click image to see an enlarged view

    Fig. Place matchmarks in the universal joint/sliding yoke and control valve shaft

  6.  
  7. Disconnect and plug the hydraulic lines to rack assembly.
  8.  
  9. Raise and safely support the vehicle.
  10.  
  11. Disconnect and remove the stabilizer bar brackets.
  12.  
  13. Disconnect the solenoid connector, as applicable.
  14.  
  15. Disconnect the tie rod ends from the steering knuckle with the proper tool.
  16.  
  17. Remove the mounting brackets and slide the gear housing out through the right side of the vehicle.

    Click image to see an enlarged view

    Fig. Steering gear and related components-1992-93 models



    Click image to see an enlarged view

    Fig. Steering gear and related components-1994 models

  18.  

To install:

  1. Center the rack and pinion.
  2.  
  3. Connect the hydraulic tubes to the rack assembly and tighten to 38 ft. lbs. (51 Nm). Insert the rack assembly into position.
  4.  
  5. Replace the mounting brackets and torque the mounting bolts to 134 ft. lbs. (182 Nm).
  6.  
  7. Connect the solenoid connector.
  8.  
  9. Connect the tie rod ends to the steering knuckle. Tighten to 36 ft. lbs. 49Nm).
  10.  
  11. Lower the vehicle.
  12.  
  13. Connect the hydraulic lines to the rack assembly.
  14.  
  15. Align the matchmarks on the universal joint/sliding yoke and control valve shaft and connect. Tighten the connecting bolt to 26 ft. lbs. (35 Nm).
  16.  
  17. Check the steering wheel center point and the toe setting.
  18.  
  19. Connect the negative battery cable.
  20.  
  21. Refill the power steering reservoir.
  22.  

Specific to:

Lexus ES300 1995-1999

  1. Before servicing the vehicle, refer to the precautions in the beginning of this section.
  2.  
  3. Disconnect the negative battery cable and wait at least 3 minutes before working on the vehicle to disarm the air bag.
  4.  
  5. Secure the steering wheel in a straight forward position.
  6.  
  7. Raise and support the vehicle safely.
  8.  
  9. Remove the front wheels.
  10.  
  11. Remove the left and right front fender apron seals by removing the two bolts.
  12.  
  13. Remove the cotter pin and nut holding the steering knuckle to the tie rod end. Using a tie rod puller, disconnect the tie rod end from the steering knuckle.
  14.  
  15. Place matchmarks on the intermediate shaft and the control valve shaft.
  16.  
  17. Loosen the upper bolt and remove the lower bolt holding the control valve shaft to the intermediate shaft. Disconnect the intermediate shaft from steering rack housing.
  18.  
  19. Remove the nut to the tube clamp. Remove the clamp from the vehicle.
  20.  
  21. Disconnect the return line and the pressure line from the control valve housing.
  22.  
  23. Remove the stabilizer bar bolts and two nuts. Position the stabilizer bar out of the way. Do not remove the stabilizer bar from the vehicle.
  24.  
  25. Remove the 2 bolts and nut, and the No. 1 fuel line protector, as applicable.
  26.  
  27. Remove the two steering gear mounting bolts and nuts. Remove the steering gear through the left side of the vehicle.

    Click image to see an enlarged view

    Fig. Steering gear and related components-1995-96 models



    Click image to see an enlarged view

    Fig. Steering gear and related components-1997-99 models

  28.  

To install:

  1. Install the steering gear on the vehicle and install the 2 mounting bolts and nuts. Tighten the nuts and bolts to 134 ft. lbs. (181 Nm).
  2.  
  3. Install the No. 1 fuel line protector, if removed.
  4.  
  5. Install the stabilizer bar bolts and nuts and torque as follows:

    Bolts: 14 ft. lbs. (19 Nm)
     
    Nuts: 29 ft. lbs. (39 Nm)
     

  6.  
  7. Connect the pressure and return lines.
  8.  
  9. Connect the tube clamp and torque the nut to 7 ft. lbs. (10 Nm).
  10.  
  11. Install the intermediate shaft to the steering rack and torque the retaining bolts to 26 ft. lbs. (35 Nm).
  12.  
  13. Connect the tie rods to the steering knuckles with the castellated nuts. Torque the nut to 36 ft. lbs. and install a new cotter pin. The prongs of the cotter pin should be firmly wrapped around the flats of the nut.
  14.  
  15. Install the front fender apron seals by installing the two bolts.
  16.  
  17. Install the front wheels and lower the vehicle.
  18.  
  19. Fill the power steering reservoir tank to the proper level with power steering fluid.
  20.  
  21. Connect the negative battery cable to the battery.
  22.  
  23. Release the steering wheel.
  24.  
  25. Bleed the system.
  26.  
  27. Check for leaks, adjust the toe-in and check the steering wheel center point.
  28.  

 
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