Lexus RX300, 330 3 2000-06

Removal & Installation

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  1. Raise and safely support the vehicle.
  2.  
  3. Remove the right front wheel and tire assembly.
  4.  
  5. Drain the power steering fluid into a suitable container.
  6.  
  7. Remove the right front fender liner.
  8.  
  9. Remove the right front fender apron seal.
  10.  
  11. Remove the clip, then disconnect pump hose no. 1 from the power steering oil reservoir.
    WARNING
    Do not spill any power steering fluid on the belt.

  12.  
  13. Detach the power steering oil pressure switch connector, then remove the oil pressure switch from the union bolt.
    WARNING
    Do not drop the oil pressure switch. If the oil pressure switch is dropped or damaged, it must be replaced with a new one.

  14.  
  15. Separate pressure feed tube, as follows:
    1. Using a 22mm (3.0L) or 24mm (3.3L) wrench to hold the pressure port union, remove the union bolt and gasket.

      Click image to see an enlarged view

      Fig. Using a 24mm wrench to hold the pressure port union, remove the union bolt and gasket-RX330 shown, 3.0L similar

    2.  

  16.  
  17. Loosen the 2 bolts and remove the power steering pump belt.

    Click image to see an enlarged view

    Fig. Loosen the 2 bolts and remove the power steering pump belt

  18.  
  19. Remove the 2 mounting bolts and power steering pump assembly.
  20.  

To install:

  1. Temporarily install the power steering pump with the 2 (A and B) bolts.
  2.  
  3. Install the power steering pump belt and adjust the belt tension, as outlined in the Engine Mechanical Section.
  4.  
  5. Torque bolt A to 32 ft. lbs. (43 Nm), then tighten bolt B to 32 ft. lbs. (43 Nm).
  6.  
  7. Connect pressure feed tube, as follows:
    1. Using a wrench to hold the pressure port union, connect the pressure feed tube with the union bolt and a new gasket. Tighten the bolt to 38 ft. lbs. (51 Nm).
      NOTE
      Make sure the stopper of the pressure feed tube touches the front bracket as shown in the illustration, then install the union bolt.



      Click image to see an enlarged view

      Fig. When installing the pressure tube, make sure the stopper of the pressure feed tube touches the front bracket as shown in the illustration, then install the union bolt

    2.  

  8.  
  9. Install the oil pressure switch to the union bolt and tighten to 15 ft. lbs. (21 Nm).
    NOTE
    Be careful not to prevent oil from getting on the connector.

  10.  
  11. Attach the oil pressure switch connector.
  12.  
  13. Connect oil reservoir to pump hose no.1 and install the clip.
  14.  
  15. Install the right front fender apron seal.
  16.  
  17. Install the right front fender liner.
  18.  
  19. Install the right front wheel.
  20.  
  21. Install the right front wheel and tire assembly. Tighten the lug nuts to 76 ft. lbs. (103 Nm).
    1. Bleed the power steering fluid, as outlined later in this section.
    2.  

  22.  
  23. Check for power steering fluid leaks.
  24.  

 
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