Lexus RX300, 330 3 2000-06

Rear Main Seal

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Removal & Installation




NOTE
This procedure requires a variety of special tools.

  1. Remove the automatic transaxle assembly (2WD) or automatic transaxle and transfer assembly (4WD), as outlined in the Drive Train Section.
  2.  
  3. Remove the drive plate and ring gear, as follows:
    1. Secure the crankshaft with Special Service Tool (SST) 09213-54015 (91651-60855), 09330-00021 or their equivalents.

      Click image to see an enlarged view

      Fig. Hold the crankshaft in place with the special tools as shown

    2.  
    3. Remove the 8 bolts, rear spacer, drive plate and front spacer.

      Click image to see an enlarged view

      Fig. Remove the 8 bolts, rear spacer, drive plate and front spacer

    4.  

  4.  
  5. Remove the rear main seal, as follows:
    1. Using a knife, carefully cut off the oil seal lip.
    2.  
    3. Use a suitable prytool, or taped screwdriver, pry out the oil seal.
      WARNING
      After removing the seal, make sure the crankshaft is not damaged or scratched. If it is, you can mend it with a fine grit (#400) sandpaper.



      Click image to see an enlarged view

      Fig. If using a screwdriver wrapped in tape to remove the rear main seal, be very carefully not to damage the crankshaft

    4.  

  6.  

To install:

  1. Install engine rear oil seal, as follows:
    1. Apply suitable grease to a new oil seal lip. Make sure to keep the lip away from foreign materials to avoid picking up contamination or debris.
    2.  
    3. Using SST 09223-15030, 09950-70010 (09951-07100), or their equivalent, and a hammer, tap in the oil seal until its surface is flush with the rear oil seal retainer edge. Tap the seal in squarely to make sure it seats properly
      NOTE
      Wipe the extra grease off of the crankshaft.



      Click image to see an enlarged view

      Fig. Use a seal installation tool and hammer to install the rear main seal until its surface is flush with the seal retainer edge

    4.  

  2.  
  3. Install drive plate and ring gear, as follows:
    1. Fix the crankshaft with SST 09213-54015 (91651-60855), 09330-00021, or their equivalents.
    2.  
    3. Clean the bolts and the bolt holes.
    4.  
    5. Apply a suitable adhesive (part no. 08833-00070, three bond or equivalent) to 2 or 3 threads of the bolt end.
    6.  
    7. Install and uniformly tighten the 8 bolts, in several passes in the sequence shown in the accompanying illustration to a final torque of 61 ft. lbs. (83 Nm).
      WARNING
      Do not start the engine for AT LEAST one hour after installing the seal!



      Click image to see an enlarged view

      Fig. Drive plate bolt tightening sequence-3.0L and 3.3L engines

    8.  

  4.  
  5. Install the automatic transaxle assembly (2WD) or automatic transaxle and transfer assembly (4WD), as outlined in the Drive Train Section.
  6.  

2.0L, 2.4L & 3.0L Engines

If the rear oil seal retainer is not installed to the block, use a tapered ended screwdriver and hammer to remove the oil seal. Apply multi-purpose grease to the new oil seal lip. Using a seal driver, tap the seal into place. Be careful not to install it slantwise.

  1. Before servicing the vehicle, refer to the precautions in the beginning of this section.

    Click image to see an enlarged view

    Fig. Carefully tap the old seal from the retainer-2.0L, 2.4L and 3.0L Engines



    Click image to see an enlarged view

    Fig. Use the proper sized driver to seat the seal-2.0L, 2.4L and 3.0L Engines

  2.  

If the rear oil seal retainer is installed on the cylinder block, using a knife, cut off the lip of the seal. Using a taped ended prytool, pry the old seal out of the retainer. Inspect the oil seal lip contacting surface of the crankshaft for cracks or damage. Apply multipurpose grease to the new oil seal, then tap the seal in place with a seal installer. Be careful not to install the seal slantwise.

Click image to see an enlarged view

Fig. Cut off the oil seal lip, then pry the seal out of the retaining plate-2.0L and 3.0L Engines



Click image to see an enlarged view

Fig. Tap a new seal into place-2.0L and 3.0L Engines

2.7L & 3.4L Engines
  1. Before servicing the vehicle, refer to the precautions in the beginning of this section.
  2.  
  3. Remove the transmission and flywheel from the vehicle.
  4.  
  5. Cut off the rubber lip portion of the seal with a sharp knife.
  6.  
  7. Pry out the oil seal.
  8.  

To install:

  1. Install the rear main seal so that it is flush with the seal retainer housing.
  2.  
  3. Install or connect the following:

    Flywheel/driveplate. Tighten the bolts to 28 ft. lbs. (38 Nm) for engines with a manual transmission, 61 ft. lbs. (83 Nm) for engines with an automatic.
     
    Transmission
     

  4.  

3.0L & 3.3L Engines

If the rear oil seal retainer is not installed to the block, use a tapered ended screwdriver and hammer to remove the oil seal. Apply multi-purpose grease to the new oil seal lip. Using a seal driver, tap the seal into place. Be careful not to install it slantwise.

  1. Before servicing the vehicle, refer to the Precautions section.
  2.  


    Click image to see an enlarged view

    Fig. Carefully tap the old seal from the retainer



    Click image to see an enlarged view

    Fig. Use the proper sized driver to seat the seal


If the rear oil seal retainer is installed on the cylinder block, using a knife, cut off the lip of the seal. Using a taped ended prytool, pry the old seal out of the retainer. Inspect the oil seal lip contacting surface of the crankshaft for cracks or damage. Apply multipurpose grease to the new oil seal, then tap the seal in place with a seal installer. Be careful not to install the seal slantwise.



Click image to see an enlarged view

Fig. Cut off the oil seal lip, then pry the seal out of the retaining plate



Click image to see an enlarged view

Fig. Tap a new seal into place

 
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