Rear Crankshaft Main Bearing Seal: Service and Repair

Crankshaft Rear Oil Seal Replacement

Tools Required
* J 42067 Rear Crankshaft Seal Installer
* J 43653 Flywheel Holding Tool

Removal Procedure




1. Remove the transaxle assembly.
2. If servicing the rear main seal on a manual transaxle vehicle, refer to Clutch Assembly Replacement.
3. Install the J 43653.




4. Remove the flexplate/flywheel bolts and discard.
5. Remove the flexplate/flywheel assembly.
6. Clean the thread adhesive from the flywheel bolts. Use a nylon bristle to clean the bolt holes from the crankshaft.
7. Remove the J 43653.

Important: Do not damage the block or sealing surface when removing the rear main seal.

8. Remove the rear main seal by using a seal removal tool, or by inserting a self tapping screw and slide hammer into the seal.

Installation Procedure




1. Make sure the rear main seal bore is free from debris. If a sealer is present, it must be removed to assure proper installation of the rear main seal.




2. Lubricate the outer diameter of the rear main seal with clean engine oil.
3. Using the J 42067, press the new seal into the housing until fully seated. The installer will control the depth of the seal installation.




4. Install the flywheel/flexplate.

Notice: Refer to Fastener Notice.

5. Install new flywheel bolts.
6. Install the J 43653.
7. Tighten the flywheel bolts.

Tighten the flywheel bolts L61 to 53 N.m (39 lb ft) plus 25 degrees.

8. Remove the J 43653.
9. If the vehicle is equipped with a manual transaxle, install the clutch assembly.
10. Install the transaxle assembly.