Toyota 90311-42036 Seal, Oil

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Remove the crankshaft pulley. Slowly loosen the seal found at the timing chain cover by using a screwdriver or the seal removal tool, it is advisable to trim the lip of the crankshaft seal and put tape around the screwdriver blade to avoid spoiling the housing bore or the crankshaft, as doing this may lead to new seal leak. Lubricate and clean the bore in the timing chain cover and make sure the lip and outer edge of the new seal is also lubricated with engine oil or multi purpose grease. Using a seal driver or a socket with an outside diameter slightly smaller than that of the seal, carefully drive the new seal into place with a hammer, this should result to the square insertion of the seal and its proper flush setting on the surface of the timing chain cover, also make sure that the spring is well fixed after fitting the new seal. The crankshaft pulley should also be refitted, and the bolt should be tightened to the required level of turn. Last, turning on the engine and try to look at the front sealing area to determine if oil leakage is apparent.

Yes, the seal can be replaced without removing the oil pan or seal retainer. However, this method is not recommended because the lip of the seal is quite stiff, which may lead to cocking the seal in the retainer bore or damaging it during installation.

Note how far the seal is recessed in the bore, then cut away the seal lip with a razor knife. After that, cut away the crankshaft seal lip and carefully pry the seal out of the engine with a screwdriver or seal removal tool. If using a screwdriver, wrap tape around the tip to avoid scratching the housing bore or damaging the crankshaft.

Using a seal driver or a socket with an outside diameter slightly smaller than the seal, carefully drive the new seal into place with a hammer. Ensure it is installed squarely and to the same depth as the original. If a socket isn't available, a short section of large diameter pipe can also be used. Check the seal after installation to ensure the spring didn't pop out of place.

After removing the two rearmost oil pan-to-seal retainer bolts, break the seal between the rear of the oil pan and the bottom of the seal retainer with a putty knife. Then, remove the retainer-to-engine block bolts, detach the seal retainer, and remove all the old gasket material. Also, remove the sealant from the top of the oil pan flange. Note: Cover the open area of the oil pan with clean rags to keep debris out while bracing the pan flange.

Reinstall the crankshaft pulley, tightening the bolt to the specific torque.

Drive the new seal into the retainer using a wood block or a section of pipe that is slightly smaller in diameter than the outside diameter of the seal. Ensure that you do not cock the seal in the retainer bore.

Yes, the seal can be replaced without removing the oil pan or seal retainer.

Clean the bore in the engine and coat the outer edge of the new seal with engine oil or multi-purpose grease. Apply the same grease to the seal lip.

The easiest method involves using a seal-removal tool. If this tool isn't available, a sharp knife can be used to cut the lip off the old seal while carefully avoiding scratching the crankshaft. After the lip is gone, a screwdriver wrapped with tape can be used to pry the seal out.

Carefully pry the seal out of the timing chain cover with a screwdriver or seal removal tool. Cut away the crankshaft seal lip and pry out the seal with a seal removal tool or a screwdriver wrapped with tape. If using a screwdriver, wrap tape around the tip to avoid scratching the housing bore or damaging the crankshaft, as damage to the crankshaft can cause the new seal to leak.