Seals and Gaskets: Service and Repair

Oil seal for camshaft drive (left and right-side cylinder heads)
- Rotate engine to Top Dead Center (TDC).
- Remove toothed belt.
- Remove rear toothed belt guard.





- Remove oil seal using 3240 seal extractor.
- Clean contact surface and sealing surface.

Note: Do not apply oil to sealing lip or outer circumference of seal.

- Install guide sleeve (from 3241 seal installer) onto camshaft.





- Press seal flush into cylinder head using 3241/1 press sleeve and 3241/3 bolt.

Oil seal at Camshaft Position (CMP) sensor (left and right side cylinder heads)
- Unbolt Camshaft Position (CMP) sensor housing.
Tightening torque: 10 Nm (7 ft. lbs.).
- Remove bolt mounting CMP sensor rotor and carefully pry off rotor using screwdriver.
Tightening torque: 20 Nm (15 ft. lbs.).





- Screw in bolt from 2085/1 adapter.





- Remove seal using 2085 seal puller and 2085/1 adapter.
- Clean contact surface and sealing surface.
- Do not apply oil to sealing lip or outer circumference of seal before installing.
- Install guide sleeve (from 3241 seal installer) onto camshaft.





- Press in seal until flush using 3241/1 press sleeve and 3241/3 bolt.

Rear sealing flange (left cylinder head)

Note: The sealing flange and rear oil seal on the left cylinder head must be replaced together as follows:

- Unbolt Camshaft Position (CMP) sensor housing.
Tightening torque: 10 Nm (7 ft. lbs.).
- Remove bolt mounting CMP sensor rotor and pry off carefully using screwdriver.
Tightening torque: 20 Nm (15 ft. lbs.).
- Remove cylinder head cover.





- Remove double bearing cap (arrows).
- Remove oil seal and sealing flange.
- Clean contact surfaces and sealing surfaces of double bearing cap.





- Apply thin coating of sealant 454 300 02 to hatched areas on double bearing cap.

CAUTION: Part numbers are listed here for reference only. Always check with your Parts department for the latest information.

- Install bearing cap and tighten bolts to 10 Nm (7 ft. lbs.).
- Install guide sleeve (from 3241 seal installer) onto camshaft.





- Press in seal until flush using 3241/1 press sleeve and 3241/3 bolt.
- Carefully drive in sealing flange up to stop using 3202 and plastic hammer.