Rear Engine Plate: Service and Repair

Engine Rear Cover Replacement


Special Tools
* J 41476 Front and Rear Cover Alignment (Crankshaft Oil Seal Area)
* J 41479 Crankshaft Rear Oil Seal Installer



Removal Procedure





1. Remove the engine flywheel. Refer to Engine Flywheel Replacement (Engine Flywheel Replacement) .
2. Remove the oil pan-to-rear cover bolts.




3. Remove the rear cover bolts.
4. Remove the rear cover and gasket.
5. Discard the rear cover gasket.
6. Clean and inspect the engine rear cover. Refer to Crankshaft Rear Oil Seal Housing Cleaning and Inspection () .



Installation Procedure

Important:
* Do not reuse the crankshaft oil seal or rear cover gasket.

* Do not apply any type of sealant to the rear cover gasket (unless specified).

* The special tool in this procedure is used to center the crankshaft rear oil seal.

* All gasket surfaces should be free of oil or other foreign material during assembly.

* The crankshaft rear oil seal MUST be centered in relation to the crankshaft.

* The crankshaft rear oil seal will be installed after the rear cover has been installed.

* An improperly aligned rear cover may cause premature rear oil seal wear and/or engine assembly oil leaks.








1. Apply a 5 mm (0.2 in) bead of sealant 20 mm (0.8 in) in length, to the engine block. Refer to Sealers, Adhesives, and Lubricants (6.2L) (Specifications)Sealers, Adhesives, and Lubricants (7.0L) (Specifications) for the correct part number. Apply the sealant directly onto the tabs of the rear cover gasket that protrude onto the oil pan surface.




2. Install the rear cover gasket, rear cover, and bolts.
3. Install the rear cover bolts until snug. Do not overtighten.




4. Install the oil pan-to-rear cover bolts.





Important: To properly align the rear cover, the J 41476 must be installed onto the rear of the crankshaft with the mounting bolts parallel to the oil pan surface.


5. Rotate the crankshaft until 2 opposing flywheel bolt holes are parallel to the oil pan surface.
Important: The tapered legs of the alignment tool must enter the rear cover oil seal bore.



6. Install the J 41476 and bolts onto the rear of the crankshaft.

Notice: Refer to Fastener Notice (Fastener Notice) .

7. Tighten the J 41476 bolts until snug. Do not overtighten.

1. Tighten the oil pan-to-rear cover bolts to 12 N.m (106 lb in).
2. Tighten the engine rear cover bolts to 30 N.m (22 lb ft).


8. Remove the J 41476 .





Important:
* Do not lubricate the oil seal inside diameter (ID) or the crankshaft surface.

* Do not reuse the crankshaft rear oil seal.



9. Lubricate the outside diameter (OD) of the oil seal (1) with clean engine oil.
Do not allow oil or other lubricants to contact the seal surface.
10. Lubricate the rear cover oil seal bore with clean engine oil.
Do not allow oil or other lubricants to contact the crankshaft surface.




11. Install the J 41479 cone (2) and bolts onto the rear of the crankshaft.
12. Tighten the bolts until snug. Do not overtighten.
13. Install the rear oil seal onto the tapered cone (2) until the tool (1) contacts the oil seal.
14. Thread the J 41479 threaded rod into the tapered cone (2) until the tool (1) contacts the oil seal.
15. Align the oil seal onto the tool (1).
16. Rotate the handle of the J 41479 clockwise until the seal enters the rear cover and bottoms into the cover bore.
17. Remove the J 41479 .
18. Install the engine flywheel. Refer to Engine Flywheel Replacement (Engine Flywheel Replacement) .