Oil Pan Cleaning and Inspection

Oil Pan Cleaning and Inspection





Note: When installing a NEW oil pan gasket, it is not necessary to install the rivets that retain the NEW gasket to the pan.

1. Remove the oil filter tube bolts (435, 446) and gaskets (445, 448).
2. Remove the oil filter tube (447).




3. Remove the plugs (449) from the oil galleries.




4. Remove the oil pan baffle and bolts.
5. Remove the oil filter fitting, as required. Refer to Oil Filter Removal (Oil Filter Removal).
6. Clean the oil pan in solvent. Thoroughly clean all of the oil passages and recesses of the pan.
Warning: Refer to Safety Glasses Warning (Safety Glasses Warning).

7. Dry the oil pan with compressed air.
8. Inspect the oil pan for the following conditions:

* Damaged gasket surfaces
* Restrictions within the oil passages of the pan
* Threaded bolt holes for damage




9. Inspect the oil filter tube for restrictions or damaged gasket surfaces.
10. Inspect the active fuel management oil pressure relief valve for proper operation.
Lightly depress the valve (2). The valve spring (1) should seat the valve to the proper closed position.




11. The oil pressure relief valve (455) is press-fit into the oil filter tube and is serviceable separately.