Oil Pan: Service and Repair

Removal

CAUTION: When removing the aluminum oil pan from engine, first remove the crankshaft position sensors (POS and REF) from the assembly. Be careful not to damage sensor edges and signal plate teeth.

1. Remove engine undercover.
2. Drain engine oil.





3. Remove steel oil pan bolts.
4. Remove steel oil pan.





a. Insert Tool between aluminum oil pan and steel oil pan.
^ Be careful not to damage aluminum mating surface.
^ Do not insert screwdriver, or oil pan flange will be deformed.





b. Slide tool by tapping on the side of the tool with a hammer.
c. Remove steel oil pan.





5. Remove oil strainer.

Calif. Models Only:

6. Remove front exhaust tube and its support.








7. Set a suitable transmission jack under transaxle and hoist engine with engine slinger.
8. Remove crankshaft position sensors (POS and REF) from oil pan.
9. Remove front and rear engine mounting nuts and bolts.
10. Remove center member.
11. Remove drive belts.





12. Remove air compressor and bracket.





13. Remove rear cover plate.





14. Remove aluminum oil pan bolts in numerical order.





15. Remove four engine-to-transaxle bolts.





16. Remove aluminum oil pan.
a. Insert an appropriate size tool into the notch of aluminum oil pan as shown in the figure.
^ Be careful not to damage aluminum mating surface.
^ Do not insert screwdriver, or oil pan flange will be deformed.
b. Pry off aluminum oil pan by moving the tool up and down.
c. Remove aluminum oil pan.





17. Remove O-rings from cylinder block and oil pump body.

Installation
1. Install aluminum oil pan.





a. Use a scraper to remove old liquid gasket from mating surfaces.
^ Also remove old liquid gasket from mating surface of cylinder block, front cover and steel oil pan.
^ Remove old liquid gasket from the bolt hole and thread.





b. Apply sealant to front cover gasket and rear oil seal retainer gasket.





c. Apply a continuous bead of liquid gasket to mating surface of aluminum oil pan.
^ Use Genuine RTV silicone sealant Part No. 999MP-A7007 or equivalent.





d. Apply liquid gasket to inner sealing surface as shown in figure.
^ Be sure liquid gasket is 4.0 to 5.0 mm (0.157 to 0.197 inch) or 4.5 to 5.5 mm (0.177 to 0.217 inch) wide.
^ Attaching should be done within 5 minutes after coating.





e. Install O-rings, cylinder block and oil pump body.





f. Install aluminum oil pan.
^ Tighten bolts in numerical order.
^ Wait at least 30 minutes before refilling engine oil.
2. Install the four engine-to-transaxle bolts.





3. Install rear cover plate.





4. Install air compressor and bracket.
5. Install drive belts.
6. Install center member.
7. Install front and rear engine mounting insulator nuts and bolts.





8. Install crankshaft position sensors (POS and REF) and front heated oxygen sensor (left bank) harness clamp.
^ Make sure that crankshaft position sensor (POS) and front heated oxygen sensor (left bank) harness clamp are installed correctly as shown in figure.
9. Install front exhaust tube and its support.
10. Install oil strainer.
11. Install steel oil pan.





a. Use a scraper to remove old liquid gasket from mating surfaces.
^ Also remove old liquid gasket from mating surface of aluminum oil pan.
b. Apply a continuous bead of liquid gasket to mating surface of steel oil pan.





^ Use Genuine RTV silicone sealant Part No. 999MP-A7007 or equivalent.





^ Be sure liquid gasket is 4.5 to 5.5 mm (0.177 to 0.217 inch) wide.
^ Attaching should be done within 5 minutes after coating.





c. Install steel oil pan.
^ Tighten in numerical order shown in the figure.
^ Wait at least 30 minutes before refilling engine oil.