Nissan Altima L32. Manual - part 651

EM-140

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OIL PAN AND OIL STRAINER

12. Remove the oil filter and engine oil cooler from the upper oil pan.
13. Remove the oil pressure switch, and the crankshaft position sensor (POS) from the upper oil pan.
14. Remove the front drive shaft (RH). Refer to 

FAX-12, "Removal and Installation (Right Side)"

.

15. Disconnect the heated oxygen sensors and air flow ratio (A/F) sensors and remove the two catalytic con-

vertors from the exhaust manifolds using power tool. Refer to 

EM-136, "Removal and Installation"

.

16. Remove the rear plate cover from the upper oil pan.

17. Loosen the lower oil pan bolts using power tool in order as

shown. Remove the lower oil pan. 

a. Insert Tool between the lower oil pan and the upper oil pan.

• Be careful not to damage the mating surface.

• Do not insert a screwdriver, this will damage the mating sur-

faces.

b. Slide (2) the Tool by tapping (1) its side with a hammer to

remove the lower oil pan from the upper oil pan.

18. Remove the four upper oil pan to transaxle bolts.

SEM717G

WBIA0258E

Tool number

: KV10111100 (J37228)

WBIA0566E

SEM469G

OIL PAN AND OIL STRAINER

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19. Remove the upper oil pan.
a. Loosen the bolts in the order as shown, using power tool.

b. Insert an appropriate size tool into the notch (1) of the upper oil

pan as shown.

c. Pry off the upper oil pan by moving the tool up and down (2) as

shown.

20. Remove the O-ring seals from the bottom of the cylinder block

and oil pump housing, use new O-rings for installation.

21. Remove front cover gasket and rear oil seal retainer gasket.
22. Remove the oil strainer.

LBIA0358E

SEM155F

WBIA0327E

WBIA0328E

EM-142

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OIL PAN AND OIL STRAINER

23. If re-installing the original oil pan, remove the old sealant from

the mating surfaces using a scraper.

• Also remove the old sealant from mating surface of the cylin-

der block.

• Remove the old sealant from the bolt holes and threads.

CAUTION:

Do not scratch or damage the mating surfaces when clean-

ing off the old sealant.

INSPECTION AFTER REMOVAL

Clean oil strainer if any object is attached.

INSTALLATION

CAUTION:

Wait at least 30 minutes before refilling the engine with oil.
1. Install oil strainer and tighten bolt to specified torque. Refer to 

EM-139, "Removal and Installation"

.

2. Apply Genuine Silicone RTV Sealant or equivalent, to the front

cover gasket and the rear oil seal retainer gasket as shown.

Refer to 

GI-15, "Recommended Chemical Products and Seal-

ants"

.

3. Install the front cover gasket and rear oil seal retainer gasket as

shown.

4. Apply a bead of sealant to the cylinder block mating surface of

the upper oil pan to a limited portion as shown.

• Use Genuine Silicone RTV Sealant, or equivalent. Refer to 

GI-

15, "Recommended Chemical Products and Sealants"

.

• Be sure the sealant is applied to a limited portion as shown,

and the sealant is 4.0 - 5.0 mm (0.157 - 0.197 in) or 4.5 - 5.5

mm (0.177 - 0.217 in) wide.

• Attaching should be done within 5 minutes after coating.

MEM108A

SEM964E

WBIA0328E

SEM185FA

OIL PAN AND OIL STRAINER

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5. Install new O-rings on the cylinder block and oil pump body.

6. Install the upper oil pan.

• Tighten upper oil pan bolts in the order as shown.

• Wait at least 30 minutes before refilling the engine with oil.

7. Install the four upper oil pan to transaxle bolts.

8. Apply a continuous bead of sealant to the lower oil pan.

• Use Genuine Silicone RTV Sealant, or equivalent. Refer to 

GI-

15, "Recommended Chemical Products and Sealants"

.

• Be sure the sealant is 4.5 - 5.5 mm (0.177 - 0.217 in) wide.

• Installation must be done within 5 minutes after applying seal-

ant.

SEM159F

WBIA0327E

LBIA0359E

SEM469G

SEM159F