Nissan Teana J32. Manual - part 496

EM-108

< DISASSEMBLY AND ASSEMBLY >

CYLINDER BLOCK

VQ35DE

1.

Reinforcement plate

2.

Drive plate

3.

Rear oil seal retainer

4.

Cylinder block

5.

Knock sensor

6.

Sub harness

7.

Thrust bearing (upper)

8.

Main bearing (upper)

9.

Crankshaft

10. Crankshaft key

11. Thrust bearing (lower)

12. Main bearing (lower)

13. Main bearing cap

14. Main bearing cap bolt

15. Main bearing beam

16. Baffle plate

17. Connecting rod bolt

18. Connecting rod bearing cap

19. Connecting rod bearing

20. Connecting rod

21. Snap ring

22. Piston pin

23. Piston

24. Oil ring

25. Second ring

26. Top ring

27. Pilot converter

A.

Crankshaft side

B.

Chamfered

C.

Refer to 

EM-110

D.

Front mark

Refer to 

GI-4, "Components"

 for symbols in the figure.

CYLINDER BLOCK

EM-109

< DISASSEMBLY AND ASSEMBLY >

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1.

Reinforcement plate

2.

Drive plate

3.

Rear oil seal retainer

4.

Sub harness

5.

Knock sensor 

6.

Cylinder block

7.

Thrust bearing (upper)

8.

Main bearing (upper)

9.

Crankshaft

10. Crankshaft key

11. Thrust bearing (lower)

12. Main bearing (lower)

13. Main bearing cap

14. Main bearing cap bolt

15. Main bearing beam

16. Baffle plate

17. Connecting rod bolt

18. Connecting rod bearing cap

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EM-110

< DISASSEMBLY AND ASSEMBLY >

CYLINDER BLOCK

Disassembly and Assembly

INFOID:0000000003802294

DISASSEMBLY

1.

Remove the following parts:
• Intake manifold collector: Refer to 

EM-28, "Exploded View"

.

• Intake manifold: Refer to 

EM-32, "Exploded View"

.

• Oil pans (lower and upper): Refer to 

EM-38, "Exploded View"

.

• Front and rear timing chain case: Refer to 

EM-79, "Exploded View"

.

• Cylinder head: Refer to 

EM-96, "Exploded View"

.

2.

Remove knock sensor.

CAUTION:

Carefully handle sensor avoiding shocks.

3.

Remove rear oil seal retainer.
• Remove by inserting screwdriver between main bearing cap and rear oil seal retainer.

CAUTION:

If rear oil seal retainer is removed, replace it with new one.
NOTE:
Regard both rear oil seal and retainer as an assembly.

4.

Remove baffle plate from main bearing beam.

5.

Remove piston and connecting rod assembly with the following procedure:
• Before removing piston and connecting rod assembly, check the connecting rod side clearance. Refer to

EM-119, "Inspection"

.

CAUTION:

Be careful not to drop connecting rod bearing, and to scratch the surface.

a.

Position crankshaft pin corresponding to connecting rod to be removed onto the bottom dead center.

b.

Remove connecting rod bearing cap.

c.

Using a hammer handle or similar tool, push piston and connect-
ing rod assembly out to the cylinder head side.

CAUTION:

Be careful not to damage the cylinder wall and crankshaft
pin, resulting from an interference of the connecting rod big
end.

6.

Remove connecting rod bearings from connecting rod and connecting rod bearing cap.

CAUTION:

• Be careful not to drop connecting rod bearing, and to scratch the surface.
• Identify installation positions, and store them without mixing them up.

7.

Remove piston rings form piston. 
• Before removing piston rings, check the piston ring side clearance. Refer to 

EM-119, "Inspection"

.

19. Connecting rod bearing

20. Connecting rod

21. Snap ring

22. Piston pin

23. Piston

24. Oil ring

25. Second ring

26. Top ring

27. Pilot converter

28. Oil jet

A.

Crankshaft side

B.

Chamfered

C.

Refer to 

EM-110

D.

Front mark

Refer to 

GI-4, "Components"

 for symbols in the figure.

EMQ0191D

CYLINDER BLOCK

EM-111

< DISASSEMBLY AND ASSEMBLY >

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• Use a piston ring expander (commercial service tool) (A).

CAUTION:

• When removing piston rings, be careful not to damage

piston.

• Be careful not to damage piston rings by expanding them

excessively.

8.

Remove piston from connecting rod as follows: 

a.

Using a snap ring pliers (A), remove snap rings.

b.

Heat piston to 60 to 70

°

C (140 to 158

°

F) with an industrial use

drier (A) or equivalent.

c.

Push out piston pin with stick of outer diameter approximately 20
mm (0.79 in).

9.

Remove main bearing cap bolts.
NOTE:
• Before loosening main bearing cap bolts, measure the crankshaft end play. Refer to 

EM-119, "Inspec-

tion"

.

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