Nissan Murano. Manual — part 634

EM-110

< UNIT DISASSEMBLY AND ASSEMBLY >

OIL SEAL

4.

Use a seal cutter (SST) to cut away liquid gasket and remove
rear oil seal retainer.

CAUTION:

Be careful not to damage mating surfaces.
NOTE:
Regard both rear oil seal and retainer an assembly.

INSTALLATION

1.

Remove old liquid gasket on mating surfaces of cylinder block and oil pan (upper) using scraper.

2.

Apply new engine oil to both oil seal lip and dust seal lip of new oil seal retainer.

3.

Apply a continuous bead of liquid gasket with the tube presser
(commercial service tool) to rear oil seal retainer as shown in the
figure.

Use Genuine RTV Silicone Sealant or equivalent. Refer to

GI-22, "Recommended Chemical Products and Sealants"

.

CAUTION:

Attaching should be done within 5 minutes after coating.

4.

Install rear oil seal retainer to cylinder block. Refer to

EM-122, "Exploded View"

.

• Check the garter spring is in position and seal lips not inverted.

5.

Install in the reverse order of removal after this step.

SEM830E

a

:

φ

2.0 - 3.0 mm (0.08 - 0.12 in)

JPBIA0542ZZ

CYLINDER HEAD

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< UNIT DISASSEMBLY AND ASSEMBLY >

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CYLINDER HEAD

Exploded View

INFOID:0000000009718002

REMOVAL

DISASSEMBLY

1.

Oil level gauge

2.

Cylinder head (bank 2)

3.

Cylinder head bolt

4.

Cylinder head (bank 1)

5.

Cylinder head gasket (bank 1)

6.

Cylinder head gasket (bank 2)

A.

Comply with the installation procedure
when tightening. Refer to

EM-112

: Always replace after every disassembly.

: N·m (kg-m, ft-lb)

: Should be lubricated with oil.

JPBIA1748ZZ

EM-112

< UNIT DISASSEMBLY AND ASSEMBLY >

CYLINDER HEAD

Removal and Installation

INFOID:0000000009718003

REMOVAL

1.

Remove the following parts:
• Oil level gauge
• Intake manifold collector: Refer to

EM-33, "Exploded View"

.

• Rocker cover: Refer to

EM-54, "Exploded View"

.

• Fuel tube and fuel injector assembly: Refer to

EM-49, "Exploded View"

.

• Intake manifold: Refer to

EM-36, "Exploded View"

.

• Exhaust manifold: Refer to

EM-38, "Exploded View"

.

• Water inlet and thermostat assembly: Refer to

CO-27, "Exploded View"

.

• Water outlet, water connector, water bypass pipe, and heater pipe: Refer to

CO-29, "Exploded View"

.

• Timing chain and rear timing chain case: Refer to

EM-57, "Exploded View"

and

EM-93, "Exploded

View"

.

• Camshaft: Refer to

EM-98, "Exploded View"

.

1.

Valve lifter

2.

Valve collet

3.

Valve spring retainer

4.

Valve spring

5.

Valve oil seal

6.

Valve spring seat

7.

Valve guide (EXH)

8.

Spark plug

9.

Spark plug tube

10. Cylinder head (bank 1)

11.

Valve seat (EXH)

12. Valve (EXH)

13. Valve (INT)

14. Valve seat (INT)

15. Valve guide (INT)

16. Cylinder head (bank 2)

: Apply genuine high strength thread locking sealant or equivalent.

: Always replace after every disassembly.

: N·m (kg-m, ft-lb)

: Should be lubricated with oil.

: Sealing point

: Select with proper thickness.

JPBIA1728GB

CYLINDER HEAD

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2.

Remove cylinder head bolts in the reverse order as shown in the
figure with cylinder head bolt wrench (commercial service tool)
and power tool to remove cylinder heads (bank 1 and bank 2).

3.

Remove cylinder head gaskets.

INSTALLATION

1.

Install new cylinder head gaskets.

2.

Turn crankshaft until No. 1 piston is set at TDC.
• Crankshaft key (1) should line up with the bank 1 cylinder cen-

ter line as shown in the figure.

A

: Bank 1

B

: Bank 2

: Engine front

JPBIA0172ZZ

: Bank 1 side

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