Infiniti FX35, FX50 (S51). Manual - part 951

 

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Infiniti FX35, FX50 (S51). Manual - part 951

 

 

EM-104

< UNIT DISASSEMBLY AND ASSEMBLY >

[VQ35HR]

OIL PAN (UPPER)

5.

Loosen mounting bolts in the reverse order as shown in the fig-
ure with power tool to remove.

• Insert the seal cutter [SST: KV10111100 (J-37228)] between

oil pan (upper) and lower cylinder block. Slide seal cutter by
tapping on the side of tool with a hammer. Remove oil pan
(upper).

CAUTION:

• Be careful not to damage the mating surfaces.
• Never insert a screwdriver, this will damage the mating

surfaces.

6.

Remove O-rings (2) from bottom of lower cylinder block (1) and
oil pump (3).

7.

Remove axle pipe, if necessary.
• Remove axle pipe from oil pan (upper) using a suitable drift (A)

[outer diameter: 37 mm (1.46 in)].

INSTALLATION

1.

Install axle pipe (3) to oil pan (upper), if removed.
• Lubricate O-ring groove of axle pipe, O-rings (1), (2), and O-

ring joint of oil pan with new engine oil.

Unit: mm (in)

: Engine front

JPBIA0022ZZ

: Engine front

JPBIA1330ZZ

JPBIA0028ZZ

Items

O-ring inner diameter

Final drive side (right side)

31.4 (1.236)

Axle pipe flange side (left side)

33.6 (1.323)

JPBIA0452ZZ

OIL PAN (UPPER)

EM-105

< UNIT DISASSEMBLY AND ASSEMBLY >

[VQ35HR]

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• Install axle pipe (1) to oil pan (upper) from axle pipe flange

side (left side) using a suitable drift (A) [outer diameter: 43 to
57 mm (1.69 to 2.24 in)].

CAUTION:

Insert it with care to prevent O-ring from sliding.

2.

Install oil pan (upper) as per the following:

a.

Use a scraper (A) to remove old liquid gasket from mating sur-
faces.

CAUTION:

Never scratch or damage the mating surfaces when clean-
ing off old liquid gasket.
• Also remove old liquid gasket from mating surface of lower cyl-

inder block.

• Remove old liquid gasket from the bolt holes and threads.

b.

Install new O-rings (2) on the bottom of lower cylinder block (1)
and oil pump (3).

c.

Apply a continuous bead of liquid gasket with the tube presser
(commercial service tool) to the cylinder block mating surface of
oil pan (upper) to a limited portion as shown in the figure.

Use Genuine RTV Silicone Sealant or an equivalent. Refer
to 

GI-16, "Recommended Chemical Products and Sealants"

.

CAUTION:

• For bolt holes with   marks (7 locations), apply liquid

gasket outside the holes.

• Attaching must be done within 5 minutes after coating.

d.

Install oil pan (upper).

CAUTION:

Install avoiding misalignment of O-rings.

JPBIA0029ZZ

JPBIA0027ZZ

: Engine front

JPBIA1330ZZ

a

: 

φ

4.0 - 5.0 mm (0.157 - 0.197 in)

: Engine front

JPBIA0388ZZ

EM-106

< UNIT DISASSEMBLY AND ASSEMBLY >

[VQ35HR]

OIL PAN (UPPER)

• Tighten mounting bolts in numerical order as shown in the fig-

ure.

• There are three types of mounting bolts. Refer to the following

for locating bolts.

3.

Install oil strainer to oil pump.

4.

Install oil pan (lower). Refer to 

EM-47, "Removal and Installation"

.

5.

Install oil pan drain plug.
• Refer to the figure of components of former page for installation direction of drain plug washer. Refer to

EM-103, "AWD : Exploded View"

.

6.

Install in the reverse order of removal after this step.
NOTE:
At least 30 minutes after oil pan is installed, pour engine oil.

AWD : Inspection

INFOID:0000000005245172

INSPECTION AFTER REMOVAL

Clean oil strainer if any object attached.

INSPECTION AFTER INSTALLATION

1.

Check the engine oil level and adjust engine oil. Refer to 

LU-6, "Inspection"

.

2.

Start engine, and check there is no leakage of engine oil.

3.

Stop engine and wait for 10 minutes.

4.

Check the engine oil level again. Refer to 

LU-6, "Inspection"

.

: Engine front

M8 

×

 25 mm (0.98 in)

: 3, 6, 8, 9, 11, 12, 14, 15, 16

M8 

×

 50 mm (1.97 in)

: 2

M8 

×

 90 mm (3.54 in)

: 1, 4, 5, 7, 10, 13

JPBIA0022ZZ

CYLINDER HEAD

EM-107

< UNIT DISASSEMBLY AND ASSEMBLY >

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CYLINDER HEAD

Exploded View

INFOID:0000000005245173

Disassembly and Assembly

INFOID:0000000005245174

DISASSEMBLY

1.

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

EM-31, "Exploded View"

.

• Rocker cover and spark plug: Refer to 

EM-50, "Exploded View"

.

• Fuel tube and fuel injector assembly: Refer to 

EM-40, "Exploded View"

.

• Intake manifold: Refer to 

EM-34, "Exploded View"

.

• Exhaust manifold: Refer to 

EM-36, "Exploded View"

.

• Water inlet and thermostat assembly: Refer to 

CO-22, "Exploded View"

.

• Water outlets (front and rear), water pipe and heater pipe: Refer to 

CO-24, "Exploded View"

.

• Timing chain: Refer to 

EM-53, "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

8.

Cylinder head bolt

9.

Spark plug

10. Spark plug tube

11.

Cylinder head (bank 1)

12. Valve seat (EXH)

13.  Valve (EXH)

14. Valve (INT)

15. Valve seat (INT)

16. Cylinder head gasket (bank 1)

17. Cylinder head gasket (bank 2)

18. Cylinder head (bank 2)

19. Engine rear lower slinger

A.

Refer to 

EM-107

: Apply high strength thread locking sealant or equivalent.

Refer to 

GI-4, "Components"

 for symbols not described on the above.

JPBIA1826GB

 

 

 

 

 

 

 

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