Infiniti FX35, FX50 (S51). Manual - part 1366

MA-28

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ENGINE MAINTENANCE (VK50VE)

2.

Apply engine oil to the oil seal contact surface of new oil filter.

3.

Screw oil filter manually until it touches the installation surface,
then tighten it by 2/3 turn (A). Or tighten to the specification.

OIL FILTER : Inspection

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INSPECTION AFTER INSTALLATION

1.

Check the engine oil level. Refer to 

LU-25, "Inspection"

.

2.

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

3.

Stop the engine and wait for 15 minutes.

4.

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

LU-25, "Inspection"

.

SPARK PLUG

SPARK PLUG : Removal and Installation

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REMOVAL

1.

Remove engine cover. Refer to 

EM-179, "Exploded View"

.

2.

Remove ignition coil. Refer to 

EM-191, "Exploded View"

.

3.

Remove spark plug with a spark plug wrench (commercial ser-
vice tool).

INSTALLATION

Installation is the reverse order of removal.

SPARK PLUG : Inspection

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INSPECTION AFTER REMOVAL

Use the standard type spark plug for normal condition.

SMA010

Oil filter:

: 17.7 N·m (1.8 kg-m, 13 ft-lb)

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a

: 14 mm (0.55 in)

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ENGINE MAINTENANCE (VK50VE)

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CAUTION:

• Never drop or impact spark plug.
• Never use a wire brush for cleaning.
• If plug tip is covered with carbon, use spark plug cleaner to

clean.

• Measure spark plug gap. When it exceeds the limit, replace spark plug even if it is within the speci-

fied replacement mileage. Refer to 

EM-282, "Spark Plug"

.

• Spark plug gap adjustment is not required between replace-

ment intervals.

EVAP VAPOR LINES

EVAP VAPOR LINES : Inspection

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1.

Visually inspect EVAP vapor lines for improper attachment and for cracks, damage, loose connections,
chafing and deterioration.

2.

Inspect fuel tank filler cap vacuum relief valve for clogging, sticking, etc.
Refer to 

EC-1237, "Inspection"

.

Spark plug (Standard type)

: Refer to 

EM-282, "Spark Plug"

.

Cleaner air pressure

: Less than 588 kPa (6 kg/cm

2

, 85 psi)

Cleaning time

: Less than 20 seconds

SMA773C

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CHASSIS MAINTENANCE

CHASSIS MAINTENANCE

EXHAUST SYSTEM

EXHAUST SYSTEM : Inspection

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Check exhaust pipes, muffler and mounting for improper attachment,
leakage, cracks, damage or deterioration.
• If damage is found, repair or replace damaged parts.

TRANSFER FLUID

TRANSFER FLUID : Inspection

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FLUID LEAKAGE

Check transfer surrounding area (oil seal, drain plug, and filler plug etc.) for fluid leakage.

FLUID LEVEL

1.

Remove filler plug (1) and gasket. Then check that fluid is filled
up from mounting hole for the filler plug.

CAUTION:

Never start engine while checking fluid level.

2.

Set a new gasket onto filler plug, and install it on transfer and
tighten to the specified torque. Refer to 

DLN-69, "VQ35HR :

Exploded View"

.

CAUTION:

Never reuse gasket.

TRANSFER FLUID : Draining

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1.

Run the vehicle to warm up the transfer unit sufficiently.

2.

Stop the engine, and remove the drain plug (1) to drain the
transfer fluid.

3.

Set a new gasket onto the drain plug, and install it on the trans-
fer and tighten to the specified torque. Refer to 

DLN-69,

"VQ35HR : Exploded View"

.

CAUTION:

Never reuse gasket.

SMA211A

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CHASSIS MAINTENANCE

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TRANSFER FLUID : Refilling

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1.

Remove filler plug (1) and gasket. Then fill fluid up to mounting
hole for the filler plug.

CAUTION:

Carefully fill the fluid. (Fill up for approximately 3 minutes.)

2.

Leave the vehicle for 3 minutes, and check the fluid level again.

3.

Set a new gasket onto filler plug, and install it on transfer and
tighten to the specified torque. Refer to 

DLN-69, "VQ35HR : Exploded View"

.

CAUTION:

Never reuse gasket.

FRONT PROPELLER SHAFT: 2S56A

FRONT PROPELLER SHAFT: 2S56A : Inspection

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NOISE

Check the propeller shaft tube surface for dents or cracks. If damaged, replace propeller shaft assembly.

VIBRATION

If vibration is present at high speed, inspect propeller shaft runout
first.
1.

With a dial indicator, measure propeller shaft runout at runout
measuring points by rotating final drive companion flange with
hands.

2.

If runout still exceeds specifications, separate propeller shaft at
final drive companion flange; then rotate companion flange 90,
180, 270 degrees and install propeller shaft.

3.

Check runout again. If runout still exceeds specifications, replace propeller shaft assembly. 

4.

Check the vibration by driving vehicle.

RUNOUT MEASURING POINT

Propeller shaft runout measuring point (Point “ ”).

REAR PROPELLER SHAFT: 3S80A-R

REAR PROPELLER SHAFT: 3S80A-R : Inspection

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NOISE

Fluid and viscosity

: Refer to 

MA-12, "Fluids 

and Lubricants"

.

Fluid capacity

: Refer to 

DLN-105, "Gen-

eral Specifications"

.

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Limit

Propeller shaft runout

: Refer to 

DLN-114, "Pro-

peller Shaft Runout"

.

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Standard

A

: 381.5 mm (15.02 in) 
(VQ35HR)

: 386.5 mm (15.22 in) 
(VK50VE)

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