Nissan Pathfinder. Manual - part 544

AIR CLEANER FILTER

EM-15

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AIR CLEANER FILTER

Exploded View

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Removal and Installation

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REMOVAL

CAUTION:

It is not necessary to remove the front air duct to replace the air cleaner filter.

NOTE:

Replace the air cleaner filter per the periodic maintenance schedule or as necessary. Refer to 

MA-9, "FOR

USA AND CANADA : Introduction of Periodic Maintenance"

 (United States and Canada) or 

MA-12, "FOR

MEXICO : Periodic Maintenance"

 (Mexico).

1. Unhook air cleaner case side clips and lift air cleaner case (upper).
2. Remove the air cleaner filter.

INSTALLATION

Installation is in the reverse order of removal.

1.

Air duct hose and resonator assembly 2.    Front air duct

3.

Grommet

4.

Air cleaner case (lower)

5.

Grommets

6.

Air cleaner case mounting bracket

7.

Bracket

8.

Air cleaner filter

9.

Air cleaner case (upper)

10. Mass air flow sensor

A. Air cleaner case side 

clips

To electric throttle control actuator

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SPARK PLUG

SPARK PLUG

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Removal and Installation

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REMOVAL

1. Remove the ignition coil. Refer to 

EM-42, "Removal and Installation (LH)"

 (LH) and 

EM-42, "Removal and

Installation (RH)"

 (RH).

2. Remove the spark plug with a suitable spark plug wrench.

INSPECTION AFTER REMOVAL

1.

Ignition coil

2.

Spark plug

3.

Rocker cover (RH)

4.

Rocker cover (LH)

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SPARK PLUG

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Use the standard type spark plug for normal condition.

CAUTION:

• Do not drop or shock spark plug. Discard spark plug if

dropped.

• Do not use a wire brush for cleaning.

• If plug is covered with carbon, a spark plug cleaner may be

used.

• Spark plug gap adjustment is not required between replacement

intervals.

• Measure spark plug gap. When it exceeds the limit, replace spark

plug even if it is within the specified replacement mileage. Refer to

EM-134, "Spark Plug"

.

INSTALLATION

Installation is in the reverse order of removal.

*: Always check with the Parts Department for the latest parts information.

Spark plug 

: Refer to 

EM-134, "Spark Plug"

.

Cleaner air pressure

: less than 588 kPa (6 kg/cm

2

, 

85 psi)

Cleaning time

: less than 20 seconds

SMA773C

SMA806CA

Make

DENSO

Standard type*

FXE22HR11

Gap (nominal)

1.1 mm (0.043 in)

EM-18

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CAMSHAFT VALVE CLEARANCE

CAMSHAFT VALVE CLEARANCE

Valve Clearance

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CHECKING

CAUTION:

Check valve clearance while engine is cold and not running.

NOTE:

Perform valve clearance inspection after removal, installation or replacement of camshaft or valve parts, or as

necessary. 
1. Remove the air duct with air cleaner case, collectors, hoses, wires, harnesses, and connectors. Refer to

EM-24, "Removal and Installation"

.

2. Remove the intake manifold collector. Refer to 

EM-26, "Removal and Installation"

.

3. Remove the ignition coils and spark plugs. Refer to 

EM-42, "Exploded View"

.

4. Remove the rocker covers. Refer to 

EM-43, "Exploded View"

.

5. Set No.1 cylinder at TDC on its compression stroke.

a. Align pointer (A) with TDC mark (0

°) on crankshaft pulley.

b. Check that the valve lifters on No.1 cylinder are loose and valve

lifters on No.4 are tight. If not, turn the crankshaft one full revolu-

tion (360

°) and align as shown.

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