Nissan Quest E52. Manual - part 880

MA-16

< PERIODIC MAINTENANCE >

ENGINE MAINTENANCE

• Check radiator cap relief pressure.

- When connecting radiator cap to the radiator cap tester (commer-

cial service tool) and the radiator cap tester adapter (commercial
service tool) (A), apply engine coolant to the cap seal surface. 

• Replace radiator cap if there is an unusualness related to the above three.

CAUTION:

When installing radiator cap, thoroughly wipe out the radiator pipe (upper) filler neck to remove any
waxy residue or foreign material.

RADIATOR

RADIATOR : Inspection

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Check radiator for mud or clogging. If necessary, clean radiator as follows:

CAUTION:

• Be careful not to bend or damage radiator fins.
• When radiator is cleaned without removal, remove all surrounding parts such as radiator cooling fan

assembly and horns. Then tape harness and connectors to prevent water from entering.

1.

Apply water by hose to the back side of the radiator core vertically downward.

2.

Apply water again to all radiator core surfaces once per minute.

3.

Stop washing if any stains no longer flow out from radiator.

4.

Blow air into the back side of radiator core vertically downward.
• Use compressed air lower than 490 kPa (5 kg/cm

2

, 71 psi) and keep distance more than 30 cm (11.81

in). 

5.

Blow air again into all the radiator core surfaces once per minute until no water sprays out.

FUEL LINES

FUEL LINES : Inspection

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• Inspect fuel lines, fuel filler cap and fuel tank for improper attach-

ment, leakage, cracks, damage, loose connections, chafing or
deterioration.

• If necessary, repair or replace damaged parts.

AIR CLEANER FILTER

AIR CLEANER FILTER : Removal and Installation

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REMOVAL

1.

Unhook air cleaner case (lower) side clips and lift up air cleaner case (upper).

2.

Remove air cleaner filter and holder assembly from air cleaner case (lower).

INSTALLATION

Note the following, and install in the reverse order of removal.

Standard and limit

: Refer to 

CO-28, "Radiator"

.

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A

: Engine

B

: Fuel line

C

:  Fuel  tank

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ENGINE MAINTENANCE

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• Insert pawls (B) of air cleaner case (upper) (1) into 3 notches (A) of

air cleaner case (lower) (2) and fix with clips.

• Check that the air cleaner case (upper) is securely installed with no

backlash.

ENGINE OIL

ENGINE OIL : Draining

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WARNING:

• Be careful not to get burn yourself, as engine oil may be hot.
• Prolonged and repeated contact with used engine oil may cause skin cancer. Try to avoid direct skin

contact with used engine oil. If skin contact is made, wash thoroughly with soap or hand cleaner as
soon as possible. 

1.

Warm up the engine, and check for engine oil leakage from engine components. Refer to 

LU-8, "Inspec-

tion"

.

2.

Stop the engine and wait for 10 minutes.

3.

Loosen oil filler cap.

4.

Remove drain plug (1) and then drain engine oil.

ENGINE OIL : Refilling

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1.

Install drain plug with new drain plug washer. Refer to 

EM-38, "Exploded View"

.

CAUTION:

Be sure to clean drain plug and install with new drain plug washer.

2.

Refill with new engine oil.
Engine oil specification and viscosity: Refer to 

MA-10, "Fluids and Lubricants"

.

CAUTION:

• When filling engine oil, never pull out oil level gauge.
• The refill capacity depends on the engine oil temperature and drain time. Use these specifica-

tions for reference only.

• Always use oil level gauge to determine the proper amount of engine oil in engine.

3.

Warm up the engine and check area around drain plug and oil filter for engine oil leakage.

4.

Stop the engine and wait for 10 minutes.

5.

Check the engine oil level. Refer to 

LU-8, "Inspection"

.

OIL FILTER

:Vehicle front

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: Vehicle front

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Tightening torque

: Refer to 

EM-38, "Exploded View"

.

Engine oil capacity

: Refer to 

LU-17, "Periodical Maintenance Specification"

.

MA-18

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ENGINE MAINTENANCE

OIL FILTER : Removal and Installation

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REMOVAL

CAUTION:

• Oil filter is provided with relief valve. Use genuine NISSAN oil filter or equivalent.
• Be careful not to get burned when engine and engine oil may be hot.
• When removing, prepare a shop cloth to absorb any engine oil leakage or spillage.
• Never allow engine oil to adhere to drive belt.
• Completely wipe off any engine oil that adheres to engine and vehicle.

1.

Remove splash guard (RH). Refer to 

EXT-23, "Exploded View"

.

2.

Using oil filter wrench [SST: KV10115801 (J-38956)] (A), remove
oil filter.

INSTALLATION

1.

Remove foreign materials adhering to oil filter installation surface.

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-8, "Inspection"

.

2.

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

3.

Stop the engine and wait for 10 minutes.

4.

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

LU-8, "Inspection"

.

SPARK PLUG

: Vehicle front

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SMA010

Oil filter:

: 17.6 N·m (1.8 kg-m, 13 ft-lb)

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SPARK PLUG : Removal and Installation

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REMOVAL

CAUTION:

Do not reuse O-rings.

1.

Remove engine cover. Refer to 

EM-24, "Exploded View"

.

2.

Remove air cleaner cases (upper and lower) and air duct assembly. Refer to 

EM-26, "Exploded View"

.

3.

Remove intake manifold collector. Refer to 

EM-28, "Exploded View"

.

4.

Remove ignition coil. Refer to 

EM-52, "Exploded View"

.

5.

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

INSTALLATION

Install in the reverse order of removal.

SPARK PLUG : Inspection

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INSPECTION AFTER REMOVAL

Use the standard type spark plug for normal condition.

CAUTION:

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

used.

• Spark plug gap adjustment is not required between replace-

ment intervals.

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

spark plug even if it is within the specified replacement mile-
age. Refer to 

EM-129, "Spark Plug"

.

POSITIVE CRANKCASE VENTILATION SYSTEM

a

: 14 mm (0.55 in)

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Spark plug (Standard type)

: Refer to 

EM-129, "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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