Nissan Frontier. Instruction - part 1002

ENGINE MAINTENANCE (VQ40DE)

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14. Install the engine under cover. Refer to 

EXT-15, "Removal and Installation"

.

FLUSHING COOLING SYSTEM

1. Drain the water from the engine cooling system. Refer to 

MA-32, "ENGINE COOLANT : Changing Engine

Coolant"

.

2. Fill the radiator and the reservoir tank (to the “MAX” line), with water. Reinstall the radiator cap and leave

the vented reservoir cap off.

3. Run the engine until it reaches normal operating temperature.
4. Press the engine accelerator two or three times under no-load.
5. Stop the engine and wait until it cools down.
6. Drain the water from the engine cooling system. Refer to 

MA-32, "ENGINE COOLANT : Changing Engine

Coolant"

.

7. Repeat steps 2 through 6 until clear water begins to drain from the radiator.

FUEL LINES
FUEL LINES : Checking Fuel Line

INFOID:0000000009478641

Inspect the fuel lines and fuel tank for improper mounting, leaks,

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

As necessary, repair or replace any faulty parts.

FUEL FILTER
FUEL FILTER : Changing Fuel Filter

INFOID:0000000009478642

The fuel filter is part of the fuel level sensor unit, fuel filter and fuel pump assembly. Refer to 

FL-10, "Removal

and Installation"

.

WARNING:

Before replacing the fuel filter, release the fuel pressure from the fuel system. Refer to 

EC-959, "Fuel

Pressure Check"

.

AIR CLEANER FILTER

SMA803A

MA-36

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ENGINE MAINTENANCE (VQ40DE)

AIR CLEANER FILTER : Exploded View

INFOID:0000000009478643

AIR CLEANER FILTER : Removal and Installation

INFOID:0000000009478644

REMOVAL

1. Disconnect air duct and resonator assembly from the air cleaner case (upper).
2. Disconnect MAF/IAT sensor.
3. Unhook clips, and lift air cleaner case (upper).
4. Remove air cleaner filter.

INSTALLATION

Installation is in the reverse order of removal.

ENGINE OIL
ENGINE OIL : Inspection

INFOID:0000000009478645

OIL LEVEL

• Before starting the engine make sure the vehicle is parked on a flat

and level surface, then check the oil level. If the engine is already

running, turn it off and allow 10 minutes before checking.

• Pull out oil level gauge and wipe clean.

• Insert oil level gauge.

• Check that the oil level is within the low (L) and high (H) range as

indicated on the dipstick.

• If the engine oil level is out of range, add oil as necessary. Refer to

MA-16, "FOR USA AND CANADA : Fluids and Lubricants"

 (United

States and Canada) or 

MA-18, "FOR MEXICO : Fluids and Lubri-

cants"

 (Mexico).

CAUTION:

Do not overfill the engine with oil.

NOTE:

It is normal to add some oil between oil maintenance intervals or during the break-in period, depending on the

severity of the operating conditions.

1.

Air cleaner case (lower)

2.

Air cleaner filter

3.

Air cleaner case (upper)

4.

Air duct and resonator

Front

AWBIA0133GB

PBIC2823E

ENGINE MAINTENANCE (VQ40DE)

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ENGINE OIL : Changing Engine Oil

INFOID:0000000009478646

WARNING:

• Be careful not to burn yourself, as the engine and 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 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 any oil leaks.
2. Stop the engine and wait for at least 10 minutes.
3. Remove the oil drain plug and oil filler cap to drain the old oil.
4. Install a new washer on the oil drain plug, then install the oil drain plug in the oil pan.

CAUTION:

• Clean the drain plug and install with a new washer.

• Do not reuse copper sealing washers.

5. Refill the engine with new specified engine oil.

CAUTION:

The refill capacity depends on the oil temperature and drain time. Use the “Refill oil capacity” val-

ues as a reference and check the oil level using the dipstick when filling the engine with oil.

6. Warm up the engine and check the area around the drain plug and oil filter for any oil leaks.
7. Stop the engine and wait for more than 10 minutes.
8. Check the oil level using the dipstick as shown. Add oil as nec-

essary and install the oil filler cap. Refer to 

MA-36, "ENGINE

OIL : Inspection"

.

CAUTION:

Do not overfill the engine with oil.

OIL FILTER
OIL FILTER : Removal and Installation

INFOID:0000000009478647

REMOVAL

1. Remove the engine under cover. Refer to 

EXT-15, "Removal and Installation"

.

2. Drain engine oil. Refer to 

MA-37, "ENGINE OIL : Changing Engine Oil"

.

3. Remove the oil filter using Tool as shown.

WARNING:

Be careful not to burn yourself, as the engine and engine oil

may be hot.

CAUTION:

• Oil filter is equipped with a pressure relief valve. 

• Use Genuine NISSAN Oil Filter or equivalent.

• When removing, prepare a shop cloth to absorb any

engine oil leaks or spills.

Oil drain plug

: Refer to 

EM-151, "Removal and Installation"

.

Oil grade and viscosity

: Refer to 

MA-16

  (United States and Canada), 

MA-18

 (Mexico).

Oil capacity

: Refer to 

MA-16

  (United States and Canada), 

MA-18

 (Mexico).

PBIC2823E

Tool number

: KV10115801 (J-38956)

LBIA0425E

MA-38

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ENGINE MAINTENANCE (VQ40DE)

• Do not allow engine oil to adhere to drive belts.

• Completely wipe off any engine oil that adheres to the engine and the vehicle.

INSTALLATION

1. Remove foreign materials adhering to the oil filter seal mating surface.
2. Apply clean engine oil to the oil filter seal circumference of the

new oil filter as shown.

3. Screw on the oil filter instructionly until it touches the installation

surface, then tighten it by 2/3 turn as shown. Or tighten to speci-

fication.

4. Refill engine with new engine oil. Refer to 

LU-23, "Changing Engine Oil"

.

5. Inspect the engine for oil leaks. Refer to 

MA-37, "OIL FILTER : Removal and Installation"

.

6. Install the engine under cover. Refer to 

EXT-15, "Removal and Installation"

.

INSPECTION AFTER INSTALLATION

1. Check the engine oil level. Refer to 

MA-36, "ENGINE OIL : Inspection"

.

2. Start the engine and check for engine oil leaks.
3. Stop the engine and wait for 10 minutes.
4. Check the engine oil level and add engine oil as required.

SPARK PLUG

SMA010

Oil filter

: 17.7 N·m (1.8 kg-m, 13 ft-lb)

SMA702C