Nissan X-Trail 32. Manual - part 1295

FUEL SYSTEM

FL-35

< PERIODIC MAINTENANCE >

[DIESEL ENGINE MODEL]

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CVT models

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 Bleeding

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NOTE:
Degassing from the diesel circuit is automatic.

Quick Connector

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CAUTION:

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Fuel filter

Fuel pressure sensor

Fuel pump

Fuel feed tube

Fuel return tube

Fuel cooling tube

Sub fuel level sensor assembly

Fuel tank

Fuel filler tube

Main fuel level sensor, fuel filter and 
fuel pump assembly

: Engine

: Fuel line

: Fuel tank

JPBIA0129ZZ

FL-36

< PERIODIC MAINTENANCE >

[DIESEL ENGINE MODEL]

FUEL SYSTEM

• After connecting fuel tube quick connectors, check quick con-

nectors are secure.

• Ensure that connector and resin tube never contact any adja-

cent parts.

: Quick connector

: Retainer

: Hard tube (or the equivalent)

: Connection (cross-section)

: Resin tube

: To under floor fuel line

: To fuel tank

: Tab

: Disconnection

JPBIA0130ZZ

FUEL FILTER

FL-37

< PERIODIC MAINTENANCE >

[DIESEL ENGINE MODEL]

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FUEL FILTER

Exploded View

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Removal and Installation

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REMOVAL

WARNING:

Be careful of the following when replacing fuel system parts:
• Display “CAUTION: flammable material”.
• Keep away from flames, and work in a well-ventilated area.
• Keep a fire extinguisher handy.
• Keep drained fuel in a safe place.

CAUTION:

• Perform the operation with vehicle on level ground.
• Do not bend and twist hose and tube.

1.

Remove fuel filter protector.

2.

Disconnect fuel feed hoses and fuel return hose from fuel filter.

CAUTION:

Plug the pipe to prevent fuel from draining.

Fuel filter protector

Fuel filter bracket

Fuel return hose

Bracket

Fuel feed hose

Fuel feed hose

Fuel pressure sensor

Fuel filter

Fuel return tube

Fuel feed tube

To fuel tank

To fuel tube

To fuel pump

: N·m (kg-m, in-lb)

: N·m (kg-m, ft-lb)

, 

: Indicates that the part is connected at points with same symbol in actual vehicle.

JSBIA5154ZZ

FL-38

< PERIODIC MAINTENANCE >

[DIESEL ENGINE MODEL]

FUEL FILTER

3.

Remove fuel filter.

CAUTION:

Never splash fuel during removal. If fuel is splashed, immediately wipe it off.

INSTALLATION

Note the following, and install in the reverse order of removal.
• Set fuel filter positioning ring 

 to pawl 

.

Draining Water from Fuel Filter

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1.

Connect drain hose (suitable hose) to the end of drain plug 

.

2.

Prepare a tray at the drain plug open end.

3.

Loosen drain plug, and operate priming pump to drain water
from fuel filter.

CAUTION:

• Water in filter is drained with fuel. Prepare larger capacity

pan than fuel filter volume.

• Drained water is mixed with fuel. Prevent fuel from adher-

ing to rubber parts such as engine mounting insulator.

4.

After draining, close drain plug by hand.

CAUTION:

If drain plug is tightened excessively, it may be damaged and fuel will leak. Never use tools to
tighten drain plug.

5.

Start engine and check there is no fuel leakage.

Inspection

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INSPECTION AFTER INSTALLATION

Use the following procedure to check for fuel leakage.
1.

Check fuel leakage at the fuel system tube and hose connections.

2.

Start engine and rev it up and check there are no fuel leakage at the fuel system tube and hose connec-
tions.

: Fuel filter

: Fuel filter bracket

: Vehicle front

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: Fuel filter sensor

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