Nissan X-Trail 32. Manual — part 1295
FUEL SYSTEM
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< 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
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< 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
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FUEL FILTER
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< 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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