Nissan Teana J32. Instruction — part 617
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< ON-VEHICLE MAINTENANCE >
FUEL SYSTEM
ON-VEHICLE MAINTENANCE
FUEL SYSTEM
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 dete-
rioration.
If necessary, repair or replace damaged parts.
Quick Connector
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CAUTION:
• After connecting fuel tube quick connectors, check quick con-
nectors are secure.
• Ensure that connector and resin tube never contact any adja-
cent parts.
A
: Engine
B
: Fuel line
C
: Fuel tank
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1
: Quick connector
2
: Retainer
A
: Hard tube (or the equivalent)
B
: Connection (cross-section)
C
: Resin tube
D
: To under floor fuel line
E
: To fuel tank
F
: Tab
G
: Disconnection
JPBIA0130ZZ
FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY
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< ON-VEHICLE REPAIR >
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E
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ON-VEHICLE REPAIR
FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY
Exploded View
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Removal and Installation
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WARNING:
Read “General Precautions” when working on the fuel system. Refer to
.
REMOVAL
1.
Check fuel level on fuel gauge. If fuel gauge indicates more than
the level as shown in the figure (full or almost full), drain fuel
from fuel tank until fuel gauge indicates level as shown in the fig-
ure or below.
NOTE:
Because fuel will be spilled when removing fuel level sensor
units for the top of the fuel is above the fuel level sensor units
installation surface.
• As a guide, fuel level becomes the position as shown in the
figure or below when approximately 10 (2-1/4 Imp gal) of
fuel are drained from fuel tank.
• In a case that fuel pump does not operate, perform the follow-
ing procedure.
a.
Insert hose of less than 25 mm (0.98 in) in diameter into fuel filler tube through fuel filler opening to draw
fuel from fuel filler tube.
1.
Lock ring
2.
Fuel level sensor unit, fuel filter and
fuel pump assembly
3.
Seal packing
: Vehicle front
Refer to
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< ON-VEHICLE REPAIR >
FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY
b.
Disconnect fuel filler hose from fuel filler tube. Refer to
.
c.
Insert hose into fuel tank through fuel filler hose to draw fuel from fuel tank.
2.
Release the fuel pressure from the fuel lines. Refer to
3.
Open fuel filler lid.
4.
Open filler cap and release the pressure inside fuel tank.
5.
Remove rear seat cushion. Refer to
(WITH VENTILATION SEAT) or
(WITHOUT VENTILATION SEAT).
6.
Peel off floor carpet, then remove inspection hole cover units by
turning clips clockwise by 90 degrees.
7.
Disconnect harness connector and quick connector.
Disconnect quick connector as follows:
• Hold the sides of connector, push in tabs (B) and pull out fuel
feed tube.
• If quick connector sticks to tube of fuel level sensor unit, push
and pull quick connector several times until they start to move.
Then disconnect them by pulling.
CAUTION:
PBIC2520E
PBIC2521E
A
: Pull
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FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY
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• Quick connector (1) can be disconnected when the tabs
(F) are completely depressed. Never twist it more than
necessary.
• Never use any tools to disconnected quick connector.
• Keep resin tube (C) away from heat. Be especially careful
when welding near the resin tube.
• Prevent acid liquid such as battery electrolyte, etc. from
getting on resin tube.
• Never bend or twist resin tube during installation and dis-
connection.
• Never remove the remaining retainer (2) on hard tube (or
the equivalent) (A) except when resin tube or retainer is
replaced.
• When resin tube or hard tube (or the equivalent) is
replaced, also replace retainer with new one.
• To keep the connecting portion clean and to avoid dam-
age and foreign materials, cover them completely with
plastic bags (A) or something similar.
8.
Remove lock ring for fuel level sensor unit, fuel filter and fuel
pump assembly with fuel tank lock ring wrench (commercial ser-
vice tool) by turning counterclockwise.
9.
Remove fuel level sensor unit, fuel filter and fuel pump assembly
(1).
• Never bend float arm during removal.
• Never pollute the inside by residue fuel. Draw out avoiding
inclination by supporting with a cloth.
• Never cause impacts such by dropping when handling compo-
nents.
B
: Connection (Cross-section)
D
: To under floor fuel line
E
: To fuel tank
G
: Disconnection
Retainer color
: White
JPBIA0130ZZ
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PBIC0240E
PBIC3780E
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