Infiniti FX35 / FX45. Manual — part 708
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ENGINE
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SECTION
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CONTENTS
FUEL SYSTEM
SERVICE INFORMATION . . . . . . .
PREPARATION . . . . . . . . . . . . ...
Commercial Service Tool . . . . . . . . . . ..
FUEL SYSTEM . . . . . . . . . . . . .
Checking Fuel Line . . . . . . . . . . . . ...
General Precaution . . . . . . . . . . . . ...
FUEL LEVEL SENSOR UNIT, FUEL FILTER
AND FUEL PUMP ASSEMBLY . . . . . . ..
Component . . . . . . . . . . . . . . . ....
Removal and Installation . . . . . . . . . . ..
Component . . . . . . . . . . . . . . . ...
Disassembly and Assembly . . . . . . . . . ..
FUEL TANK . . . . . . . . . . . . . ..
Component . . . . . . . . . . . . . . . ..
Removal and Installation . . . . . . . . . . .
SERVICE DATA AND SPECIFICATIONS
(SDS) . . . . . . . . . . . . . . . . .
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< SERVICE INFORMATION >
PREPARATION
SERVICE INFORMATION
PREPARATION
Commercial Service Tool
INFOID:0000000001327103
Tool name
Description
Power tool
Loosening nuts and bolts
PBIC0190E
FUEL SYSTEM
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< SERVICE INFORMATION >
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FUEL SYSTEM
Checking Fuel Line
INFOID:0000000001327104
Inspect fuel lines, fuel filler cap and fuel tank for improper attach-
ment, leaks, cracks, damage, loose connections, chafing or deterio-
ration.
If necessary, repair or replace damaged parts.
General Precaution
INFOID:0000000001327105
WARNING:
When replacing fuel line parts, be sure to observe the following.
• Put a “CAUTION: FLAMMABLE” sign in the workshop.
• Be sure to work in a well ventilated area and furnish workshop with a CO
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fire extinguisher.
• Do not smoke while servicing fuel system. Keep open flames and sparks away from the work area.
CAUTION:
• Use gasoline required by the regulations for octane number. Refer to
(Unleaded Premium Gasoline Recommended)"
• Before removing fuel line parts, carry out the following procedures:
- Put drained fuel in an explosion-proof container and put the lid on securely. Keep the container in
safe area.
- Release fuel pressure from the fuel lines. Refer to
(VQ35DE) or
(VK45DE).
- Disconnect negative battery terminal.
• Always replace O-ring and clamps with new ones.
• Do not kink or twist tubes when they are being installed.
• Do not tighten hose clamps excessively to avoid damaging hoses.
• After connecting fuel tube quick connectors, make sure quick
connectors are secure.
Ensure that connector and resin tube do not contact any adja-
cent parts.
• After installing tubes, make sure there is no fuel leakage at
connections in the following steps.
- Apply fuel pressure to fuel lines with turning ignition switch
“ON” (with engine stopped). Then check for fuel leaks at con-
nections.
- Start engine and rev it up and check for fuel leaks at connec-
tions.
• Use only a genuine NISSAN fuel filler cap as a replacement. If
an incorrect fuel filler cap is used, the “MIL” may come on.
• For servicing “Evaporative Emission System” parts, refer to
(VK45DE).
• For servicing“On Board Refueling Vapor Recovery (ORVR)”
parts, refer to
(VK45DE).
SMA803A
SBIA0504E
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< SERVICE INFORMATION >
FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY
FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY
Component
INFOID:0000000001327106
Removal and Installation
INFOID:0000000001327107
REMOVAL
WARNING:
Read “General Precautions” when working on the fuel system. Refer to
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 main and sub fuel
level sensor units for the top of the fuel is above the main and
sub fuel level sensor units installation surface.
• As a guide, fuel level becomes the position as shown in the
figure or below when approximately 20 (5-1/4 US gal, 4-3/8
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.
b.
Disconnect fuel filler hose from fuel filler tube. Refer to
.
c.
Insert fuel tube into fuel tank through fuel filler hose to draw fuel from fuel tank.
1.
Retainer
2.
Main fuel level sensor unit, fuel filter -
and fuel pump assembly
3.
O-ring
4.
Sub fuel level sensor unit
PBIC1585E
PBIC1575E
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