Nissan Qashqai J11. Manual — part 573
FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY
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8.
Use lock ring wrench [SST: KV101207S0] (A) to remove lock
ring.
CAUTION:
• To prevent lock ring wrench from being detached,
securely hold down spinner handle (B) by hand.
• To reduce impact caused by removal operation, use long
spinner handle [handle length: 60 cm (23.62 in) or more]
and slowly turn it counterclockwise.
9.
Remove fuel level sensor unit, fuel filter and fuel pump assembly
(1).
CAUTION:
• Never bend float arm (2) during removal.
• Never pollute the residual fuel inside of the tank. Draw out
avoiding inclination by supporting with a cloth.
• Never cause impacts such by dropping when handling
components.
INSTALLATION
Note to the following, and install in the reverse order of removal.
Fuel Level Sensor Unit
1.
Install new O-ring to fuel tank without any twist.
2.
Install the fuel gauge on the fuel tank with the fuel gauge top sur-
face (A) faced the front of the vehicle.
CAUTION:
• Never allow O-ring to drop.
• Never bend float arm during installing.
3.
Install lock ring for fuel level sensor unit, fuel filter and fuel pump assembly with lock ring wrench [SST:
KV101207S0] by turning clockwise.
CAUTION:
• Install lock ring horizontally.
• Turn the lock ring (A) until it is engaged in the fuel tank
side (B) as shown in the figure.
Quick Connector
• Connect quick connector as follows:
1.
Check the connection for damage or any foreign materials.
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: Vehicle front
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FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY
2.
Align the connector with the tube, then insert the connector straight into the tube until a “click” sound is
heard.
3.
After connecting, check that the connection is secured with following procedures.
• Visually confirm that the two tabs are connected to the connector.
• Pull (A) the tube and the connector to check that they are
securely connected.
4.
Reattach harness connector.
Inspection
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INSPECTION AFTER INSTALLATION
Use the following procedure to check for fuel leaks.
1.
Turn ignition switch “ON” (with engine stopped), then check connections for leaks by applying fuel pres-
sure to fuel piping.
2.
Start engine and let it idle and make sure there are no fuel leaks at the fuel system connections.
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FUEL TANK
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FUEL TANK
Exploded View
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for symbol marks in the figure.
Removal and Installation
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REMOVAL
WARNING:
Be sure to read “General Precautions” when working on the fuel system. Refer to
.
1.
Perform the steps 1 to 7 of “REMOVAL” in “ FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL
PUMP ASSEMBLY”. Refer to
FL-6, "Removal and Installation"
.
2.
Drain fuel from fuel tank if necessary. Refer to
FL-6, "Removal and Installation"
.
CAUTION:
• Fuel tank will become unstable whilst removing. Fuel should be drained from tank prior to
removal to reduce this effect.
• Situate vehicle on a flat and solid surface.
3.
Remove main muffler. Refer to
.
4.
Remove vent hose from filler tube.
5.
Remove fuel filler hose from fuel tank.
CAUTION:
1.
Fuel filler cap
2.
Grommet
3.
Fuel filler tube
4.
Clamp
5.
Fuel filler hose
6.
Clamp
7.
Clamp
8.
Vent hose
9.
Evap hose
10. Fuel tank
11.
Fuel tank band (RH)
12. Fuel tank band (LH)
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FUEL TANK
• Do not remove fuel filler hose from fuel filler tube to prevent interference with suspension when
installing.
• If removal of fuel filler hose from fuel filler tube is necessary use mating marks to ensure correct
orientation.
6.
Disconnect EVAP hose.
• Remove quick connector in the following procedures.
- Hold the sides of quick connector, press tabs and disconnect EVAP hose.
- If quick connector sticks to tube, push and pull quick connectors several times until they start to move.
Then disconnect them by pulling.
CAUTION:
• Quick connector can be disconnected when the tabs (1)
are depressed completely. Never twist it more than neces-
sary.
• Never use any tools to disconnected quick connector.
• Keep resin tube 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 insert plug, preventing damage to O–ring in quick
connector.
• To keep the connecting portion clean and to avoid dam-
age and foreign materials, cover them completely with
plastic bags or something similar.
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A
: Connection (cross-section)
B
: Disconnection (cross-section)
C
: Quick connector
D
: Hard tube
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