Nissan Altima HL32 Hybrid. Manual — part 457
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< ON-VEHICLE MAINTENANCE >
FUEL SYSTEM
• After connecting the fuel tube quick connectors, make sure
the quick connectors are secure.
Check that the connector and resin tube do not contact any
adjacent parts.
- a) Apply fuel pressure to the fuel system then check for fuel
leaks at the fuel tube connections. Refer to
.
- b) Turn on and rev the Hybrid System, then check for fuel
leaks at the fuel tube connections.
• After installing the tubes, run the Hybrid System and check
for fuel leaks at the connections.
• 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
• For servicing “On Board Refueling Vapor Recovery (ORVR)”
parts, refer to
PBIC0199E
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FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY
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< ON-VEHICLE REPAIR >
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ON-VEHICLE REPAIR
FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY
Exploded View
INFOID:0000000004211691
Removal and Installation
INFOID:0000000004211692
REMOVAL
WARNING:
Read “General Precautions” before working on the fuel system.
Refer to
.
1. Unscrew the fuel filler cap to release the pressure inside the fuel tank.
2. Release the fuel pressure from the fuel lines. Refer to
3. Disconnect the 12-volt battery negative terminal.
4. Remove the rear seat bottom. Refer to
SE-22, "Removal and Installation"
.
5. Turn the four retainers 90
° in a clockwise direction and remove
the fuel pump inspection hole cover.
1.
Lock ring
2.
Fuel level sensor unit, fuel filter and
fuel pump assembly
3.
O-ring
4.
Fuel Tank
AWBIA0563ZZ
LBIA0337E
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< ON-VEHICLE REPAIR >
FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY
6. Disconnect the fuel level sensor, fuel filter, and fuel pump
assembly electrical connector, EVAP hose quick connector, and
the fuel feed hose quick connector from the fuel level sensor
unit, fuel filter, and fuel pump assembly.
Remove the quick connector as follows:
• Hold the sides of the connector, push in tabs and pull out the
tube.
• If the connector and the tube are stuck together, push and pull
several times until they start to move. Then disconnect them
by pulling.
CAUTION:
• The tube can be removed when the tabs are completely
depressed. Do not twist it more than necessary.
• Do not use any tools to remove the quick connector.
• Keep the resin tube away from heat. Be especially careful
when welding near the tube.
• Prevent acid liquid such as battery electrolyte, etc. from getting on the resin tube.
• Do not bend or twist the tube during installation and removal.
• Only when the tube is replaced, remove the remaining retainer on the tube or fuel level sensor,
fuel filter, and fuel pump assembly.
• When the tube or fuel level sensor, fuel filter, and fuel pump assembly is replaced, also replace
the retainer with a new one (green colored retainer).
• To keep the connecting portion clean and to avoid dam-
age and foreign materials, cover them completely with
plastic bags or something similar.
7. Remove the lock ring using a socket drive handle and Tool as
shown.
CAUTION:
• Discard the lock ring, do not reuse the lock ring.
• Discard the ring seal, do not reuse the ring seal.
LBIA0338E
SFE562A
PBIC0163E
Tool number
: KV991J0090 (J-46214)
WBIA0284E
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FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY
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8. Remove the fuel level sensor, fuel filter, and fuel pump assem-
bly.
CAUTION:
• Do not bend the float arm during removal.
• Discard the ring seal, do not reuse the ring seal.
INSPECTION AFTER REMOVAL
Inspect the fuel level sensor, fuel filter, and fuel pump for any defects and foreign materials. Replace as neces-
sary.
INSTALLATION
Installation is in the reverse order of removal.
• Install the fuel level sensor, fuel filter, and fuel pump assembly with
the fuel feed hose facing the front of the vehicle as shown. Use a
new ring seal.
• Connect the quick connector as follows:
- Check the connection for damage or any foreign materials.
- Align the connector with the tube, then insert the connector straight
into the tube until a click is heard.
• After the tube is connected, make sure the connection is secure by
performing the following checks:
- Pull the tube and the connector to make sure they are securely
connected.
LBIA0339E
LBIA0338E
PBIC1653E
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