Nissan Frontier. Manual — part 823
FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY
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10. Lower the fuel tank using a suitable lift jack and remove it from
the vehicle to gain access to the fuel level sensor, fuel filter, and
fuel pump assembly.
11. Remove the lock ring using Tool as shown.
12. Disconnect the EVAP hose from the molded clip in the top of the
fuel tank.
13. Remove the fuel level sensor, fuel filter, and fuel pump assem-
bly. Remove and discard the O-ring.
CAUTION:
• Do not bend the float arm during removal.
• Avoid impacts such as dropping when handling the com-
ponents.
• Discard the O-ring. Do not reuse the O-ring.
INSTALLATION
Installation is in the reverse order of removal.
• For installation, use a new fuel level sensor, fuel filter, and fuel pump assembly O-ring.
CAUTION:
Do not reuse O-ring.
• Connect the quick connector as follows:
- Check the connection for any damage or foreign materials.
- Align the connector with the pipe, then insert the connector straight into the pipe until a click is heard.
- After connecting the quick connector, make sure that the connec-
tion is secure by checking as follows:
- Pull the tube and the connector to make sure they are securely
connected.
- Visually inspect the connector to make sure the two retainer tabs
are securely connected.
INSPECTION AFTER INSTALLATION
1. Turn the ignition switch ON but do not start engine, then check the fuel pipes and hose connections for
leaks while applying fuel pressure to the system.
2. Start engine, raise idle, and verify there are no fuel leaks at any of the fuel system connections.
LBIA0413E
Tool number
: — (J-45722) (shown)
: KV101207S0 ( — )
LBIA0436E
PBIC1653E
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< REMOVAL AND INSTALLATION >
EVAP CANISTER
EVAP CANISTER
Component Inspection
INFOID:0000000009478797
EVAP CANISTER
Check EVAP canister as follows:
1. Block port (B).
2. Blow air into port (A) and confirm that it flows freely out of port
(C).
3. Release blocked port (B).
4. Apply vacuum pressure to port (B) and confirm that vacuum
pressure exists at the ports (A) and (C).
5. Block port (A) and (B).
6. Apply pressure to port (C) and confirm that there is no leakage.
Removal and Installation
INFOID:0000000009478798
EVAP CANISTER
Removal
1. Disconnect the EVAP control pressure sensor connector.
2. Remove the EVAP control pressure sensor and O-ring.
CAUTION:
Do not reuse O-ring.
3. Disconnect the EVAP canister purge hose.
4. Disconnect the EVAP vent control valve connector.
5. Remove the EVAP canister retaining bolt.
6. Disconnect the fuel tank EVAP breather hose.
7. Disconnect the EVAP vent control valve hose.
8. Remove the EVAP canister.
9. Remove the EVAP vent control valve and O-ring, if necessary.
CAUTION:
Do not reuse O-ring.
PBIB2568E
1.
EVAP canister vent control valve
2.
EVAP canister system pressure sensor 3.
O-ring
4.
EVAP canister
ALBIA0674GB
EVAP CANISTER
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Installation
Installation is in the reverse order of removal.
CAUTION:
Do not reuse O-ring.
EVAP CANISTER CONTROL PRESSURE SENSOR
Removal
1. Disconnect the EVAP control pressure sensor connector.
2. Remove the EVAP canister control pressure sensor and O-ring.
CAUTION:
Do not reuse O-ring.
Installation
Installation is in the reverse order of removal.
CAUTION:
Do not reuse O-ring.
EVAP CANISTER VENT CONTROL VALVE
Removal
1. Disconnect the EVAP control pressure sensor connector.
2. Disconnect the EVAP canister purge hose.
3. Remove the EVAP canister retaining bolt.
4. Disconnect the fuel tank EVAP breather hose.
5. Disconnect the EVAP vent control valve connector.
6. Disconnect the EVAP vent control valve hose.
7. Reposition the EVAP canister.
8. Turn EVAP canister vent control valve counterclockwise.
9. Remove the EVAP canister vent control valve and O-ring.
CAUTION:
Do not reuse O-ring.
Installation
Installation is in the reverse order of removal.
CAUTION:
Do not reuse O-ring.
BBIA0567E
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< UNIT DISASSEMBLY AND ASSEMBLY >
FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY
UNIT DISASSEMBLY AND ASSEMBLY
FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY
Disassembly and Assembly
INFOID:0000000009478799
Fuel Level Sensor Unit Assembly
Disassembly
1. Disconnect the harness connector.
2. Remove the fuel tank temperature sensor.
3. Remove the fuel level sensor unit assembly.
Assembly
Assembly is the reverse order of disassembly.
WAIA0114E
1.
Harness connector
2.
Fuel tank temperature sensor
3.
Fuel level sensor unit assembly
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