Nissan Pathfinder. Manual - part 640

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< REMOVAL AND INSTALLATION >

FUEL TANK

19. If replacing the fuel tank, remove the fuel level sensor unit, fuel filter and fuel pump assembly to transfer to

the new fuel tank. Remove and discard the O-ring.

INSTALLATION

Installation is in the reverse order of removal.

CAUTION:

Do not reuse O-ring.

• If fuel tank has been replaced, connect the transfer hose connector

to the fuel level sensor, fuel filter, and fuel pump assembly. Inspect

through the opening of the fuel tank and make sure that the trans-

fer hose is routed as shown. 

CAUTION:

• Make sure that the transfer hose does not interfere with the

float arm assembly.

• If the fuel level sensor unit, fuel filter and fuel pump assem-

bly is removed refer to INSTALLATION. Refer to 

FL-6,

"Removal and Installation"

.

• If fuel tank has been replaced, align the tabs (A) of the fuel level

sensor, fuel filter, and fuel pump assembly to the matching marks

(C) of the fuel tank for proper installation.

• 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.

• Before tightening the fuel tank mounting straps, temporarily install

the filler hose and the recirculation hose. Tighten all fuel tank

mounting strap bolts to specification, then tighten the hose clamps.

• After the tube is connected, make sure the connection is secure by

performing the following checks:

- Pull on the tube and the connector to make sure they are securely

connected.

: Front

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(B)

: Retainer mounting pawl

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FUEL TANK

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< REMOVAL AND INSTALLATION >

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- Visually confirm that the two retainer tabs are connected to the

quick connector. 

INSPECTION AFTER INSTALLATION

Use the following procedure to check for fuel leaks.
1. Turn the ignition switch ON (without starting the engine). Then check the connections for fuel leaks by

applying fuel pressure to the fuel piping.

2. Start engine, raise idle and verify there are no leaks at the fuel system connections.

PBIC0199E

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< REMOVAL AND INSTALLATION >

EVAP CANISTER

EVAP CANISTER

Exploded View

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Removal and Installation

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NOTE:

The EVAP canister vent control valve and EVAP canister system pressure sensor can be removed without

removing the EVAP canister.

REMOVAL

1. Disconnect the EVAP control system pressure sensor harness connector and the EVAP canister vent con-

trol valve harness connector.

2. Disconnect the EVAP canister purge hose, the EVAP vent line, and the EVAP canister vent control valve

hose.

3. Remove the EVAP canister bolt.

1.

EVAP control system pressure sensor 2.

O-ring

3.

EVAP canister

4.

Hose clamp

5.

EVAP canister purge hose

6.

EVAP vent line

7.

O-ring

8.

EVAP canister vent control valve

9.

EVAP canister vent control valve 
hose

Front

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EVAP CANISTER

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4. Remove the EVAP canister from the vehicle.

INSTALLATION

Installation is in the reverse order of removal.

CAUTION:

During service requiring removal of O-rings, replace each O-ring with a new one during installation.

Inspection

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Check EVAP canister as follows:
1. Block port (A).
2. Blow air into port (B) and check that it flows freely out of port (C).
3. Release blocked port (A).
4. Apply vacuum pressure to port (A) and check that vacuum pres-

sure exists at the ports (B) and (C). 

5. Block port (B) and (A).
6. Apply pressure to port (C) and check that there is no leakage.

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