Nissan X-Trail 32. Manual - part 1297

FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY

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< REMOVAL AND INSTALLATION >

[DIESEL ENGINE MODEL]

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• Disconnect harness connector 

.

Sub Fuel Level Sensor Assembly

1.

Remove fuel level sensor unit, fuel filter and fuel pump assembly.

2.

Remove lock ring according to the following instructions:

a.

Install pawl (B) of unified fuel lock ring wrench [SST:
KV101207S0] (A) to the position shown in the figure.

b.

Temporarily tighten mounting bolt (B) of the pawl according to
the measurement (R) from the center of unified fuel lock ring
wrench [SST: KV101207S0] (A) to the end of pawl (C).

c.

Set unified fuel lock ring wrench [SST: KV101207S0] (A) to lock ring and tighten the mounting bolt of the
pawl.

d.

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.

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R

: 82 mm (3.23 in)

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< REMOVAL AND INSTALLATION >

[DIESEL ENGINE MODEL]

FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY

3.

Remove sub fuel level sensor assembly 

.

CAUTION:

• Never disassemble a fuel tube 

 from sub fuel sensor

assembly.

• Never bend float arm during removal. 
• Never pollute the inside by residue fuel. Draw out avoid-

ing inclination by supporting with a cloth.

• Never cause impacts such by dropping when handling

components.

NOTE:
Tie a gasoline-resistance rope to a tip of the tube. Draw and
leave the rope to the fuel tank side so that the rope can be the
guide for installation.

INSTALLATION

Note to the following, and install in the reverse order of removal.

Sub Fuel Level Sensor Assembly

1.

Install new O-ring to fuel tank without any twist.

CAUTION:

Do not reuse O-rings.

2.

Using the rope left on the fuel tank side at removal, run the fuel tube inside the fuel tank to install the sub
fuel level sensor assembly to the fuel tank.

CAUTION:

• Never bend float arm during installation. 
• To install, fuel tube 

 must run to the front (

) of the vehicle to avoid the interference with the

float arm 

, as shown in the figure.

3.

Install the sub fuel level sensor assembly on the fuel tank with
the sub fuel level sensor assembly top surface 

 faced the front

of the vehicle.

CAUTION:

• Never allow seal packing to drop.
• Never bend float arm during installing.

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: Vehicle front

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FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY

FL-45

< REMOVAL AND INSTALLATION >

[DIESEL ENGINE MODEL]

C

D

E

F

G

H

I

J

K

L

M

A

FL

N

P

O

4.

Install lock ring for sub fuel level sensor assembly with unified
fuel lock ring wrench [SST:KV101207S0] by turning clockwise.

CAUTION:

• Install lock ring horizontally.
• Turn the lock ring 

 until it is engaged in the fuel tank

side 

 as shown in the figure.

Fuel Level Sensor Unit, Fuel Filter and Fuel Pump Assembly

1.

Install new O-ring to fuel tank without any twist.

CAUTION:

Do not reuse O-rings.

2.

Connect the fuel tube as per the following steps.
• Insert the quick connector 

 straight to the fuel level sensor

unit, fuel filter and fuel pump assembly.

• Judge a good fit from connecting sound and tactile feedback.
• Pull the fuel tube by hand to check a secure fit.

3.

Connect harness connector 

.

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FL-46

< REMOVAL AND INSTALLATION >

[DIESEL ENGINE MODEL]

FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY

4.

Install the fuel level sensor unit, fuel filter and fuel pump assem-
bly on the fuel tank with the fuel level sensor unit, fuel filter and
fuel pump assembly top surface 

 faced the front of the vehicle.

CAUTION:

• Never allow seal packing to drop.
• Never bend float arm during installing.
• To install, fuel tube 

 must run to the front (

) of the

vehicle to avoid the interference with the float arm 

, as

shown in the figure.

5.

Install lock ring for fuel level sensor unit, fuel filter and fuel pump
assembly with unified fuel lock ring wrench [SST:KV101207S0]
by turning clockwise.

CAUTION:

• Install lock ring horizontally.
• Turn the lock ring 

 until it is engaged in the fuel tank

side 

 as shown in the figure.

6.

Connect quick connector of fuel feed tube as per following pro-
cedures.

a.

Check the connection for damage or any foreign materials.

b.

Align the connector with the tube, then insert the connector
straight into the tube until a “click” sound is heard.

c.

After connecting, check that the connection is secured with fol-
lowing procedures.
• Visually confirm that the two tabs are connected to the con-

nector. 

: Vehicle front

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