Murano Cross Cabriolet Z51 (2011 year). Manual - part 24

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< PERIODIC MAINTENANCE >

FUEL SYSTEM

PERIODIC MAINTENANCE

FUEL SYSTEM

Inspection

INFOID:0000000006937828

Inspect fuel lines, fuel filler cap, and fuel tank for improper attach-
ment, leakage, cracks, damage, loose connections, chafing or dete-
rioration.

If necessary, repair or replace damaged parts.

Quick Connector

INFOID:0000000006937829

CAUTION:

• After connecting fuel tube quick connectors, check quick con-

nectors are secure.

• Ensure that connector and resin tube never contact any adja-

cent parts.

A

: Engine

B

: Fuel line

C

:  Fuel  tank

JPBIA0129ZZ

1

: Quick connector

2

:  Retainer

A

: Hard tube (or the equivalent)

B

: Connection (cross-section)

C

: Resin tube

D

: To under floor fuel line

E

: To fuel tank

F

:  Tab

G

: Disconnection

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FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY

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REMOVAL AND INSTALLATION

FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY

Exploded View

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REMOVAL

DISASSEMBLY

1.

Retainer

2.

Sub fuel level sensor unit

3.

Seal packing

4.

Main fuel level sensor unit, fuel filter 
and fuel pump assembly

A.

Right side

B.

Left side

: Vehicle front

 : Always replace after every disassembly.

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< REMOVAL AND INSTALLATION >

FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY

Removal and Installation

INFOID:0000000006937831

WARNING:

Read “General Precautions” when working on the fuel system. Refer to 

FL-2, "General Precautions"

.

REMOVAL

1.

Check fuel level on a level ground. If the fuel level is 7/8 of the fuel tank (full or nearly full), draw appropri-
ate amount of fuel from the fuel tank.

• In the event of malfunction in fuel pump, insert a hose measuring 25 mm (0.98 in) in diameter into the

filler opening to draw approximately 20 liters fuel.

2.

Release the fuel pressure from the fuel lines. Refer to 

EC-134, "Work Procedure"

.

3.

Open fuel filler lid.

4.

Open filler cap and release the pressure inside fuel tank.

5.

Remove rear seat cushion and reclining device assembly. Refer to 

SE-56, "Exploded View"

.

6.

Remove inspection hole cover. Refer to 

SE-56, "Exploded View"

.

7.

Peel off floor carpet, then remove inspection hole cover units by
turning clips clockwise by 90 degrees.

1.

Sub fuel level sensor unit

2.

Sub fuel level sensor unit base

3.

Fuel filter and fuel pump assembly

4.

Fuel level sensor unit

: Vehicle front

PBIC4901J

Guideline

: Draw approximately 20 liters from a full-tank condition

Left side

: Main fuel level sensor unit, fuel filter 
and fuel pump assembly

Right side

: Sub fuel level sensor unit

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8.

Disconnect harness connector, fuel feed tube and EVAP hose.

Disconnect quick connector as follows:

• Hold the sides of connector, push in tabs (B) and pull out fuel

feed tube.

• If quick connector sticks to tube of main fuel level sensor unit,

push and pull quick connector several times until they start to
move. Then disconnect them by pulling.

CAUTION:

• Quick connector (1) can be disconnected when the tabs

(F) are completely depressed. Never twist it more than
necessary.

• Never use any tools to disconnected quick connector.
• Keep resin tube (C) 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 remove the remaining retainer (2) on hard tube (or

the equivalent) (A) except when resin tube or retainer is
replaced.

• When resin tube or hard tube (or the equivalent) is

replaced, also replace retainer with new one. 

PBIC1807E

A

:  Pull

JPBIA0134ZZ

B

: Connection (cross-section)

D

: To under floor fuel line

E

: To fuel tank

G

: Disconnection

Retainer color: Green

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< REMOVAL AND INSTALLATION >

FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY

• To keep the connecting portion clean and to avoid dam-

age and foreign materials, cover them completely with
plastic bags (A) or something similar.      

9.

Remove retainer for main fuel level sensor unit, fuel filter and
fuel pump assembly and sub fuel level sensor unit with fuel tank
lock ring wrench (SST) by turning counterclockwise.

10. Remove main fuel level sensor unit, fuel filter and fuel pump assembly, and sub fuel level sensor unit.

• Raise main fuel level sensor unit, fuel filter and fuel pump

assembly, and disconnect fuel hose connector (push in tabs
and pull out) and sub fuel level sensor unit harness connector.

• Raise and release sub fuel level sensor unit to remove.

INSTALLATION

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

Main and Sub Fuel Level Sensor Unit

1.

Install new seal packing to fuel tank without any twist.

2.

Connect fuel hose connector (push in until it stops) and sub fuel
level sensor unit harness connector.
NOTE:
When installing fuel hose connector insert them fully until a click
sound of full stopper engagement is heard.

JPBIA0135ZZ

SBIA0411E

SBIA0396E

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3.

Align the direction mark on main fuel level sensor unit, fuel filter
and fuel pump assembly and sub fuel level sensor unit with that
on fuel tank as shown in the figure, and install them to fuel tank.

CAUTION:

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

4.

Install retainer for main fuel level sensor unit, fuel filter and fuel
pump assembly and sub fuel level sensor unit with fuel tank lock
ring wrench (SST) by turning clockwise.

CAUTION:

Install retainer horizontally.

Quick Connector

Connect quick connector as follows:

1.

Check the connection for damage or any foreign materials.

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 secure by following method.
• Pull (A) the tube and the connector to check they are securely

connected.

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

connector.

Disassembly and Assembly

INFOID:0000000006937832

DISASSEMBLY

Fuel level sensor unit, fuel filter and fuel pump assembly side

1.

Disconnect harness connector.

2.

Remove fuel level sensor unit according to the following procedure.

SBIA0397E

SBIA0411E

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< REMOVAL AND INSTALLATION >

FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY

a.

Push the pawl of fuel level sensor unit (1) mounting area with an
L-shaped iron rod or an equivalent to unlock.

CAUTION:

Never damage it.

b.

With the fuel level sensor unit unlocked, slide it in the direction
shown by the arrow (

).

Sub fuel level sensor unit assembly side

1.

Remove sub fuel level sensor unit according to the following procedure.

a.

Push the pawl of sub fuel level sensor unit (1) mounting area
with an L-shaped iron rod or an equivalent to unlock.

CAUTION:

Never damage it.

b.

With the sub fuel level sensor unit unlocked, slide it in the direc-
tion shown by the arrow (

).

ASSEMBLY

Install fuel level sensor unit and sub fuel level sensor unit according to the following procedure.
• Insert fuel level sensor unit and sub fuel level sensor unit all the way to the end until a “click” touch and

sound can be recognized.

• Pull fuel level sensor unit and sub fuel level sensor unit in the removal direction to ensure that they do not

become detached.

Inspection

INFOID:0000000006937833

INSPECTION AFTER INSTALLATION

Use the following procedure to check for fuel leakage.
1.

Turn ignition switch “ON” (with engine stopped), then check connections for leakage by applying fuel pres-
sure to fuel piping.

2.

Start engine and let it idle and check there are no fuel leakage at the fuel system connections.

PBIC4900J

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FUEL TANK

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FUEL TANK

Exploded View

INFOID:0000000006937834

Removal and Installation

INFOID:0000000006937835

WARNING:

Be sure to read “General Precautions” when working on the fuel system. Refer to 

FL-2, "General Pre-

cautions"

.

REMOVAL

• Drain fuel from fuel tank if necessary. Refer to 

FL-6, "Removal and Installation"

.

• Perform work on level place.

1.

Perform steps 2 to 7 of “REMOVAL” in “ FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP
ASSEMBLY” on main and sub fuel level sensor units. Refer to 

FL-6, "Removal and Installation"

.

2.

Remove center muffler. Refer to 

EX-5, "Exploded View"

.

3.

Remove propeller shaft. Refer to 

DLN-83, "Exploded View"

. 

1.

Clamp

2.

EVAP/Vent line hose

3.

Fuel tank

4.

Fuel tank mounting band (RH)

5.

Fuel tank protector

6.

Fuel tank protector (RH)

7.

Fuel tank protector (LH)

8.

Fuel tank mounting band (LH)

9.

Clamp

10. Clamp

11.

Fuel filler hose

12. EVAP (Recirculation) hose

13. Clamp

14.

Fuel filler tube

15. Grommet

16. Fuel filler cap

 : N·m (kg-m, ft-lb)

 : N·m (kg-m, in-lb)

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< REMOVAL AND INSTALLATION >

FUEL TANK

4.

Remove parking rear brake cables. Refer to 

PB-6, "Exploded View"

.

5.

Remove rear suspension member assembly. Refer to 

RSU-18, "Exploded View"

. 

NOTE:
For this service, drive shaft, final drive, and rear suspension member are required not to be separate one
another during removal.

6.

Remove fuel tank protectors.

7.

Disconnect fuel filler hose (1), EVAP/Vent line hose (3), and
EVAP (Recirculation) hose (2) from the side other than the fuel
tank side.

8.

Support the lower part of fuel tank (1) with transmission jack (A).

CAUTION:

Support the position that fuel tank mounting bands never
engage.

9.

Remove fuel tank mounting bands.

10. Supporting with hands, descend transmission jack carefully, and remove fuel tank.

CAUTION:

• Check that all connection points have been disconnected.
• Confirm there is no interference with vehicle.

11. Remove fuel filler tube if necessary.

INSTALLATION

Note the following, and install in the reverse order of removal.
• Surely clamp fuel hoses and insert hose to the length below.

• Be sure hose clamp is not placed on swelled area of fuel tube.
• Tighten the clamp hand with the top mark (A) until the mark is on

the bolt head flange.

• To connect quick connector, refer to 

FL-6, "Removal and Installation"

.

: Vehicle front

JPBIA1696ZZ

JPBIA0145ZZ

Fuel filler hose 

: 35 mm (1.38 in)

The other hoses

: 25 mm (0.98 in)

JPBIA0146ZZ

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FUEL TANK

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Inspection

INFOID:0000000006937836

INSPECTION AFTER INSTALLATION

Use the following procedure to check for fuel leakage.
1.

Turn ignition switch “ON” (with engine stopped), and check connections for leakage by applying fuel pres-
sure to fuel piping.

2.

Start engine and rev it up and check there are no fuel leakage at the fuel system tube and hose connec-
tions.

• After removing/installing rear suspension assembly, check to adjust wheel alignment and then, adjust neutral

position of steering angle sensor. Refer to 

RSU-6, "Inspection"

 and 

BRC-35, "Work Procedure"

.

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< REMOVAL AND INSTALLATION >

EVAP CANISTER

EVAP CANISTER

Hydraulic Layout

INFOID:0000000007039732

EVAPORATIVE EMISSION LINE DRAWING

1.

Intake manifold collector

2.

EVAP canister purge volume control 
solenoid valve

3.

EVAP service port

A.

From EVAP canister

: Vehicle front

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EVAP CANISTER

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NOTE:
Do not use soapy water or any type of solvent while installing vacuum hose or purge hoses.

1.

EVAP control system pressure sen-
sor

2.

EVAP canister vent control valve

3.

EVAP canister

A.

To previous figure

B.

To/From B in this figure

C.

Refer to previous figure

: Vehicle front

JMBIA1122ZZ

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< REMOVAL AND INSTALLATION >

EVAP CANISTER

Exploded View

INFOID:0000000006937837

Removal and Installation

INFOID:0000000006937838

REMOVAL

1.

Lift up the vehicle.

2.

Remove EVAP canister fixing bolt.

3.

Remove EVAP canister.

NOTE:
The EVAP canister vent control valve and EVAP canister system pressure sensor can be removed without
removing the EVAP canister.

INSTALLATION

Install in the reverse order of removal.
NOTE:
Tighten EVAP canister fixing bolt to the specified torque.

DISASSEMBLY

1.

Turn EVAP canister vent control valve counterclockwise.

2.

Remove the EVAP canister vent control valve.

ASSEMBLY

CAUTION:

Always replace O-ring with a new one.
Assemble in the reverse order of disassembly.

PBIB1383E

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EVAP CANISTER

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Inspection

INFOID:0000000006937839

Check EVAP canister as per the following:

1.

Block port (B).

2.

Blow air into port (A) and check that it flows freely out of port (C).

3.

Release blocked port (B).

4.

Apply vacuum pressure to port (B) and check that vacuum pres-
sure exists at the ports (A) and (C). 

5.

Block port (A) and (B).

6.

Apply pressure to port (C) and check that there is no leakage.

JMBIA1133ZZ

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< SERVICE DATA AND SPECIFICATIONS (SDS) 

SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

Fuel Tank

INFOID:0000000006937840

Standard and Limit

Fuel tank capacity

Approx. 82   (21-5/8 US gal, 18 Imp gal)

Fuel recommendation

Refer to 

GI-28

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FSU-1

SUSPENSION

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SECTION 

FSU

A

B

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CONTENTS

FRONT SUSPENSION

PRECAUTION ...............................................

2

PRECAUTIONS ...................................................

2

Precaution for Supplemental Restraint System 
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ...................................................................

2

Precaution for Battery Service  ..................................

2

Precaution for Procedure without Cowl Top Cover 

......

2

Precautions for Suspension  ......................................

2

PREPARATION ............................................

4

PREPARATION ...................................................

4

Special Service Tool  .................................................

4

Commercial Service Tool  ..........................................

4

SYMPTOM DIAGNOSIS  ...............................

5

NOISE, VIBRATION AND HARSHNESS 
(NVH) TROUBLESHOOTING  .............................

5

NVH Troubleshooting Chart  ......................................

5

PERIODIC MAINTENANCE ..........................

6

FRONT SUSPENSION ASSEMBLY  ...................

6

Inspection ..................................................................

6

WHEEL ALIGNMENT ..........................................

7

Inspection ..................................................................

7

Adjustment ................................................................

7

REMOVAL AND INSTALLATION ................

9

FRONT COIL SPRING AND STRUT  .................

9

Exploded View ..........................................................

9

Removal and Installation  ..........................................

9

Disassembly and Assembly .....................................

10

Inspection ................................................................

11

Disposal ...................................................................

11

TRANSVERSE LINK .........................................

12

Exploded View .........................................................

12

Removal and Installation  .........................................

12

Inspection ................................................................

12

FRONT STABILIZER  ........................................

14

Exploded View .........................................................

14

Removal and Installation  .........................................

14

Inspection ................................................................

15

FRONT SUSPENSION MEMBER .....................

16

Exploded View .........................................................

16

Removal and Installation  .........................................

16

Inspection ................................................................

16

SERVICE DATA AND SPECIFICATIONS 
(SDS) ............................................................

17

SERVICE DATA AND SPECIFICATIONS 
(SDS) .................................................................

17

Wheel Alignment  .....................................................

17

Ball Joint  ..................................................................

17

Wheelarch Height  ....................................................

17

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