Nissan Murano Z51. Manual - part 349

RADIATOR

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< REMOVAL AND INSTALLATION >

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WARNING:

Never remove radiator cap when engine is hot. Serious burns could occur from high-pressure engine
coolant escaping from radiator. Wrap a thick cloth around the cap. Slowly turn it a quarter of a turn to
release built-up pressure. Carefully remove radiator cap by turning it all the way.

1.

Remove the following parts:
• Engine under cover.
• Radiator core support covers (RH and LH): Refer to 

EM-31, "Exploded View"

.

• Air duct (inlet): Refer to 

EM-31, "Exploded View"

.

• Front grille: Refer to 

EXT-19, "Exploded View"

.

• Horn: Refer to 

HRN-8, "Exploded View"

.

• Hood lock: Refer to 

DLK-340, "Exploded View"

.

2.

Drain engine coolant from radiator. Refer to 

CO-11, "Draining"

.

CAUTION:

• Perform this step when the engine is cold.
• Never spill engine coolant on drive belt.

3.

Disconnect reservoir tank hose from radiator pipe (upper).

4.

Disconnect CVT fluid cooler hoses from radiator.
• Install blind plug to avoid leakage of CVT fluid.

5.

Remove radiator cap adapter and each radiator hoses (upper) and radiator pipe (upper) assembly.

CAUTION:

Be careful not to allow engine coolant to contact drive belt.

6.

Disconnect radiator hose (lower) from radiator.

7.

Remove condenser. Refer to 

HA-49, "Exploded View"

.

CAUTION:

Be careful not to damage condenser core.

8.

Remove each radiator upper clips (2) by pulling the tabs (A) out-
side to release the lock (B) and then remove each mounting rub-
bers (upper) (1).

CAUTION:

Never pull the tabs outside excessively to prevent it from
damping.

9.

Lift up and remove radiator (1) from front of radiator core support
(2).

CAUTION:

Be careful not to damage or scratch on radiator core.

INSTALLATION

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

Radiator Upper Clip

Install each radiator upper clips on radiator core connection as follows:

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: Mounting pin

: Vehicle front

JPBIA1689ZZ

: Vehicle front

JPBIA1699ZZ

CO-18

< REMOVAL AND INSTALLATION >

RADIATOR

1.

Install each mounting rubbers (upper) (1) on mounting pins (A)
of radiator.

2.

Align each radiator upper clips (2) with radiator core connection
(B), then insert each radiator upper clips straight into radiator
core connections until a click is heard.

3.

After connecting each radiator upper clips, use the following
method to check it is fully connected.
• Visually confirm that each radiator upper clips are connected

to radiator core connections.

• Move each radiator upper clips and the radiator forward and backward to check they are securely con-

nected.

Inspection

INFOID:0000000005518098

INSPECTION AFTER INSTALLATION

• Check for leakage of engine coolant using the radiator cap tester adapter (commercial service tool) and the

radiator cap tester (commercial service tool). Refer to 

CO-11, "Inspection"

.

• Start and warm up the engine. Visually check that there is no leakage of engine coolant and CVT fluid.

: Vehicle front

JPBIA1690ZZ

COOLING FAN

CO-19

< REMOVAL AND INSTALLATION >

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COOLING FAN

Exploded View

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Removal and Installation

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REMOVAL

1.

Remove the following parts.
• Engine under cover
• Air duct (inlet): Refer to 

EM-31, "Exploded View"

.

• Oil level gauge: Refer to 

EM-110, "Exploded View"

.

• Battery and battery tray: Refer to 

PG-119, "Removal and Installation"

.

2.

Drain engine coolant from radiator. Refer to 

CO-11, "Draining"

.

CAUTION:

• Perform this step engine is cold.
• Never spill engine coolant on drive belt.

3.

Remove radiator cap adapter and each radiator hoses (upper) and radiator pipe (upper) assembly. Refer
to 

CO-16, "Exploded View"

.

4.

Disconnect harness connector from fan motors (RH and LH), and move harness to aside.

5.

Disconnect harness connector from crash zone sensor, and move harness to aside. Refer to 

SR-21,

"Exploded View"

.

6.

Remove battery tray bracket mounting bolts, and move battery tray bracket to aside.

7.

Remove cooling fan assembly.

1.

Fan motor (LH)

2.

Fan motor (RH)

3.

Fan shroud

4.

Mounting rubber

5.

Cooling fan (RH)

6.

Cooling fan (LH)

A.

Apply on fan motor shaft

: Vehicle front

 

: Apply genuine high strength thread locking sealant or equivalent.

Refer to 

GI-4, "Components"

 for symbols not described on the above.

JPBIA1687GB

CO-20

< REMOVAL AND INSTALLATION >

COOLING FAN

CAUTION:

Be careful not to damage or scratch on radiator core.

INSTALLATION

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

CAUTION:

Only use genuine parts for cooling fan mounting bolt and observe the specified torque (to prevent
radiator from being damaged).
NOTE:
Cooling fans are controlled by ECM. For details, refer to 

EC-60, "System Diagram"

.

Disassembly and Assembly

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DISASSEMBLY

1.

Remove cooling fan mounting nuts, and then remove the cooling fans (RH and LH).

2.

Remove fan motors (RH and LH).

ASSEMBLY

Note the following, and assemble in the reverse order of disassembly.

CAUTION:

RH and LH cooling fans are different. Be careful not to misassemble them.
• Install each fan in the following position.

• Secure the harness tightly to the fan shroud to prevent the fan rotation area from being loose.

Inspection

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INSPECTION AFTER DISASSEMBLY

Cooling Fan

Inspect cooling fan for crack or unusual bend.
• If anything is found, replace cooling fan.

Right side

: 11 blades

Left side

: 9 blades