Nissan X-Trail 32. Manual — part 305

CO-46

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RADIATOR

• The angle

created by the hose clamp pawl and the specified line

must be within

±

30

°

as shown in the figure.

• To install hose clamps

, check that the dimension (A) from the

hose end to the hose clamp is within the reference value.

Inspection

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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-39, "Inspection"

.

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

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Dimension “A”

3 - 5 mm

0.12 - 0.20 in

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COOLING FAN

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COOLING FAN

Exploded View

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Removal and Installation

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REMOVAL

1.

Remove engine under cover. Refer to

EXT-39, "ENGINE UNDER COVER : Exploded View"

.

2.

Drain engine coolant from radiator. Refer to

CO-39, "Draining"

.

CAUTION:

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

3.

Remove air duct 1 and air duct 2. Refer to

EM-174, "Exploded View"

.

4.

Remove radiator hose (upper) from radiator. Refer to

CO-43, "Exploded View"

.

5.

Remove front grille. Refer to

EXT-22, "Exploded View"

.

6.

Remove crash zone sensor. Refer to

SR-31, "Exploded View"

.

7.

Remove hood lock bell crank and hood lock assembly. Refer to folloing table:

Fan motor (RH)

Fan motor (LH)

Fan shroud

Cooling fan (LH)

Cooling fan (RH)

Apply on fan motor shaft

: N·m (kg-m, in-lb)

: Apply high strength thread locking sealant or equivalent.

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COOLING FAN

How to select vehicle type: refer to

DLK-22, "Information"

.

8.

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

9.

Remove mounting bolts

and clips

of mounting bracket

.

10. Remove radiator core support upper. Refer to folloing table:

How to select vehicle type: refer to

DLK-22, "Information"

.

11. Remove mounting bracket.
12. Remove cooling fan assembly according to the following instructions:

a.

Lift cooling fan assembly and disconnect the lower mount.

b.

Move cooling fan assembly

to rightward of vehicle (

1) and

lift (

2) the right side to remove it.

CAUTION:

Be careful not to damage or scratch on radiator core when
removing.

INSTALLATION

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

CAUTION:

Only use genuine parts for fan shroud 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-472, "COOLING FAN CONTROL : System

Description"

.

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.

TYPE

Reference

2

DLK-605, "Exploded View"

4

DLK-910, "Exploded View"

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TYPE

Reference

2

DLK-572, "MR20DD : Exploded View"

4

DLK-876, "MR20DD : Exploded View"

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COOLING FAN

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CAUTION:

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

• Secure the harness to the fan shroud to prevent the fan rotation area from being loose.
• Apply high thread locking sealant on fan motor shaft.

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

: 9 blades

Left side

: 7 blades