Nissan Qashqai (2007-2010). Manual — part 118

RADIATOR

CO-55

< ON-VEHICLE MAINTENANCE >

[K9K]

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RADIATOR

RADIATOR CAP

RADIATOR CAP : Inspection

INFOID:0000000001062335

• Fit the adapter to the tester as shown.
• When connecting the reservoir tank cap to the tester [SST: —

(M.S. 554-07)] (A), apply water or LLC to the cap seal part.

• Check reservoir tank cap relief pressure.

• Replace the reservoir tank cap if the engine coolant passes

through it, or if any fur signs is detected.

RADIATOR

RADIATOR : Inspection

INFOID:0000000001062336

Check radiator for mud or clogging. If necessary, clean radiator as follows.
• Be careful not to bend or damage the radiator fins.
• When radiator is cleaned without removal, remove all surrounding parts such as radiator fan, radiator shroud

and horns. Then tape the harness and connectors to prevent water from entering.

1.

Apply water by hose to the back side of the radiator core vertically downwards.

2.

Apply water again to all radiator core surface once per minute.

3.

Stop washing if any stains no longer flow out from the radiator.

4.

Blow air into the back side of radiator core vertically downwards.

• Use compressed air lower than 490 kPa (4.9 bar 5 kg/cm

2

, 71psi) and keep distance more than 30 cm (11.8

in).

5.

Blow air again into all the radiator core surface once per minute until no water sprays out.

Standard

: Refer to

CO-64, "Radiator"

.

E1BIA0057ZZ

CO-56

< ON-VEHICLE REPAIR >

[K9K]

RADIATOR

ON-VEHICLE REPAIR

RADIATOR

Exploded View

INFOID:0000000001062337

Removal and Installation

INFOID:0000000001062338

WARNING:

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

REMOVAL

1.

Remove engine cover. Refer to

EM-266, "Removal and Installation"

.

2.

Remove air cleaner case and air duct (inlet). Refer to

EM-265, "Removal and Installation"

.

3.

Remove reservoir tank hose bracket bolt from radiator upper mounting bracket (RH side).

4.

Remove radiator fan motor harnesses.

5.

Remove engine undercover.

6.

Drain engine coolant. Refer to

CO-52, "Draining"

.

1.

Radiator core support

2.

Mounting bracket

3.

Mounting rubber (upper)

4.

Radiator

5.

Mounting rubber (lower)

6.

Clamp

7.

Reservoir tank hose

8.

Reservoir tank

9.

Reservoir tank cap

10. Clamp

11. Radiator hose (upper)

12. Radiator hose (lower)

13. Cooling fan assembly

A.

To water inlet

B.

To water outlet

E1BIA0016ZZ

RADIATOR

CO-57

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CAUTION:

Perform when engine is cold.

7.

Disconnect radiator upper hose, reservoir tank hose and mounting bracket.

8.

Release charge air cooler from the radiator. Refer to

EM-266, "Removal and Installation"

.

9.

Remove radiator and radiator fan assembly.
NOTE:
Remove radiator and condenser assembly. Refer to

HA-100, "Removal and Installation"

and

HA-202,

"Removal and Installation"

.

CAUTION:

• Do not damage or scratch radiator core when removing.

INSTALLATION

• Reinstall any parts removed in reverse order of removal.
• Check for engine coolant leaks. Refer to

CO-52, "Inspection"

.

Inspection

INFOID:0000000001115351

INSPECTION AFTER INSTALLATION

• Check for engine coolant leaks using reservoir tank cap tester. Refer to

CO-52, "Inspection"

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CO-58

< ON-VEHICLE REPAIR >

[K9K]

COOLING FAN

COOLING FAN

Exploded View

INFOID:0000000001111177

Removal and Installation

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REMOVAL

1.

Remove air duct (inlet). Refer to

EM-265, "Exploded View"

.

2.

Disconnect harness connector from resistor and fan motor, and move harness to aside.

3.

Remove cooling fan assembly.

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 fan shroud mounting bolt and observe the specified torque (to prevent
radiator from being damaged).
NOTE:
Cooling fan is controlled by ECM. For details, refer to

EC-1309, "System Description"

.

Disassembly and Assembly

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DISASSEMBLY

1.

Cooling fan

2.

Fan motor

3.

Fan shroud

4.

Resistor

A.

Reverse screw

: Apply thread locking sealant.

: Vehicle front

Refer to

GI-4, "Components"

for symbols not described on the above.

JPBIA0314GB