Nissan Qashqai J11. Manual - part 166

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RESERVOIR TANK CAP

RESERVOIR TANK CAP

Inspection

INFOID:0000000010450962

• Fit the adapter to the reservoir tank cap tester [SST: — (M.S. 554-

07)] (A) as shown.

• When connecting the reservoir tank cap to the reservoir tank cap

tester, apply water or LLC to the reservoir tank 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.

CAUTION:

When installing reservoir tank cap, thoroughly wipe out the res-
ervoir tank filler neck to remove any waxy residue or foreign
material.

Standard: Refer to 

CO-106, "Radiator"

.

E1BIA0057ZZ

RADIATOR

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RADIATOR

Inspection

INFOID:0000000010416372

Check radiator for mud or clogging. If necessary, clean radiator as follows.

CAUTION:

• Never bend or damage the radiator fins.
• When radiator is cleaned without removal, remove all surrounding parts such as radiator fan, radia-

tor 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.

CO-70

< REMOVAL AND INSTALLATION >

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RADIATOR

REMOVAL AND INSTALLATION

RADIATOR

Exploded View

INFOID:0000000010438803

Refer to 

GI-4, "Components"

 for symbol marks in the figure.

Removal and Installation

INFOID:0000000010416380

REMOVAL

WARNING:

• Never remove reservoir tank cap when engine is hot. Serious burns may occur from high-pressure

engine coolant escaping from radiator. 

• Wrap a thick cloth around the reservoir tank cap. Slowly turn it a quarter of a turn to release built-up

pressure. Then turn it all the way.

1.

Radiator core support

2.

Radiator hose (upper)

3.

Radiator hose (lower)

4.

Cooling fan assembly

5.

Clip

6.

Air guide (LH)

7.

Mounting rubber

8.

Radiator

9.

Air guide (Lower)

10. Air guide (RH)

11.

Intercooler

12. Radiator mounting bracket

E1BIA1116GB

RADIATOR

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NOTE:
When removing components such as hoses, tubes/lines, etc., cap or plug openings to prevent fluid from spill-
ing.

1.

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.

2.

Remove front bumper. Refer to 

EXT-19, "Removal and Installation"

.

3.

Remove air inlet tube and air inlet hose. Refer to 

EM-27, "Removal and Installation"

.

4.

Remove charge air cooler. Refer to 

EM-27, "Removal and Installation"

.

5.

Separate condenser from radiator.

6.

Remove radiator hose (upper and lower).

7.

Disconnect harness connectors from cooling fan, and move harness aside.

8.

Remove radiator and cooling fan assembly.

CAUTION:

Be careful not to damage radiator core and condenser  core.
NOTE:
In case of lower pin radiator is damaged, it can be repaired instead of replacing the radiator.

INSTALLATION

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

CAUTION:

• Replace water hose clamp if it is removed.
• Use genuine mounting bolts for the cooling fan assembly and strictly observe the tightening torque.

(Breakage prevention for radiator)
Never reuse o-ring

NOTE:
• Insert the radiator hose (1) all the way to the stopper (2) or by 33 mm (1.30in) (hose without a stopper)

• For the orientation of the hose clamp pawl, refer to the figure.

*: Refer to the illustrations for the specific position each hose clamp tab.

Unit: mm (in)

A.

Radiator side

B.

Engine side

JPBIA4294GB

Radiator hose

Hose end

Paint mark

Position of hose clamp*

Radiator hose (upper)

Radiator side

Upper

A

Engine side

Upper

B

Radiator hose (lower)

Radiator side

Lower

C

Engine side

Upper

D