Nissan Juke F15. Manual - part 185

THERMOSTAT

CO-23

< REMOVAL AND INSTALLATION >

[MR FOR NISMO RS MODELS]

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THERMOSTAT

Exploded View

INFOID:0000000012197532

Removal and Installation

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REMOVAL

1. Drain engine coolant from radiator. Refer to 

CO-10, "Draining"

. 

CAUTION:

Perform this step when engine is cold.

2. Remove intake manifold. Refer to 

EM-29, "Exploded View"

.

3. Disconnect radiator hose (lower) (RH) from water inlet. Refer to 

CO-16, "Exploded View"

.

4. Remove water inlet and thermostat.

• Engine coolant leakage from cylinder block, so have a receptacle ready below.

Thermostat housing

1. Drain engine coolant. Refer to 

CO-10, "Draining"

.

2. Remove altenator. Refer to 

CHG-33, "MR16DDT : Removal and Installation"

.

3. Remove water pump. Refer to 

CO-21, "Exploded View"

.

4. Disconnect water hose, and them remove thermostat housing.

INSTALLATION

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

Thermostat 

1.

Thermostat housing

2.

Gasket

3.

Rubber ring

4.

Thermostat

5.

Water inlet

6.

Clamp

7.

Radiator hose (upper)

A.

To radiator
Engine front

 : N·m (kg-m, ft-lb)

 : Always replace after every disassembly.

JPBIA4339GB

CO-24

< REMOVAL AND INSTALLATION >

[MR FOR NISMO RS MODELS]

THERMOSTAT

• Install thermostat with making rubber ring (1) groove fit to thermo-

stat flange (A) with the whole circumference. 

• Install thermostat (2) with jiggle valve (A) facing upwards. 

Thermostat housing

• Install in the reverse order of removal.

Inspection

INFOID:0000000012197534

INSPECTION AFTER REMOVAL

Thermostat

• Place a thread (A) so that it is caught in the valves of thermostat

(1). Immerse fully in a container (B) filled with water. Heat while

stirring.

• The valve opening temperature is the temperature at which the

valve opens and falls from the thread.

• Continue heating. Check the full open valve lift amount.

• After checking the maximum valve lift amount, lower the water

temperature and check the valve closing temperature. 

• If out of the standard, replace thermostat.

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-10, "Inspection"

.

• Start and warm up the engine. Check visually that there is no leakage of engine coolant.

JPBIA4456ZZ

1

: Thermostat housing

JPBIA4457ZZ

Standard: Refer to 

CO-28, "Thermostat"

.

PBIC3314J

WATER OUTLET

CO-25

< REMOVAL AND INSTALLATION >

[MR FOR NISMO RS MODELS]

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WATER OUTLET

Exploded View

INFOID:0000000012197535

Removal and Installation

INFOID:0000000012197536

REMOVAL

1. Drain engine coolant from radiator. Refer to 

CO-10, "Draining"

.

CAUTION:

• Perform this step when engine is cold.

2. Remove engine cover. Refer to 

EM-26, "Exploded View"

.

1.

Heater pipe bracket

2.

Radiator cap

3.

Water outlet adaptor

4.

Clamp

5.

Water outlet hose

6.

Clamp

7.

Hose

8.

Clamp

9.

Water outlet

10. Clamp

11. Heater hose

12. Clamp

13. Heater hose

14. Hose

15. Clamp

16. Engine coolant temperature sensor

17. Gasket

18. Rubber ring

19. Water control value

20. Gasket

Engine front

A.

For CVT models

B.

To reservoir tank

C.

To electric throttle control actuator

D.

To radiator hose (upper)

E.

To CVT oil warmer

F.

To heater hose

G.

To heater hose

H.

To turbocharger inlet tube

 : N·m (kg-m, ft-lb)

 : Always replace after every disassembly.

JPBIA4340GB

CO-26

< REMOVAL AND INSTALLATION >

[MR FOR NISMO RS MODELS]

WATER OUTLET

3. Remove battery. 

PG-105, "Exploded View"

.

4. Remove air duct (upper) and air cleaner cover assembly and air cleaner body assembly.
5. Disconnect radiator hose (upper). Refer to 

CO-16, "Exploded View"

.

6. Remove water outlet adaptor.
7. Disconnect connectors of engine harness around the battery.
8. Remove bracket (2), and disconnect engine harness clip. (trans-

mission side and water outlet side)

9. Disconnect crankshaft position sensor harness connector.
10. Move engine harness, and keep a service area.
11. Remove water hose of each water outlet connection and heater hose.
12. Remove water outlet.
13. Remove engine coolant temperature sensor from water outlet, if necessary.

INSTALLATION

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

Water Control valve

• Install water control valve with making rubber ring (1) groove fit to

water control valve flange (A) with the whole circumference.

• Install water control valve (2) with the arrow (A) facing up and the

frame center part (B) facing upwards.

Inspection

INFOID:0000000012197537

INSPECTION AFTER REMOVAL

Water Control Valve

1

: Engine harness

JPBIA4454ZZ

JPBIA4458ZZ

1

: Water outlet

JPBIA4373ZZ