Nissan Tiida C11. Manual - part 137

CO-66

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WATER PUMP

WATER PUMP

Exploded View

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Removal and Installation

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WARNING:

Never remove the radiator cap when the engine is hot. Serious burns could occur from high pressure
coolant escaping from the radiator.

REMOVAL

1.

Remove the following parts.
• Battery ground cable
• Engine undercover
• RH front wheel

2.

Remove fender protector RH. Refer to 

EXT-22, "Removal and Installation"

.

3.

Drain engine coolant. Refer to 

CO-58, "Draining"

.

CAUTION:

Perform when engine is cold. 

4.

Remove drive belt. Refer to 

EM-263, "Removal and Installation"

.

5.

Remove timing belt and inner cover. Refer to 

EM-291, "Removal and Installation"

.

6.

Remove the water pump.
• Coolant will leak from the cylinder block, so have a receptacle ready below.

CAUTION:

• Handle the water pump vane so that it does not contact any other parts.
• Water pump cannot be disassembled and should be replaced as a unit.

INSTALLATION

Installation is in the reverse order of removal.

Inspection

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INSPECTION AFTER REMOVAL

1.

Water pump

2.

Gasket

3.

Cylinder block

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WATER PUMP

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• Visually make sure there is no significant dirt or rusting on the

water pump body and vane.

• Make sure there is no looseness in the vane shaft, and that it turns

smoothly when rotated by hand.

• If there are any defects, replace the water pump assembly.

INSPECTION AFTER INSTALLATION

• Check for engine coolant leaks using suitable tools. Refer to 

CO-58, "Inspection"

.

MBIB0546E

CO-68

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WATER OUTLET AND THERMOSTAT ASSEMBLY

WATER OUTLET AND THERMOSTAT ASSEMBLY

Exploded View

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Removal and Installation

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REMOVAL

1.

Remove battery.

2.

Remove engine undercover using power tool.

3.

Drain engine coolant. Refer to 

CO-58, "Draining"

.

CAUTION:

Perform when engine is cold.

4.

Remove engine cover.

5.

Remove air cleaner and air duct assembly. Refer to 

EM-269, "Removal and Installation"

.

6.

Remove rear engine slinger. Refer to 

EM-314, "Exploded View"

.

7.

Remove vacuum hose.

8.

Remove vacuum pump. Refer to 

EM-280, "Removal and Installation"

.

9.

Remove radiator upper hose. Refer to 

CO-62, "Exploded View"

.

10. Remove heater hose.
11. Disconnect reservoir tank hose.

12. Remove water outlet.

INSTALLATION

Installation is in the reverse order of removal.

Inspection

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INSPECTION AFTER REMOVAL

1.

O-ring

2.

EGR cooler cover

3.

Clamp

4.

Water pipe

5.

Heater hose

6.

Clamp

7.

Engine coolant temperature sensor

8.

O-ring

9.

Lock plate

10. Clamp

11.

Gasket

12. Water outlet and thermostat assembly

13. Air relief plug

A.

To EGR volume control valve housing B.

To radiator hose (upper)

C.

To heater core

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WATER OUTLET AND THERMOSTAT ASSEMBLY

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• Place a thread so that it is caught in the valves of the thermostat.

Immerse fully in a container filled with water. Heat while stirring.
(The example shows the thermostat.) 

• The valve opening temperature is the temperature at which the

valve opens and falls from the thread.

• Continue heating. Check the full-open lift amount.
• After checking the full-open lift amount, lower the water tempera-

ture and check the valve closing temperature. 

• If the measured value is out of the standard value or unusual valve

seating condition is found, replace water inlet and thermostat
assembly.

INSPECTION AFTER INSTALLATION

• Check for engine coolant leaks using suitable tools. Refer to 

CO-58, "Inspection"

.

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Temperature 

°

C (

°

F)

Start of opening

89 (192)     

End of opening

97 - 101 (207 - 214)