Nissan Tiida C11. Instruction — part 131
CO-42
< ON-VEHICLE REPAIR >
[MR18DE]
COOLING FAN
COOLING FAN
Component (Models with A/C)
INFOID:0000000001337844
Component (Models without A/C)
INFOID:0000000001337845
1.
Fan motor cover
2.
Fan motor
3.
Cooling fan control module
4.
Washer
5.
Fan shroud
6.
Washer
7.
Cooling fan
A.
Apply on fan motor shaft
Front
PBIC4538E
1.
Fan motor
2.
Fan shroud
3.
Cooling fan
A.
Apply on fan motor shaft
Front
WBIA0786E
COOLING FAN
CO-43
< ON-VEHICLE REPAIR >
[MR18DE]
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Removal and Installation
INFOID:0000000001337846
REMOVAL
1.
Drain engine coolant from radiator. Refer to
CO-35, "Changing Engine Coolant"
.
CAUTION:
• Perform this step when engine is cold.
• Do not spill engine coolant on drive belt.
2.
Remove air duct (inlet). Refer to
3.
Remove reservoir tank.
4.
Disconnect radiator hose (upper) at radiator side. Refer to
.
5.
Disconnect harness connectors from fan motor, and move harness to aside.
6.
Remove cooling fan assembly.
CAUTION:
Be careful not to damage or scratch the radiator core.
INSTALLATION
Installation is the reverse order of removal.
• Cooling fans are controlled by ECM. For details, refer to
CAUTION:
Be careful not to damage or scratch the radiator core.
CO-44
< ON-VEHICLE REPAIR >
[MR18DE]
WATER PUMP
WATER PUMP
Component
INFOID:0000000001337848
Removal and Installation
INFOID:0000000001337849
REMOVAL
1.
Drain engine coolant. Refer to
CO-35, "Changing Engine Coolant"
.
CAUTION:
Perform this step when the engine is cold.
2.
Remove drive belt auto-tensioner. Refer to
EM-153, "Removal and Installation of Drive Belt Auto Ten-
.
3.
Remove water pump.
CAUTION:
• Handle water pump vane so that it does not contact any other parts.
• Water pump cannot be disassembled and should be replaced as a unit.
INSPECTION AFTER REMOVAL
• Visually check that there is no significant dirt or rusting on water
pump body and vane (A).
• Make sure that there is no looseness in vane shaft, and that it turns
smoothly when rotated by hand.
• Replace water pump, if necessary.
INSTALLATION
Installation is in the reverse order of removal.
INSPECTION AFTER INSTALLATION
• Check for leaks of engine coolant. Refer to
• Start and warm up the engine. Visually check if there is no leaks of engine coolant.
1.
Gasket
2.
Water pump
PBIC3921E
PBIC3313J
THERMOSTAT
CO-45
< ON-VEHICLE REPAIR >
[MR18DE]
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THERMOSTAT
Component
INFOID:0000000001337850
Removal and Installation
INFOID:0000000001337851
REMOVAL
1.
Drain engine coolant. Refer to
CO-35, "Changing Engine Coolant"
2.
Remove water inlet.
3.
Remove thermostat.
4.
Remove water pump. Refer to
CO-44, "Removal and Installation"
5.
Remove thermostat housing.
INSPECTION AFTER REMOVAL
• 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.
1.
Thermostat housing
2.
Water hose
3.
Radiator hose (lower)
4.
Water inlet
5.
Thermostat
6.
Rubber ring
7.
Gasket
A.
To oil cooler
B.
To radiator
Engine front
PBIC4485E
PBIC3314J
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