2005 NISSAN X-TRAIL Service Repair Manual

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Page 377 of 4555

NISSAN X-TRAIL 2005 Service Repair Manual WATER PUMP
CO-21
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WAT E R P U MPPFP:21020
Removal and InstallationEBS00KON
REMOVAL
1. Drain engine coolant. Refer to CO-9, "Changing Engine Coolant" .
CAUTION:
Perfor

Page 378 of 4555

NISSAN X-TRAIL 2005 Service Repair Manual CO-22
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WATER PUMP

INSPECTION AFTER REMOVAL
Visually check if there is no significant dirt or rusting on water
pump body and vane.
Make sure that there is no looseness in vane shaft, and that i

Page 379 of 4555

NISSAN X-TRAIL 2005 Service Repair Manual THERMOSTAT AND WATER CONTROL VALVE
CO-23
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THERMOSTAT AND WATER CONTROL VALVEPFP:21200
Removal and InstallationEBS00KOO
REMOVAL
1. Drain engine coolant. Refer to CO-9, "

Page 380 of 4555

NISSAN X-TRAIL 2005 Service Repair Manual CO-24
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THERMOSTAT AND WATER CONTROL VALVE

INSPECTION AFTER REMOVAL
Place a thread so that it is caught in the valves of thermostat and
water control valve. Immerse fully in a container filled w

CO-24
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THERMOSTAT AND WATER CONTROL VALVE

INSPECTION AFTER REMOVAL
Place a thread so that it is caught in the valves of thermostat and
water control valve. Immerse fully in a container filled with water.
Heat while stirring. (The example in the figure shows thermo-
stat.)
The valve opening temperature is the temperature at which the
valve opens and falls from the thread.
Continue heating. Check the maximum valve lift amount.
NOTE:
The maximum valve lift amount standard temperature for water
control valve is the reference value.
After checking the maximum valve lift amount, lower the water
temperature and check the valve closing temperature.
Standard:
If out of the standard, replace either or both thermostat and water control valve.
INSTALLATION
Note the following, and install in the reverse order of removal.
Thermostat and Water Control Valve
Install thermostat with making rubber ring groove fit to thermo-
stat flange with the whole circumference. (The example in the
figure shows thermostat.)
NOTE:
Same procedure is applied for installation of water control valve.
Install thermostat with jiggle valve facing upwards. (The position
deviation may be within the range of 20 degrees as shown in the
figure.)
Install water control valve with the arrow facing up and the frame
center part facing upwards. (The position deviation may be
within the range of 20 degrees as shown in the figure.)
Heater Pipe Installation
Apply a neutral detergent to O-ring, then quickly insert the insertion part of heater pipe into cylinder block.
INSPECTION AFTER INSTALLATION
Check for leaks of engine coolant using a radiator cap tester adapter (special service tool: EG17650301)
and a radiator cap tester (commercial service tool). Refer to CO-9, "
LEAK CHECK" .
Start and warm up engine. Visually check if there is no leaks of engine coolant and A/T fluid (A/T models).
SLC252B
Items Thermostat Water control valve
Valve opening temperature 80.5 - 83.5°C (177 - 182°F) 93.5 - 96.5°C (200 - 206°F)
Maximum valve lift 8 mm/ 95°C (0.315 in/ 203°F) 8 mm/ 108°C (0.315 in/ 226°F)
Valve closing temperature 77°C (171°F) 90°C (194°F)
PBIC0157E
PBIC0158E

Page 381 of 4555

NISSAN X-TRAIL 2005 Service Repair Manual SERVICE DATA AND SPECIFICATIONS (SDS)
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SERVICE DATA AND SPECIFICATIONS (SDS)PFP:00030
Standard and LimitEBS00KOP
CAPACITY
Unit: (lmp qt)
RADIATOR
Unit: kPa (bar

Page 382 of 4555

NISSAN X-TRAIL 2005 Service Repair Manual CO-26
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PRECAUTIONS

[YD22DDTi]PRECAUTIONSPFP:00001
Precautions For Liquid GasketEBS01276
LIQUID GASKET APPLICATION PROCEDURE
1. Remove old liquid gasket adhering to the liquid gasket appli

Page 383 of 4555

NISSAN X-TRAIL 2005 Service Repair Manual PREPARATION
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PREPARATIONPFP:00002
Special Service ToolsEBS00BAV
Commercial Service ToolsEBS011UY
Tool number
Tool nameDescription
EG17650301
Radiator cap te

Page 384 of 4555

NISSAN X-TRAIL 2005 Service Repair Manual CO-28
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OVERHEATING CAUSE ANALYSIS

OVERHEATING CAUSE ANALYSISPFP:00012
Troubleshooting ChartEBS00BAW
Symptom Check items
Cooling sys-
tem parts
malfunctionPoor heat transferWater pump malf

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