Nissan Tiida C11. Instruction — part 133
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< DISASSEMBLY AND ASSEMBLY >
[MR18DE]
COOLING FAN
DISASSEMBLY AND ASSEMBLY
COOLING FAN
DISASSEMBLY AND ASSEMBLY
INFOID:0000000001337847
Disassembly
1.
Remove cooling fan from fan motor.
2.
Remove fan motor from fan shroud.
Inspection After Disassembly
Inspect cooling fan for crack or unusual bend.
• If anything is found, replace cooling fan.
Assembly
Assembly is the reverse order of disassembly.
SERVICE DATA AND SPECIFICATIONS (SDS)
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< SERVICE DATA AND SPECIFICATIONS (SDS)
[MR18DE]
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SERVICE DATA AND SPECIFICATIONS (SDS)
SERVICE DATA AND SPECIFICATIONS (SDS)
Standard and Limit
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CAPACITY
Unit:
(lmp qt)
THERMOSTAT
WATER CONTROL VALVE
RADIATOR
Unit: kPa (bar, kg/cm
2
, psi)
Engine coolant capacity (with reservoir tank at “MAX” level)
Approx. 6.8 (6.0)
Valve opening temperature
80.5 - 83.5
°
C (177 - 182
°
F)
Maximum valve lift
8 mm/ 95
°
C (0.315 in/ 203
°
F)
Valve closing temperature
77
°
C (171
°
F)
Valve opening temperature
93.5 - 96.5
°
C (200 - 206
°
F)
Maximum valve lift
8 mm/ 108
°
C (0.315 in/ 226
°
F)
Valve closing temperature
90
°
C (194
°
F)
Cap relief pressure
Standard
78 - 98 (0.78 - 0.98, 0.8 - 1.0, 11- 14)
Limit
59 (0.59, 0.6, 9)
Leakage test pressure
157 (1.57, 1.6, 23)
CO-52
< FUNCTION DIAGNOSIS >
[K9K]
DESCRIPTION
FUNCTION DIAGNOSIS
DESCRIPTION
Engine Cooling System
INFOID:0000000001381580
1.
Engine
2.
Radiator
3.
Heater core
4.
Reservoir tank
5.
Water pump
6.
Thermostat
7.
Air relief plug
8.
Oil cooler
9.
EGR cooler
MBIB9046E
OVERHEATING CAUSE ANALYSIS
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< SYMPTOM DIAGNOSIS >
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SYMPTOM DIAGNOSIS
OVERHEATING CAUSE ANALYSIS
Troubleshooting Chart
INFOID:0000000001381581
Symptom
Check items
Cooling sys-
tem parts
malfunction
Poor heat transfer
Water pump malfunction
Worn timing belt
—
Thermostat stuck closed
—
Damaged fins
Dust contamination or pa-
per clogging
Mechanical damage
Clogged radiator cooling
tube
Excess foreign material
(rust, dirt, sand, etc.)
Reduced air flow
Cooling fan does not oper-
ate
Fan assembly
—
High resistance to fan rota-
tion
Damaged fan blades
Damaged radiator shroud
—
—
—
Improper coolant mixture
ratio
—
—
—
Poor coolant quality
—
—
—
Insufficient coolant
Coolant leaks
Cooling hose
Loose clamp
Cracked hose
Water pump
Poor sealing
Reservoir tank cap
Loose
Poor sealing
Radiator
O-ring for damage, deterio-
ration or improper fitting
Cracked radiator tank
Cracked radiator core
Reservoir tank
Cracked reservoir tank
Overflowing reservoir tank
Exhaust gas leaks into cool-
ing system
Cylinder head deterioration
Cylinder head gasket deteri-
oration
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