Nissan Qashqai J11. Manual — part 164
CO-60
< PRECAUTION >
[K9K]
PRECAUTIONS
4.
Apply the gasket without breaks to the specified location with the
specified dimensions.
• If there is a groove for the liquid gasket application, apply the
gasket to the groove.
• As for the bolt holes, normally apply the gasket inside the
holes. If specified, it should be applied outside the holes. Make
sure to read the instruction in this manual.
• Within five minutes of gasket application, install the mating
component.
• If the liquid gasket protrudes, wipe it off immediately.
• Do not retighten after the installation.
• After 30 minutes or more have passed from the installation, fill
the engine oil and coolant.
CAUTION:
If there are instructions in this manual, observe them.
EMA0622D
SEM159F
PREPARATION
CO-61
< PREPARATION >
[K9K]
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PREPARATION
PREPARATION
Special Service Tool
INFOID:0000000010416370
NISSAN tool number
(RENAULT too number)
Tool name
Description
WS39930000
( — )
Tube pressure
Pressing the tube of liquid gasket
—
(M.S. 554-07)
Tester
Leak checking
Checking reservoir tank cap
—
(M.S. 554-01)
Reservoir tank cap tester adapter A
Adapting tester to reservoir tank
—
(M.S. 554-06)
Reservoir tank cap tester adapter B
Adapting tester to reservoir tank cap
NI. 205
—
Coolant refill tool
Refilling engine cooling system
S-NT052
MLIA0012E
MLIA0013E
MLIA0014E
LMA053
CO-62
< SYSTEM DESCRIPTION >
[K9K]
DESCRIPTION
SYSTEM DESCRIPTION
DESCRIPTION
Cooling Circuit
INFOID:0000000010416371
for symbol marks in the figure.
1.
Reservoir tank
2.
Water pump
3.
Engine
4.
Exhaust gas cooler
5.
Heater core
6.
Bleed screw
7.
Water outlet valve
8.
Heating elements (Thermo plungers) 9.
Thermostat
10. Radiator
11.
Water-oil heat exchanger
E1BIA1149ZZ
OVERHEATING CAUSE ANALYSIS
CO-63
< SYMPTOM DIAGNOSIS >
[K9K]
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SYMPTOM DIAGNOSIS
OVERHEATING CAUSE ANALYSIS
Troubleshooting Chart
INFOID:0000000010416373
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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