Nissan Pathfinder. Manual — part 289
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PRECAUTIONS
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< PRECAUTION >
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3. Attach the liquid gasket tube to the suitable tool.
Use Genuine RTV Silicone Sealant or equivalent. Refer to
GI-22, "Recommended Chemical Products and Sealants"
.
4. Apply the liquid gasket without breaks to the specified location
with the specified dimensions.
• If there is a groove for the liquid gasket application, apply the
liquid gasket to the groove.
• Normally apply the liquid gasket on the inside edge of the bolt
holes. Also apply to the outside edge of the bolt holes when
specified in the procedure.
• Within five minutes of liquid gasket application, install the mat-
ing component.
• If the liquid gasket protrudes, wipe it off immediately.
• Do not retighten after the installation.
• Wait 30 minutes or more after installation before refilling the
engine with engine oil or engine coolant.
CAUTION:
If there are more specific instructions in the procedures contained in this manual concerning liquid
gasket application, observe them.
WBIA0567E
SEM159F
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PREPARATION
PREPARATION
PREPARATION
Special Service Tool
INFOID:0000000009177977
The actual shapes of Kent-Moore tools may differ from those of special service tools illustrated here.
Commercial Service Tool
INFOID:0000000009177978
Tool number
(Kent-Moore No.)
Tool name
Description
KV10111100
(J-37228)
Seal cutter
Removing chain tensioner cover and water
pump cover
KV991J0070
(J-45695)
Coolant refill tool
Refilling engine cooling system
KV991J0010
(J-23688)
Refractometer
Checking concentration of ethylene glycol in
engine coolant
NT046
LMA053
WBIA0539E
Tool name
Description
Power tool
Loosening nuts, screws and bolts
Radiator cap tester
Testing radiator cap
PIIB1407E
PBIC1982E
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PREPARATION
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Tube presser
Pressing the tube of liquid gasket
Radiator cap tester adapter
Adapting radiator cap tester to radiator cap
and radiator pipe (upper) filler neck
a: 28 (1.10) diameter
b: 31.4 (1.236) diameter
c: 41.3 (1.626) diameter
Unit: mm (in)
Tool name
Description
S-NT052
S-NT564
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CO-6
< SYSTEM DESCRIPTION >
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OVERHEATING CAUSE ANALYSIS
SYSTEM DESCRIPTION
OVERHEATING CAUSE ANALYSIS
Troubleshooting Chart
INFOID:0000000009177979
Symptom
Check items
Cooling sys-
tem parts
malfunction
Poor heat transfer
Water pump malfunction
Worn or loose drive belt
Engine coolant circulation
Thermostat stuck closed
Thermostat
Damaged radiator fins
Dust contamination or pa-
per clogging
—
Physical damage
Clogged radiator cooling
tube
Excess foreign material
(rust, dirt, sand, etc.)
Reduced air flow
Cooling fan does not oper-
ate
Cooling fan assembly
—
High resistance to fan rota-
tion
Damaged fan blades
Damaged radiator shroud
—
Radiator shroud
—
Improper engine coolant
mixture ratio
—
Engine coolant viscosity
—
Poor engine coolant quality
—
Engine coolant density
—
Insufficient engine coolant
Engine coolant leaks
Radiator and heater hoses
Loose clamp
Cracked hose
Water pump
Poor sealing
Radiator 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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