SPECIFICATIONS
Cooling method
Coolant Capacity (ITL Engine 3cyl - 4cyl)
Thermostat Type
Opening temp.
Full open temp.
Full open lift
Type
Driving method
Type
Cap valve
Opening pressure
Type
Number of blades
x outer dia.
Water
Pump
Radiator
Cooling fan
Water cooled
9.5 liters - 13 liters
Wax type
oo
74 C ± 2 C
oo
90 C ± 2 C
9.5 mm (min)
Vane type centrifugal
Belt driven
Corrugated
22
0.9 kg/cm - 0.9 kg/cm
Direct coupled (Axial flow)
6 x 400 mm Sheet Metal,
7 x 420 mm - DI 90
SERVICE MANUAL
B-71
TROUBLESHOOTING
TROUBLE
Coolant leakage
POSSIBLE CAUSE
Corrosion
Overheating
• Damaged radiator core
• Coolant leakage from radiator hose
• Coolant leakage from Thermostat
• Faulty seal (water pump)
• Loose or damaged thermostat cover gasket
• Loose cylinder head blots
• Damaged cylinder head gasket
• Cracked cylinder block
• Cracked cylinder head
• Impurities are mixed in the coolant
• Clogged water passages
• Malfunctioning of thermostat
• Clogged radiator fins
• Malfunctioning of water pump
• Loose or broken fan belt
• Insufficient coolant
• Faulty thermostat
• Replace
• Correct or replace
• Correct or replace
• Replace
• Correct or replace
• Tighten additionally
• Replace
• Replace
• Replace
• Clean
• Clean
• Replace
• Clean
• Correct or replace
• Adjust or replace
• Add
• Replace
ACTION TO BE TAKEN
Coolant temp.
dose not
increase
ITL
To Next Page
