TROUBLESHOOTING
191
OK
OK
OK
OK
OK
OK
6. OVERHEATING
Checkpoint Trouble Cause Countermeasure
Cooling water Insufficient cooling water Replenish the cooling water
Fan coupling (if so equipped) Oil leakage from the fan coupling Replace the fan coupling
Fan belt loose or cracked causing
slippage
Replace the fan belt
Defective radiator cap or clogged
radiator core
Replace the radiator cap or clean
the radiator core
Water pump
Radiator
Fan belt
Defective water pump Repair or replace the water pump
Cylinder head and cylinder body
sealing cap
Defective sealing cap resulting in
water leakage
Replace the sealing cap
Thermostat Defective thermostat Replace the thermostat
NG NG
NG NG
NG NG
NG NG
NG NG
NG NG
NG NG
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