|
|
OVERHEATING CAUSE ANALYSIS CO-29 < SYMPTOM DIAGNOSIS > [VK50VE] C D E F G H I J K L M A CO N P O SYMPTOM DIAGNOSIS OVERHEATING CAUSE ANALYSIS Troubleshooting Chart INFOID:0000000005246381 Symptom Check items Cooling sys- Poor heat transfer Water pump malfunction Worn or loose drive belt — Thermostat stuck closed — Damaged fins Dust contamination or pa- Physical damage Clogged radiator cooling Excess foreign material Reduced air flow Cooling fan does not oper- Fan assembly — High resistance to fan rota- Damaged fan blades Damaged radiator shroud — — — Improper engine coolant — — — Poor engine coolant quality — Engine coolant density — Insufficient engine coolant Engine coolant leakage Cooling hose Loose clamp Cracked hose Water pump Poor sealing Radiator cap Loose Poor sealing Radiator O-ring for damage, deterio- Cracked radiator tank Cracked radiator core Reservoir tank Cracked reservoir tank Overflowing reservoir tank Exhaust gas leakage into Cylinder head deterioration Cylinder head gasket deteri- |