Troubleshooting
Water Pump
Symptoms
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Possible Causes
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Remedy
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Coolant leakage
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From the bleed hole of the water pump
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Visually check
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| •
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Check leaks after about ten-minute warming
up.
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If coolant still leaks, replace a water pump.
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If leakage stops, reuse the water pump (Do
not replace the pump with a new one).
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Check the tightening of the water pump mounting
bolts.
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Retighten the mounting bolts.
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Check damage of gaskets or inflow of dust.
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Replace the gasket and clean dust off.
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From outer surface of water pump
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Check the material or any cracks of the water
pump.
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Poor material. If any crack found, replace
the water pump.
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Noise
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Inspection with a stethoscope
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| •
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After starting the engine, check noise with
a stethoscope.
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| •
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If there is no noise, reuse the water pump
(do not replace it).
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If there is any noise from the water pump,
remove the drive belt and recheck.
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Inspection after removing a drive belt
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After removing a water pump and a drive belt,
check noise again.
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| •
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If there is noise, reuse the water pump.
Check other drive line parts.
|
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| •
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If there is no noise, replace the water pump
with a new one.
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Inspection after removing a water pump
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After removing a water pump and a drive belt,
check noise again.
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| •
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If there is any interference between them,
replace the water pump with a new one.
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Overheating
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Loosened impeller
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Corrosion of the impeller wing
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Poor coolant quality / Maintenance check
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Impeller seperation from the shaft
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Replace the water pump.
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Removal and Installation
1.
Loosen the drain plug, and then drain the engine
coolant. Remove the radiator cap to drain with speed.
2.
Remo ...
Removal and Installation
Disassembly of the thermostat would have an adverse
effect, causing a lowering of cooling efficiency. ...
See also:
Cup holder
WARNING - Hot liquids
Do not place uncovered cups of hot liquid in the cup holder while the
vehicle is in motion. If the hot liquid spills, you may burn yourself. Such
a burn to the driver c ...
Radiator. Components and Components Location
Components
1. Cooling fan assembly
2. Radiator
3. Mounting insulator
4. Radiator mounting bracket
5. Radiator upper hose
6. Radiator lower hose
7. Reservo ...
Parts
When replacing parts, use HYUNDAI genuine parts.
Replacement
Standard values, such as torques and certain adjustments, must be strictly observed in the reassembly of all parts.
If removed, the ...
Hyundai Sonata: Water pump. Troubleshooting
Water pump. Repair procedures
Thermostat. Repair procedures