Symptoms
|
Possible Causes
|
Remedy
|
Coolant leakage
|
| •
|
From the bleed hole of the water pump
|
|
Visually check
|
| •
|
Check leaks after about ten-minute warming
up.
|
|
| •
|
If coolant still leaks, replace a water pump.
|
|
| •
|
If leakage stops, reuse the water pump (Do
not replace the pump with a new one).
|
|
| •
|
From gaskets or bolts
|
|
| •
|
Check the tightening of the water pump mounting
bolts.
|
|
| •
|
Retighten the mounting bolts.
|
|
| •
|
Check damage of gaskets or inflow of dust.
|
|
| •
|
Replace the gasket and clean dust off.
|
|
| •
|
From outer surface of water pump
|
|
| •
|
Check the material or any cracks of the water
pump.
|
|
| •
|
Poor material. If any crack found, replace
the water pump.
|
|
Noise
|
| •
|
From mechanical seals
|
| •
|
Impeller interference
|
|
Inspection with a stethoscope
|
| •
|
After starting the engine, check noise with
a stethoscope.
|
|
| •
|
If there is no noise, reuse the water pump
(do not replace it).
|
|
| •
|
If there is any noise from the water pump,
remove the drive belt and recheck.
|
|
Inspection after removing a drive belt
|
| •
|
After removing a water pump and a drive belt,
check noise again.
|
|
| •
|
If there is noise, reuse the water pump.
Check other drive line parts.
|
|
| •
|
If there is no noise, replace the water pump
with a new one.
|
|
Inspection after removing a water pump
|
| •
|
After removing a water pump and a drive belt,
check noise again.
|
|
| •
|
If there is any interference between them,
replace the water pump with a new one.
|
|
Overheating
|
|
Loosened impeller
|
| •
|
Corrosion of the impeller wing
|
|
| •
|
Check engine coolant.
|
| •
|
Poor coolant quality / Maintenance check
|
|
| •
|
Impeller seperation from the shaft
|
|
| •
|
Replace the water pump.
|
|
See also:
Windshield wipers
Operates as follows when the ignition switch is turned ON.
MIST : For a single wiping cycle, push the lever upward and release it with the
lever in the OFF position. The wipers will operate con ...
Climate control air filter
Filter inspection
The climate control air filter should be replaced according to the Maintenance
Schedule. If the vehicle is operated in severely air-polluted cities or on dusty
rough roads for a ...
Clothes hanger
To use the hanger, pull down the upper portion of hanger.
CAUTION
Do not hang heavy clothes, because it may damage the hook. ...
Hyundai Sonata: Water pump. Troubleshooting
Water pump. Repair procedures
Thermostat. Repair procedures