Hyundai Equus Manuals

Hyundai Azera: Water pump Troubleshooting - Cooling System - Engine Mechanical System - Hyundai Azera 2011-2025 Service ManualHyundai Azera: Water pump Troubleshooting

Troubleshooting
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 bearings
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
Damaged impeller
Loosened impeller
Loosened impeller
Corrosion of the impeller wing
Check engine coolant.
Poor coolant quality / Maintenance check
Impeller seperation from the shaft
Replace the water pump.

Water pump Repair procedures
Removal 1. Drain the coolant. (Refer to Cooling System - "Coolant") 2. Remove the drive belt. (Refer to Timing System - "Drive Belt") 3. Remove the water pump pulley (A). 4. Remove ...

Thermostat Components and Components Location
Components 1. Water temperature control assembly2. Thermostat3. Water inlet fitting ...

See also:

35R Clutch Control Solenoid Valve(35R/C_VFS) Specifications
Specifications Direct control VFS[35R/C] ? Control type : Normal low type Control Pressure [kpa (kgf/cm?, psi)]500.14 ~ 9.81(5.1~ 0.1, 72.54 ~ 1.42)Current value(mA)50 ~ 850 Internal resi ...

Emergency fuel filler lid release
If the fuel filler lid does not open using the remote fuel filler lid release, you can open it manually by pulling the handle outward slightly. CAUTION Do not pull the handle excessively, other ...

Repair procedures
Adjustment Inspect Glass Alignment 1. Check for abnormal noise or bending during operation. 2. With the sunroof fully closed, check for water leakage. 3. The roof panel (B) should be even ...

Categories

Hyundai Azera Manuals


© 2011-2025 Copyright www.hgmanual.com