Hyundai Santa Fe: Cooling System / Water pump. Troubleshooting

Hyundai Santa Fe (TM) 2019-2025 Service Manual / Engine Mechanical System / Cooling System / 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 and Installation    • Be careful not to damage the parts located under the vehicle (floor under cover, fuel filter, fuel tank and canister) when raising the vehicle using the lift...

    Lubrication System

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    Other information:

    Hyundai Santa Fe (TM) 2019-2025 Owner's Manual: ISG system operation


    Prerequisite for activation ISG system operates in the following situations. The driver's seatbelt is fastened The driver's door and hood are closed The brake vacuum pressure is adequate The battery sensor is activated and the battery is sufficiently charged Outside temperature is not too low or too high The vehicle is driven over a constant speed and stops The climate control system satisfies the conditions The vehicle is sufficiently warmed up ISG related parts are working properly The incline is gradual The steering wheel is turned less than 180 degrees and then the vehicle stops Information If the ISG light (white) is turned on on the instrument cluster and does not meet the ISG system operating conditions, the ISG system is not activated...

    Hyundai Santa Fe (TM) 2019-2025 Service Manual: Repair procedures


    Adjustment 1. Place the car on a flat surface and check whether the body and trunk lid are well-aligned. 2. After loosening the tailgate hinge (A) mounting bolt, adjust the tailgate by moving it up and down or from side to side...

    Categories

    Electric Power Steering (EPS) warning light. Charging system warning light

    Electric Power Steering (EPS) warning light

    This warning light illuminates:

    When you set the ignition switch or the Engine Start/Stop button to the ON position.
    - The electric power steering warning light illuminates for about 3 seconds and then goes off. Whenever there is a malfunction with the electric power steering.
    If this occurs, have the vehicle inspected by an authorized HYUNDAI dealer.

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