Hyundai Ioniq: Cooling System / Water pump. Repair procedures

Hyundai Ioniq (AE) 2017-2024 Service Manual / Engine Mechanical System / Cooling System / Water pump. Repair procedures

Removal

1.	Loosen the drain plug, and drain the engine coolant. Remove the reservoir cap to help drain the coolant faster. (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 the water pump (A).

Inspection

1.	Check each part for cracks, damage or wear, and replace the water pump assembly if necessary.

2.	Check the bearing for damage, abnormal noise and sluggish rotation, and replace the water pump assembly if necessary.

Check for coolant leakage. If coolant leaks from hole, the seal is defective. Replace the water pump assembly.

•	A small amount of "weeping" from the bleed hole is normal.

Installation

Install the water pump (A) with the new gasket.

Tightening torque :

18.6 - 23.5 N.m (1.9 - 2.4 kgf.m, 13.7 - 17.4 lb-ft)

Install the water pump pulley (A).

Tightening torque :

9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

3.	Install the drive belt. (Refer to Timing System - "Drive Belt")

4.	Fill the radiator with coolant and check for leaks. (Refer to Cooling System - "Coolant")

5.	Start engine and check for leaks.

6.	Recheck the coolant level.

Water pump. Components and components location

C..

Water pump. Troubleshooting

TroubleshootingWater Pump Symptoms Possible Causes Remedy Coolant leakage• From the bleed hole of the water pumpVisually check• Check leaks after about ten-minute warming up...

Other information:

Hyundai Ioniq (AE) 2017-2024 Service Manual: Special service tools

Special Service Tools Tool (Number and Name) Illustration Use 09581-2T100Piston expanderSpreading the front and rear disc brake piston.09580-3D100Air bleeding toolUsed when air bleeding brake system0k585-E8100Air bleeding toolUsed when air bleeding brake system09580-0U000Brake piston adjusterRemoval and installtion of the rear disc brake piston...

Hyundai Ioniq (AE) 2017-2024 Owner's Manual: Underbody maintenance, Aluminum wheel maintenance

Underbody maintenance Corrosive materials used for ice and snow removal and dust control may collect on the underbody. If these materials are not removed, accelerated rusting can occur on underbody parts such as the fuel lines, frame, floor pan and exhaust system, even though they have been treated with rust protection...