Hyundai Ioniq (AE): Engine Coolant/Inverter Coolant / Changing Coolant

Have coolant changed by an authorized HYUNDAI dealer according to the Maintenance Schedule at the beginning of this chapter.

WARNING

Do not use engine coolant or antifreeze in the washer fluid reservoir.

Engine coolant can severely obscure visibility when sprayed on the windshield and may cause loss of vehicle control resulting in an accident.

Engine coolant may also cause damage to paint and body trim.

NOTICE

To prevent damage to engine parts, put a thick towel around the radiator cap before refilling the coolant to prevent the coolant from overflowing into engine parts, such as the alternator.

    â–  Engine coolant â–  Inverter coolant Check the condition and connections of all cooling system hoses and heater hoses. Replace any swollen or deteriorated hoses.

    Other information:

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: In-car Sensor. Description and operation

    DescriptionThe In-car air temperature sensor is built in the heater & A/C control unit.The sensor contains a thermistor which measures the temperature of the inside. The signal decided by the resistance value which changes in accordance with perceived inside temperature, is delivered to heater control unit and according to this signal the contr

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: emperature Control Actuator. Description and operation

    DescriptionThe temperature control actuator is located at the heater unit. It regulates the temperature by the procedure as follows. The signal from the control unit adjusts the position of the temperature door by operating the temperature switch. Then the temperature will be regulated by the hot/cold air ratio decided by the position of the temper

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