Hyundai Ioniq (AE): Heater / Mode Control Actuator. Specifications

Specifications
Door position
Voltage (V)
Error detecting
Vent
0.3 ± 0.15
Low voltage : 0.1V or less
High voltage : 4.9V or more
Defrost
4.7 ± 0.15

    DescriptionThe mode control actuator is located at the heater unit.It adjusts the position of the mode door by operating the mode control actuator based on the signal of the A/C control unit.

    Inspection1.Turn the ignition switch OFF.2.Disconnect the mode control actuator connector.3.Verify that the mode control actuator operates to the defrost mode when connecting 12V to terminal 3 and grounding terminal 4.

    Other information:

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: PTC Heater. Description and operation

    DescriptionThe PTC (Positive Temperature Coefficient) heater is installed at the exit or the backside of the heater core.The PTC heater is an electric heater using a PTC element as an auxiliary heating device that supplements deficiency of interior heat source in highly effective hybrid engine.

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Schematic diagrams

    System Block DiagramComponent Parts and Function Outline Component part Function Vehicle-speed sensor, ESP/ABS Control ModuleConverts vehicle speed to pulse.VCUReceives signals from sensor and control switches.

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