Hyundai Ioniq (AE): Low Voltage DC/DC Converter (LDC) / Specifications

Specification
Item
Specification
Input Voltage (V)
200 - 310
Output Voltage (V)
12.8 - 14.7
Rated Power (kW)
1.8
Cooling Method
Water-cooled

    DescriptionThe Low Voltage DC/DC is integrated into the HPCU. It charges the auxiliary battery as a substitute for generator by converting the high voltage (DC 270V) from the high voltage battery into low voltage (DC 12V).

    Component Location1. Low Voltage DC/DC Converter (LDC)2. Power Outlet Terminal (DC 12V)3. Ground Terminal

    Other information:

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

    Inspection1.Turn the ignition switch OFF.2.Disconnect the temperature control actuator connector.3.Verify that the temperature control actuator operates to the cool position when connecting 12V to terminal 3 and grounding terminal 7.Verify that the temperature control actuator operates to the warm position when connected in reverse.

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

    Diagnosis with GDS1.REAR CORENER RADAR system defects can be quickly diagnosed with the GDS. GDS operates actuator quickly to monitor, input/output value and self diagnosis.2.Connect the cable of GDS to the data link connector in driver side crash pad lower panel, turn the power on GDS.

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