Hyundai Ioniq (AE): Low Voltage DC/DC Converter (LDC) / Description and operation

Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual / Hybrid Control System / Low Voltage DC/DC Converter (LDC) / Description and operation

Description
The 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).

    Specification Item Specification Input Voltage (V)200 - 310Output Voltage (V)12.8 - 14.7Rated Power (kW)1.

    Other information:

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

    Replacement1.Remove the battery (-) terminal.2.Remove the engine room under cover.(Refer to Engine Mechanical System - "Engine Room Under Cover")3.Remove the heater hose (A) and AEWP hose (B).4.Disconnect the lock pin to remove the heater hose pump connector (A).

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Special service tools

    Special Service Tools Tool Name / Number Illustration Description LKA Compensator(09964-C1100)Used for compensating front view camera unitBCW Sensor Correction Tool Set(09958-3T500)Used to correct the blind-spot radar unit.

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