Hyundai Kona: Charging System / DC/DC Converter Repair procedures

Hyundai Kona (OS) 2018-2026 Service Manual / Engine Electrical System / Charging System / DC/DC Converter Repair procedures

Removal

[200W]

1.	Turn the ignition switch OFF and disconnect the battery negative (-) terminal.

2.	Remove the crash pad lower panel. (Refer to Body - "Crash Pad Lower Panel")

3.	Disconnect the DC/DC converter connector.

4.	Remove the DC/DC converter (B) after removing the nuts (A).

[450W]

1.	Turn the ignition switch OFF and disconnect the battery negative (-) terminal.

2.	Remove the heater & A/C control unit. (Refer to Heating, Ventilation and Air Conditioning - "Heater & A/C Control Unit")

3.	Disconnect the DC/DC converter connector (A).

4.	Remove the DC/DC converter (B) after removing the screw & nuts.

Installation

Install in the reverse order of removal.

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When the negative battery terminal is reconnected, the ISG function will not operate for about 4 hours until the system stabilizes.

If the negative (-) battery terminal has been disconnected from the battery during repair work for a vehicle equipped with ISG function, battery sensor recalibration procedure should be performed after the repair work.

(Refer to Charging System - "Battery Sensor")

DC/DC Converter Schematic diagrams

Circuit Diagram [200W] [450W] ...

Battery Specifications

Specification ▷AGM60L-DIN Item Specification Capacity [20 hr / 5 hr] (AH) 60/48 Cold Cranking Amperage (A) ...

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