Hyundai Kona: 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
1.
Install in the reverse order of removal.
  
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) ...

Other information:

Hyundai Kona (OS) 2018-2021 Owners Manual: Air bag collision sensors
WARNING To reduce the risk of an air bag deploying unexpectedly and causing serious injury or death: Do not hit or allow any objects to impact the locations where air bags or sensors are installed. Do not perform maintenance on or around the air bag sensors. If the location or angle of the s ...

Hyundai Kona (OS) 2018-2021 Service Manual: Starter Specifications
Specification [NON-ISG] Item Specification Rated voltage 12V, 0.9 Kw The number of pinion teeth 10 Performance [No-load, 11.5V] Ampere Max. 60A ...

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