Hyundai Kona: ISG (Idle Stop & Go) 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
  
•
After reconnecting the battery negative cable, ISG function does not operates until the system is stabilized, about 4 hours. If disconnecting the negative (-) battery cable from the battery during repair work for the vehicle equipped with AMS function, Battery sensor recalibration procedure should be performed after finishing the repair work.
1.
Install in the reverse order of removal.
DC/DC Converter Schematic diagrams
Circuit Diagram [200W] [450W] ...

ISG OFF Switch Description and operation
Description The ISG OFF switch on the floor console can be used to deactivate the ISG function. ...

Other information:

Hyundai Kona (OS) 2018-2026 Owners Manual: Windshield washers
In the OFF (O) position, pull the lever gently toward you to spray washer fluid on the windshield and to run the wipers 1-3 cycles. The spray and wiper operation will continue until you release the lever. If the washer does not work, you may need to add washer fluid to the washer fluid reservoir. ...

Hyundai Kona (OS) 2018-2026 Service Manual: Components and components location
Components 1. Glass panel assembly 2. Deflector 3. Motor assembly 4. Spring base assembly 5. Seth plate assembly 6. Guide assembly 7. Frame sub assembly 8. Seal tape 9. Rear drip 10. Stopper 11. Sunshade assembly 12. Drip rail assemb ...

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