Hyundai
User Interface / Display Failure
Charger display or LED indicators are dim, flickering, or completely blank while charging still works.
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Failed LED driver or display module, Loose ribbon cable between display and control board, Moisture damage to front panel, Partial failure of low‑voltage supply to UI
How to Fix / Troubleshooting
Safety first: Turn off power before removing the front panel.
- Check connections: Reseat the ribbon cable or connector between the display/LED board and the main control board.
- Inspect for moisture: Look for condensation or corrosion on the UI board; dry and clean if minor.
- Test operation via app: If the app still shows correct status, the issue is limited to the UI hardware.
- Replace UI module: If flickering or blank display persists, replace the display/LED board as a unit.
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Repair Difficulty
Medium
3/5
Required Part
Display / LED Board
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