Hyundai
Internal Component Overheating / Burnout
Charger emits a burning smell or visible smoke during or after a charging session.
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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 power semiconductor on power board, Overheated terminal block, Shorted MOV or SPD, Melted insulation on internal wiring
How to Fix / Troubleshooting
Safety first: Immediately stop charging, turn off the breaker, and do not use the charger until inspected. If fire is present, call emergency services.
- Do not open while hot: Allow the unit to cool completely before any inspection.
- Visual inspection: Once cool and with power OFF, open the housing and look for charred components, melted plastic, or soot.
- Do not attempt temporary repairs: Burned components indicate serious failure.
- Professional service: Have a qualified technician assess the damage. Typically, the entire power board and any affected wiring must be replaced.
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Repair Difficulty
Professional Required
5/5
Required Part
Power Board Assembly / Terminal Block
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