Ford
Internal Power Supply Interruption
Ford EV charger intermittently loses power or reboots during charging sessions without tripping the breaker.
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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
Loose internal low-voltage connector, Failing internal power supply module, Overheating of power supply due to blocked ventilation, Vibration or thermal cycling causing intermittent contact
How to Fix / Troubleshooting
Safety first: Turn OFF the breaker before opening the charger.
- 1. Check ventilation: Ensure vents are clear and the charger is not installed in a confined, hot space.
- 2. Reseat connectors: Inside the charger, reseat connectors between the power supply module and the main control board.
- 3. Inspect for discoloration: Look for browning around the power supply area, which may indicate overheating.
- 4. Replace power supply module: If reboots continue, the internal low-voltage power supply may need replacement by a technician.
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Repair Difficulty
Hard
4/5
Required Part
Internal Low-Voltage Power Supply Module
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