E06
Lectron Overcurrent / Output Overload Fault

Lectron EV charger displays E06 and stops charging; may occur after some minutes of operation.

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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

Vehicle drawing more current than Lectron unit is rated for, Faulty current sensor on main board, Loose or undersized supply wiring causing misread current

How to Fix / Troubleshooting

Safety first: Turn OFF the breaker before opening the unit. Do not increase breaker size beyond Lectron’s specifications.

  • 1. Verify charger rating vs. vehicle setting: Check the Lectron charger’s maximum current (e.g., 32 A, 40 A). If your EV or app allows setting charge current, ensure it does not exceed the charger’s rating.
  • 2. Check for overheating wiring: With power OFF, inspect supply wires and terminal block for discoloration or melted insulation. Overheating can cause resistance and false overcurrent readings.
  • 3. Confirm breaker size: Ensure the breaker matches the Lectron unit’s required circuit (e.g., 40 A breaker for 32 A EVSE). Oversized breakers are unsafe and can lead to damage.
  • 4. Test with another vehicle: If possible, charge a different EV. If E06 only occurs with one vehicle, the vehicle’s onboard charger may be malfunctioning and drawing excessive current.

Resolution: If wiring and breaker are correct and the fault occurs with multiple vehicles, the internal current sensor or main control board is likely defective. Replacement of the main control board by a qualified technician is recommended.

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Repair Difficulty

Hard 4/5

Required Part

Lectron Main Control Board with Current Sensor
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