E005
EVBox Overcurrent / Output Overload Protection

Charger shows E005; charging stops shortly after starting or will not start at all.

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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 configured limit, Incorrect current configuration in EVBox firmware, Faulty current sensor on power board, Partial short in output wiring or connector

How to Fix / Troubleshooting

Safety: Overcurrent can overheat wiring. If you smell burning or see discoloration, stop using the charger and switch off the breaker immediately.

  • Check configuration: Using the EVBox app or installer interface, verify that the maximum charging current is correctly set for the circuit breaker rating (e.g., 16 A on a 16 A circuit). Correct any misconfiguration.
  • Test with another vehicle: If possible, connect a different EV to see if E005 occurs. If only one vehicle triggers the error, the issue may be with the car's onboard charger.
  • Inspect connector and cable: Look for melted plastic, discoloration, or hot spots on the Type 2 plug and cable. Any sign of overheating requires cable replacement.
  • Internal inspection (qualified): With power off, open the EVBox and inspect the current sensor (often a current transformer or shunt on the power board) and surrounding wiring for burn marks or loose connections.
  • If E005 persists with normal configuration and no visible damage: The current sensor or power board is likely defective and should be replaced by a certified technician.
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Repair Difficulty

Hard 4/5

Required Part

EVBox Power Board with Current Sensor
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