Error 11
Wallbox Connector Locking Mechanism Fault

Wallbox indicates 'Error 11'; charging is disabled and app may mention 'lock' or 'access' issues.

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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

Stuck mechanical lock pin in socketed Wallbox models, Failed lock motor/solenoid, Faulty lock position sensor, Obstruction in connector latch area

How to Fix / Troubleshooting

Safety first: Do not force the connector out of the socket. Turn off power at the breaker before attempting mechanical work.

  • Check for physical obstruction: Inspect the connector and socket area for foreign objects, ice, or debris preventing the lock from moving. Gently remove any obstruction.
  • Attempt controlled unlock: Use the Wallbox app or RFID card to send an unlock command. Listen for the lock motor. If it hums but does not move, the mechanism may be jammed.
  • Manual release (if provided): Some Wallbox models include a manual release for the lock. Follow the user manual to operate it and free the connector.
  • Internal inspection (qualified technician): With power off, open the unit and locate the lock motor/solenoid and position sensor. Check wiring connections and look for mechanical damage or misalignment.
  • Lubrication and replacement: Apply a small amount of appropriate plastic‑safe lubricant to the lock mechanism if it is dry or sticking. If the motor or sensor has failed, replace the locking assembly.

Do not bypass the locking mechanism permanently; it is a safety feature. If Error 11 persists, have the lock assembly serviced or replaced.

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Repair Difficulty

Medium 3/5

Required Part

Connector Locking Assembly
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