Robot vacuum reports C11 and stops; may say 'Please check the gyroscope' or 'Navigation error'.

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.

Possible Causes

Internal gyroscope failure, Loose IMU connector, Severe impact causing calibration loss, Main board fault

Safety first: Turn the robot OFF.

Power cycle and rest: Leave the robot powered off on a level surface for 5–10 minutes, then power it back on.
Update firmware: Use the Ecovacs app to check for and install any firmware updates that may address navigation issues.
Avoid strong magnetic fields: Move the robot away from large speakers or magnets and retest.

If C11 persists: The IMU/gyroscope module or main control board likely needs replacement. This is an advanced repair.

Professional Required 5/5

IMU / Gyroscope Module or Main Control Board

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