Xiaomi
Power Interruption or Overheating Shutdown
Robot vacuum randomly reboots or shuts down during cleaning without any specific error code.
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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 battery connector, Aged battery with voltage drops, Overheating mainboard, Short in motor or wiring harness
How to Fix / Troubleshooting
Safety first: Turn off the robot and remove it from the dock. Do not continue using if there is a burning smell.
- 1. Check for overheating:
- Allow the robot to cool for 30 minutes.
- Ensure vents and fan inlets are not blocked.
- 2. Inspect battery connection (advanced):
- Remove the bottom cover and check that the battery connector is firmly seated.
- 3. Replace old battery:
- If the robot is several years old and runtime has decreased, replace the battery pack.
- 4. Inspect wiring:
- Look for pinched or damaged wires near the wheels, brushes, and mainboard.
- 5. If random shutdowns persist:
- The mainboard may have a failing regulator or power IC; replace the mainboard.
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Repair Difficulty
Hard
4/5
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