Xiaomi Mapping Inaccuracy or Sensor Interference

Robot vacuum maps rooms incorrectly or creates distorted maps, overlapping walls, or missing areas.

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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

Dirty LDS window or camera lens, Highly reflective or dark floors, Moving furniture during mapping, Faulty navigation sensor

How to Fix / Troubleshooting

Safety first: Keep the robot away from stairs while testing mapping.

  • 1. Clean navigation optics:
    • Wipe the LDS turret window or camera lens with a microfiber cloth.
  • 2. Optimize mapping run:
    • Open doors and remove temporary obstacles.
    • Avoid moving furniture during the initial mapping run.
  • 3. Control lighting:
    • Reduce direct sunlight on shiny floors.
  • 4. Reset map:
    • Delete the map and perform a full mapping run from the dock.
  • 5. If maps remain distorted:
    • The LDS or camera module may be misaligned or faulty; inspect mounting and replace if necessary.
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Repair Difficulty

Medium 3/5

Required Part

Navigation Sensor (LDS or Camera Module)
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