Error forty three (43) means Roomba i Series is stuck in the infrared (IR) beam of a Virtual Wall® or Home Base®. Move Roomba® to a new location, and then press CLEAN to restart.
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If you have multiple Virtual Walls® facing each other, Roomba® may experience issues with navigation. Please adjust your Virtual Walls® to ensure they're not directed at each other.
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If this error occurs near the Home Base®, ensure it is in a clear, uncluttered environment with sufficient space on all sides. Reposition the Home Base® if the error persists.