Goods Scene Troubleshooting
iRobot AutoWash Dock Error 451 — clean-water level low
The dock reports insufficient clean water for the requested washing or refill operation.
Issue meaning
What this issue means
The dock reports insufficient clean water for the requested washing or refill operation.
Start here
First checks
Fill the clean-water tank to the appropriate level, seat it correctly in the dock, and retry.
Inspection
Area to inspect
Clean-water tank, water level and tank seating.
Goods Scene guidance
What to do next
If the tank is full but the error remains, inspect level sensing or tank detection rather than the pump first.
Practical guidance is kept separate from manufacturer wording.