Goods Scene Troubleshooting
iRobot Roomba Combo j Series – Error 1015 — tank fluid-level sensor error
The water tank's fluid-level sensing system is reporting an error.
Issue meaning
What this issue means
The water tank's fluid-level sensing system is reporting an error.
Start here
First checks
Remove and reinstall the tank, verify the tank is not damaged and is filled normally, clean/dry the tank interface, reboot and retry.
Inspection
Area to inspect
Water tank fluid-level sensing and tank-to-robot interface.
Goods Scene guidance
What to do next
Persistent Error 1015 with a known-good correctly installed tank points toward the tank sensor or its electrical interface.
Practical guidance is kept separate from manufacturer wording.