Goods Scene Troubleshooting
iRobot Charging Error 9 – Permanent battery fault
Charging Error 9 indicates that the robot has detected a permanent battery fault.
Issue meaning
What this issue means
Charging Error 9 indicates that the robot has detected a permanent battery fault.
Start here
First checks
Remove the battery from the robot for at least 15 minutes, then reinstall it securely and retry charging. Confirm that an authentic iRobot lithium-ion battery is installed.
Inspection
Area to inspect
Battery pack, battery seating and battery contacts.
Goods Scene guidance
What to do next
If the error remains after the battery reset and reseating procedure, the battery may require replacement; confirm the battery before diagnosing the robot’s charging electronics.
Practical guidance is kept separate from manufacturer wording.