Error eleven (11) means the Roomba (e or i series) vacuum is experiencing insufficient airflow.
- It is recommended that you clean or replace the bin filter. Then try to run the robot again.
- If the error persists, please reboot the robot by holding the clean button for about twenty (20) seconds. Doing so should clear the error from the robot's memory.
- If the error persists after replacing the bin filter and rebooting the robot, the Cleaning Head Module will need to be replaced.
If you need to purchase a new Cleaning Head Module, please visit the iRobot Store - Parts and Accessories or use an authorized retailer to order a part. If you believe you're in warranty, please contact iRobot Customer Care.
For expedited service, please have the following ready: