Error 9, Roomba® 100/1000, 200/2000, Plus 400, Plus 500, Plus 600, Max 700, and Max 800 Series

Error nine (9) means your robot's bumper is stuck and is not moving freely. Gently tap both sides of the bumper several times to shake out any debris that may be trapped underneath. Then try running the robot again.

For Max 700 Series only

Click here to check for a dislodged bumper

Check to see if one or both sides of the robot's front bumper are sticking out. If so, follow the steps below to fix this.

 

1. Re-install the top of the bumper first. Lift the top edge of the dislodged bumper over the tab and post

Bad Bumper	Good Bumper

2. After re-installing the top of the bumper, align the bottom of the bumper as well.

3. Support the robot on its side and snap in the bottom of the bumper by striking the bumper with the heel of your hand.

4. Re-installing the bumper should resolve the error 9. Please try running your robot again. 

 

Note: Do not spray cleaning solution or water onto the sensors or sensor openings.

If the message persists, contact iRobot Customer Care.

For expedited service, please have the following ready:

• Your robot charged and with you

• Your robot's Serial number

• For warranty claims: Proof of purchase (receipt or invoice for purchase from an authorized retailer)