The sensor is dirty.
![](https://cweb.miele.com/miga/All/7510065163__Print_All.png)
Carefully clean the sensors on the bottom of the robot vacuum cleaner using a cotton wool bud.
Fault F2 appears on the robot vacuum cleaner display.
Carefully clean the sensors on the bottom of the robot vacuum cleaner using a cotton wool bud.
Change the Climb mode from “high” to “low”.
If the fault persists, please contact us or book a repair appointment online.