The middle spray arm is blocked by items in the dishwasher.
Open the dishwasher door and rearrange the items that are blocking the spray arm.
The dishwasher display shows Spray arm (middle).
Open the dishwasher door and rearrange the items that are blocking the spray arm.
Turn off the dishwasher.
Remove the spray arm as follows:
Push the middle spray arm upward to engage the ratchet (1).
Unscrew the spray arm (2).
Use a pointed object to push food particles that are stuck in the spray arm jets into the spray arm.
Rinse the spray arm thoroughly under running water.
Reinstall the spray arm. Check that the spray arm can be rotated freely.
If the fault persists, please contact Miele Service or book a repair appointment online.