Miele Dishwashing | Rattling/knocking noises can be heard in the dishwasher’s wash cabinet.

Dishware is not secure in the wash cabinet.

Carefully open the door and rearrange the wash items so that they sit securely.

Carefully open the door and rearrange the wash items that are obstructing the spray arm.

Remove the foreign objects from the drain pump as follows:

Disconnect the dishwasher from the power supply. To do this, turn off the dishwasher and unplug the electrical plug.
Rotate the screw thread of the lower spray arm counterclockwise  (when viewed from above). Pull the spray arm upward  to remove it.
Before removing the filter combination, remove any coarse soiling to prevent it from entering the circulation system.
Remove the filter combination.
Press the catch of the drain pump cover inward .
Tip the cover inward until it is released .
Rinse the cover thoroughly under running water. Remove all foreign objects.
The drain pump (see arrow) is underneath the cover.
Risk of injury from glass splinters.
It is especially difficult to see glass splinters in the drain pump.
Take care when cleaning the drain pump.
Carefully remove any foreign objects from the drain pump. Check the drain pump impeller by manually turning it. You will feel a little resistance when you turn the impeller.
Reinstall the cover by pushing down.

Ensure that the catch engages correctly.

Damage due to incorrect cleaning.

The components are delicate and can be damaged during cleaning.

Take care when cleaning the drain pump.