The lower spray arm is blocked or the jets of the lower spray arm are clogged.
The AutoDos function is automatically deactivated during the program sequence because the AutoDos detergent outlet cannot be completely flushed out.
Turn the dishwasher off and back on again.
Messages appear in the display.
Check that the lower spray arm is able to rotate freely and rearrange the items in the dishwasher if they are blocking the spray arm.
Clean the lower spray arm as follows:
Remove the lower basket.
Rotate the screw thread of the lower spray arm counterclockwise and pull the spray arm upward to remove .
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 lower spray arm and ensure that the filter combination lies flat in the base of the wash cabinet.
Rotate the screw thread of the lower spray arm clockwise until the arrow in the viewing window points to the lock symbol.
Check that the spray arm can be rotated freely.
Select OK to confirm each message.
Restart the program.