Run a rinse cycle. If the water drains, you’re done. If not, move on.
A full or clogged disposal can back up into the dishwasher. how to clear clogged dishwasher drain
If all else fails, it may be time to call a professional plumber to diagnose and fix the issue. Run a rinse cycle
In 9 out of 10 cases, the clog is either a dirty filter, a blocked air gap, or a gunked-up drain hose. Work through the steps in order, and you’ll likely save $150–$300 on a service call. Happy (and draining) dishwashing! A full or clogged disposal can back up into the dishwasher
If your dishwasher has a filter, check it first. Remove any large debris and wash the filter with soap and warm water. Replace the filter and run a cycle to see if the clog is cleared.
Sometimes a "clog" is just an interrupted cycle. Try a hard reset or run a drain cycle first. 2. Clean the Filtration System