How Do You Unblock A Dishwasher [repack] (2026)

Over 80% of drainage issues are caused by a dirty filter. Modern dishwashers have a self-cleaning filter, but it still needs manual help.

| Symptom | Likely Culprit | Solution | | :--- | :--- | :--- | | Standing water, no noise | Dirty filter | Clean the bottom filter mesh | | Standing water, humming sound | Jammed pump impeller | Remove glass or toothpick from impeller | | Water drains very slowly | Kinked or blocked drain hose | Straighten hose or flush with water | | Water leaks onto countertop | Blocked air gap | Remove cap and clean with a brush | | Sink backs up when dishwasher runs | Main sink drain clog | Call a plumber | how do you unblock a dishwasher

Are you tired of dealing with a clogged dishwasher? Don't worry, we've got you covered! A blocked dishwasher can be frustrating, but it's often an easy fix. In this post, we'll walk you through the common causes of a blocked dishwasher and provide a step-by-step guide on how to unblock it. Over 80% of drainage issues are caused by a dirty filter

Under the dishwasher. You will need to access the bottom front panel. Don't worry, we've got you covered

If the filter is clean but water remains, the hose that carries water to your sink’s drain is likely blocked.