How To Clean Dishwasher Drain Hose May 2026

That musty smell coming from your dishwasher? Dishes not drying properly? Standing water at the bottom after a cycle? The culprit might not be the filter—it’s likely the drain hose . This corrugated tube connects your dishwasher to the sink drain or garbage disposal, and over time, it traps grease, food scraps, and soap scum. Here’s how to clean it in 5 steps.

Don’t Let a Gunked-Up Hose Ruin Your Dishes: How to Clean Your Dishwasher Drain Hose how to clean dishwasher drain hose

Prevent future clogs by running your garbage disposal before starting the dishwasher (if connected to one) and scraping large food scraps off plates instead of rinsing them. That musty smell coming from your dishwasher

Remove the kickplate panel at the bottom front of the dishwasher. Locate the drain hose—it runs from the dishwasher’s pump to the sink’s drainpipe or disposal. Place your bucket and towels underneath to catch water. The culprit might not be the filter—it’s likely

Using pliers, loosen the clamp on the hose at the sink connection (not the dishwasher side, if possible). Pull the hose off carefully. Tip: Plug the sink drain so small parts don’t fall in.

A clean drain hose means fresher dishes, no standing water, and a longer life for your machine. Tackle this every 6–12 months and you’ll avoid a pricey service call.