| Symptom | Indication | | :--- | :--- | | Standing water at the bottom of the tub after a cycle | Classic sign of complete or near-complete blockage. | | Gurgling or humming sound (drain pump running but no water movement) | Pump is running dry or impeller is blocked by debris. | | Slow drainage (water recedes over several minutes) | Partial clog; often precedes a complete blockage. | | Water leaking from the air gap fixture on the sink | Blockage downstream of the air gap. | | Unpleasant, rotten odor from the dishwasher | Decomposing food trapped in the hose or filter. | | Water backing up into the sink when dishwasher drains | Severe clog in the main sink drain or disposal. |
: Call one if you suspect the drain pump is broken or the drain valve is stuck. dishwasher drain pipe clogged
Food particles are redeposited on your "clean" dishes. | Symptom | Indication | | :--- |
Disconnect the hose from the sink drain or disposal and check for clogs at the connection point. | | Water leaking from the air gap