Common Dishwasher Leaks and How to Stop Them
September 10, 20266 min readDishwasher
Learn about common dishwasher leaks and how to fix them with simple tips.

Understanding Common Dishwasher Leaks
Dishwashers are a household essential, saving time and effort in our busy lives. However, a leaky dishwasher can quickly lead to frustration and potential damage. Knowing the common sources of leaks can help you tackle them effectively before calling in professionals.1. Door Seal Issues
One of the most frequent causes of dishwasher leaks is a worn-out door seal, also known as a door gasket. If you notice water pooling around the bottom of your dishwasher, it could mean the gasket is cracked or dirty, hindering its ability to create a proper seal.Troubleshooting Steps:
- Inspect the door seal for cracks or tears.
- Clean the seal with warm, soapy water to remove any debris that may prevent sealing.
- If damaged, consider replacing the gasket, which can often be ordered online or at local appliance part stores.
2. Clogged Drainage System
If your dishwasher is leaking from the bottom, it might be due to a clogged or damaged drainage system. Food particles or debris could obstruct the drain, causing overflow during cycles.
Troubleshooting Steps:
- Check and clean the filter located at the bottom of the dishwasher.
- Inspect the drainage hose for kinks or blockages.
- Ensure the sink drain isn’t clogged, as it can affect dishwasher performance.
3. Faulty Water Inlet Valve
The water inlet valve controls the flow of water into your dishwasher. If it's faulty or stuck, it could allow water to leak continuously.
Troubleshooting Steps:
- Check for visible leaks from the inlet valve, usually located at the back of the appliance.
- Test the valve with a multimeter to see if it's functioning correctly.
- If defective, replacing the inlet valve can resolve leakage issues.
4. Tub Cracks
Over time, the dishwasher tub can develop small cracks due to wear and tear, leading to unexpected leaks.
Troubleshooting Steps:
- Visually inspect the interior of the tub for cracks or damage.
- If you find any, consider using a plumbing epoxy to seal small cracks, but for larger issues, you may need a professional to help replace the tub.
5. Dishwasher Leveling
An improperly leveled dishwasher can also cause leaks, especially during cycles that involve draining.
Troubleshooting Steps:
- Check that the dishwasher is level using a bubble level tool.
- Adjust the feet of the appliance until it sits evenly on the floor.
When to Call a Professional
If you’ve attempted these steps and your dishwasher continues to leak, it might be time to call a professional technician. At Decatur Solution Works, we’re here to help you resolve your appliance issues efficiently and effectively. Whether you need a quick fix or a thorough inspection, call us at 678-525-0474 for expert service in Decatur, Stone Mountain, Lithonia, Tucker, Conyers, and surrounding DeKalb County areas.
