What to do if the dishwasher leaks?

Author: Matilda Eichmann  |  Last update: Saturday, January 3, 2026

Check to see if the gasket is soiled, loose or damaged.
  1. If the gasket is soiled, it can be cleaned with mild soap, water and a sponge.
  2. If the gasket is loose, secure it back into place.
  3. If the gasket is damaged, you will need to replace it.

Why is my dishwasher leaking from the underneath?

Dishwashers can leak from the bottom due to various reasons, such as a faulty water inlet valve, a clogged filter, a damaged door panel seal, or a broken water pump system. Identifying the specific cause is crucial for effective repair.

Who to call if the dishwasher leaks?

Dishwasher repair may require a plumber or an appliance repair specialist, depending on what the problem is. Many people may try diagnosing and fixing a dishwasher problem themselves; however, calling a repair person will increase the longevity of the dishwasher and make sure it's functioning the way it should be.

Is it worth fixing a leaking dishwasher?

So, is it worth repairing? If your dishwasher is within the five-year limit, it's definitely worth fixing. But if your dishwasher is closer to ten years, finding replacement parts might be too expensive, so you'd be better off replacing your machine.

Why is my dishwasher leaking water when its off?

If you find water filling the dishwasher with the supply turned off, then the problem is with the drain line. The drain needs to be attached to the underside of the counter or connected through an air gap at the sink to minimize the risk of water from the drain backing up and into the dishwasher.

Top 5 Reasons Dishwasher Leaks — Dishwasher Troubleshooting

How to fix a leaky dishwasher?

How to fix dishwasher leaking from damaged latch or gasket
  1. Check to see if the latch is bent or loose. If the latch is loose, use a screwdriver to tighten it into place. ...
  2. Check to see if the gasket is soiled, loose or damaged. ...
  3. In some cases, the door screws can become loose preventing the gasket from sealing.

How to unclog a dishwasher drain?

A mixture of equal parts baking soda and vinegar may unclog dishwasher drains. Pour the solution into the basket at the bottom and let it sit for 15 minutes. Then, pour hot water down the basket and run the rinse cycle.

What is the life expectancy of a dishwasher?

The average life of a dishwasher is about ten years. 1 With extreme exposure to high-pressure water, acidic foods, and harsh cleaners, dishwashers can wear down even faster. "The usual lifespan is ten years.

How much does it cost to fix a leaking dishwasher?

The national average range for dishwasher repairs is between $100 and $300, with most homeowners spending around $200 to fix a leaky dishwasher. Some jobs are much cheaper, such as replacing a worn seal, and cost approximately $50. Other parts can be much more expensive like a replacement motor, which costs up to $600.

Is it cheaper to fix a dishwasher or buy a new one?

More complex problems or major component damage, however, could push the cost to $500 or more, depending on the type of repair and price of replacement parts. If the quoted repair costs approach the price of a new dishwasher of similar quality, it's probably a better use of your money to buy a new one.

Can a clogged sink cause a dishwasher to leak?

Sometimes, though, a clogged drain or other operation issue may result in water from the sink draining into the dishwasher. This could lead to some plumbing issues, most notably an overflow/leak from the dishwasher. It is also a health hazard, so you want to take care of this problem pronto.

Does homeowners insurance cover damage from leaking dishwasher?

Your home insurance will cover the water damage caused by the mishap, but it typically won't cover the cost of repairing or replacing the dishwasher as home insurance isn't intended to protect against wear and tear. However, a home warranty may cover the cost to repair or replace an appliance.

Who installs a dishwasher, plumber or electrician?

Let's cut right to the chase. Yes, plumbers do install dishwashers! And, you should call a plumber to install your new dishwasher.

What is the average price for a dishwasher?

A new dishwasher costs $400 to $1,200 on average for a standard 24" wide built-in model. Small dishwasher prices are $250 to $500 for countertop models. The cost of a dishwasher depends on the type, size, and brand.

Why is there water in the bottom of my dishwasher?

Occasionally, a dishwasher may have standing water remaining if the cycle has been interrupted before the draining process has been completed. Excessive standing water that fills the bottom of your dishwasher after a complete wash cycle is likely due to a clog in the drain or nearby garbage disposal.

How do I know if my dishwasher gasket is leaking?

If you notice puddles of water on the floor around your dishwasher each time it has finished running, chances are a faulty gasket is at play. The same is true if you have noticed water dripping or dribbling out of the machine while it is running.

Why is my dishwasher leaking from underneath?

If you find that your dishwasher is leaking from the bottom, this is most likely due to a leaky gasket and can be indicated by water on the floor in front of the dishwasher. If you notice that the dishwasher is leaking from underneath, you could also have a cracked hose or faulty valves connection issue.

Is it worth trying to repair a dishwasher?

Compare the cost of the repair to the cost of purchasing a new dishwasher. Chances are that the repair will be less but may not be worth the cost. A repair that costs less than 50% of the price of a new model is a general rule. If it's more than that, you may want to consider getting a new model.

How do I stop my dishwasher from leaking?

Oftentimes, leaks can be caused by a damaged or worn-out door seal. If the seal is damaged, it will need to be replaced. You can purchase a new door seal at most hardware stores. Once you have a new door seal, simply remove the old one and replace it with the new one.

What is the most common failure on a dishwasher?

Issues like leaks, poor drainage, unclean dishes, foul odors and overall appliance operation, though infrequent, can be the most common problems with a dishwasher that isn't operating properly. In some cases, you can resolve these issues with a little elbow grease and the help of your product manual.

Should I really run my dishwasher every night?

Note: For fire safety reasons, only run appliances like dishwashers while you're home, and try to avoid running them when you're sleeping. If you're not a night owl, consider running the machine early in the morning before you go to work to still snag the cost savings.

Which brand of dishwasher lasts the longest?

On the other hand, you can get an idea of how long a new dishwasher will last by checking its manual. Bosch, KitchenAid, Whirlpool, and Samsung can last up to ten years. Frigidaire, Kenmore, and Electrolux can operate for more than ten years. Miele can work for up to 20 years.

How do I know if my dishwasher drain hose is clogged?

Signs Of A Clogged Dishwasher Drain Hose
  1. Odd Gurgling Sounds.
  2. Water Is Backed Up.
  3. Slow Drainage.
  4. Dishes Are Dirty.
  5. Standing Water.
  6. Preventing Dishwasher Clogs.
  7. First Class Plumbing With Art Plumbing, Air Conditioning & Electric.

Will boiling water unclog the dishwasher?

Pour Boiling Water: This is an excellent way to unclog your dishwasher and help break up any built-up grease that causes a clogged dishwasher drain. Fill a pot with boiling water and pour it over the dishwasher drain. Let it sit for 10-15 minutes before running a cycle.

How do I know if the pump has gone on my dishwasher?

The motor drives an impeller to force water out of the drain hose. If the motor runs during the drain cycle, check for a blockage in the drain line. If the motor won't run during the drain cycle or if it just hums when it should be running, the pump and motor assembly might need to be replaced.

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