There will probably be a cylindrical, detachable filter through which all of the water drains. In order to access the filter, remove the bottom rack, then twist out the filter. Wash the filter with soap and hot water in your sink. It may be difficult to reach all of the interior sections of it with a rag, so you may want to use a bottle brush.

Remove all racks from the inside of the dishwasher. These will only get in your way when washing the interior of the dishwasher. Use a rag or brush and hot soapy water to scrub out the interior of the dishwasher. If grime has accumulated and is not easy to remove, consider also using some kitchen-safe household cleaners to help you scrub it out.

Make sure the dishwasher is empty when you attempt to clean it in this way. If you don’t like the smell of vinegar, add a few drops of an essential oil to the vinegar. [4] X Research source

Many dishwasher manuals are also available online for free. Websites such as ManualsOnline. com and ManualsLib. com are just a few of the many sites that have downloadable manuals for a variety of home appliances.

If the dishwasher can be pulled away from the wall, do so to check the hose. Most other dishwashers will be located next to the kitchen sink will have drain hoses that connect to the same kitchen drain pipe. You can detach the hose at whichever end is easier to access in order to inspect it.