Your Dishwasher Has a “Secret” Filter You’ve Probably Never Cleaned — Here’s How to Find It

If your dishwasher has started smelling a little off, leaving behind bits of food, or just doesn’t seem to clean as well as it used to, there’s a good chance something inside it is being overlooked.

And for a lot of people, it’s not obvious at first. Most of us tend to assume that dishwashers more or less take care of themselves. You load them, add detergent, run a cycle, and expect everything inside to come out clean. So when that starts to change, it’s easy to blame the detergent, the water, or even the dishes themselves.

But small signs usually show up before people realize something’s wrong. Maybe your glasses start coming out cloudy. Maybe your plates still have tiny bits of residue on them. Maybe there’s a damp, musty smell every time you open the door — even when the dishwasher looks clean from the outside. That’s usually a sign that buildup is collecting somewhere it shouldn’t be.

The good news is that this is often a very fixable problem. And once you know where to look, it’s one of those dishwasher issues that suddenly makes a lot more sense.

The “secret” filter is usually much easier to find than people expect. In most dishwashers, it’s located at the very bottom of the tub, underneath or near the lower spray arm. To check, all you usually need to do is pull out the bottom rack and look down into the base of the machine.

You’re typically looking for something like a:

• round cap
• mesh cylinder
• twist-lock insert
• or a removable screen-like piece

On many models, it blends in so well with the base that people simply never notice it unless they’re specifically looking for it. And that’s exactly why it gets ignored. Its job is to catch leftover food and debris before that material gets pushed back onto your dishes or deeper into the dishwasher’s system. Which is helpful — but it also means it can end up collecting grease, soft food scraps, sauce residue, seeds, and all kinds of unpleasant buildup over time.

So if your dishwasher has started feeling “off,” this hidden filter is one of the first places worth checking.

Cleaning the filter is usually much simpler than people expect, and in most cases it only takes a few minutes. Start by sliding the bottom rack all the way out so you have clear access to the floor of the dishwasher. If your model has a removable filter, it will often unlock with a simple twist and lift right out. Once it’s out, take it to the sink and rinse it under warm running water.

If there’s visible grime or greasy buildup stuck to it, use a soft sponge, a little dish soap, or even an old toothbrush to gently clean it. You don’t need to scrub aggressively — just enough to remove whatever has collected there. It’s also a good idea to quickly wipe around the area where the filter sits, since food and residue can settle there too. Once everything looks clean, place the filter back exactly the way it came out and make sure it locks into place properly. That’s it.

No complicated tools, no deep repair, and no need to take the dishwasher apart.

How often you should clean your dishwasher filter really depends on how often you use the machine. If your dishwasher runs regularly — especially in a busy household — cleaning the filter about once a month is a smart habit. If you use it less often, you may only need to do it every couple of months. But even if you don’t stick to a schedule, your dishwasher will usually give you signs when it’s time.

A few common ones include:

• a musty smell
• cloudy glasses
• dishes that don’t feel fully clean
• bits of food left behind
• or slow draining at the bottom

That’s usually your cue that something is building up where it shouldn’t be. The nice thing about this fix is that it’s small, simple, and surprisingly effective. A lot of people spend time changing detergent brands or running extra cycles when the real issue is just one part they didn’t know was there.

And once you clean it once, it becomes one of those things you’ll probably never forget again.

Source: https://www.tips-and-tricks.co/cleaning/dishwasherclean/