How to Clean Your LG Dishwasher Filter: A Step-by-Step Guide

Is your LG dishwasher not cleaning dishes as effectively as it used to? The problem might be a clogged or dirty filter. Regular maintenance of your dishwasher’s filter is essential for optimal performance and cleaner dishes. In this guide, we’ll walk you through the process of cleaning your LG dishwasher filter to ensure your appliance functions at its best.

Your LG dishwasher is a workhorse in your kitchen, making meal cleanup a breeze. However, over time, the dishwasher’s filter can become clogged with food particles, debris, and grease, leading to reduced cleaning efficiency. To maintain sparkling dishes, it’s crucial to regularly clean the dishwasher filter.

Why Cleaning the Dishwasher Filter is Important

The dishwasher filter prevents food particles and debris from recirculating onto your dishes during the wash cycle. A clogged filter not only compromises cleaning performance but also leads to unpleasant odors and potential damage to the dishwasher’s internal components. By cleaning the filter, you’ll ensure a thorough clean for your dishes while prolonging the lifespan of your appliance.

Tools and Materials You’ll Need

Before you begin, gather the following items:

  • Soft-bristle brush
  • Microfiber cloth
  • Warm, soapy water
  • Vinegar
  • Small scrubbing brush
  • Container for filter parts

Having these tools handy will make the cleaning process more efficient.

Step-by-Step Guide to Cleaning the LG Dishwasher Filter

1. Removing the Bottom Rack

To access the filter, start by pulling out the bottom rack of the dishwasher. This step will give you the necessary space to work.

2. Locating and Accessing the Filter Assembly

The filter assembly is typically located at the bottom of the dishwasher, near the spray arm. It may have a cylindrical or flat appearance, depending on the model. Once located, gently twist or lift the filter assembly to remove it.

3. Removing the Filter Assembly

With the filter assembly out of the dishwasher, disassemble its components. This may include a coarse filter, fine filter, and mesh. Carefully remove each part and set them aside.

4. Cleaning the Filter Components

Rinse the filter components under running water to remove loose debris. Then, soak them in warm, soapy water for about 10 minutes. Use a soft-bristle brush or a small scrubbing brush to gently remove stubborn residues.

5. Reassembling the Filter

After cleaning, ensure all parts are thoroughly dry before reassembling the filter assembly. Follow the manufacturer’s instructions to correctly position each part.

6. Returning the Bottom Rack

With the filter assembly back in place, slide the bottom rack back into the dishwasher.

How Often Should You Clean the Filter?

Cleaning the filter once a month is generally recommended, but the frequency might vary based on your dishwasher usage and the type of food you regularly wash off your dishes.

Signs of a Clogged Filter

If you notice water pooling at the bottom of the dishwasher, dishes not coming out clean, or a foul smell during or after a wash cycle, it’s likely that your dishwasher filter is clogged and needs cleaning.

Tips for Maintaining a Clean Dishwasher

  • Scrape Off Large Food Particles: Before loading dishes, scrape off excess food to prevent filter clogs.
  • Run Hot Water Before Starting: To ensure proper cleaning, run hot water at the sink faucet before starting the dishwasher.
  • Use High-Quality Detergent: Quality detergent helps prevent residue buildup.

Common Mistakes to Avoid

  • Using Regular Soap: Regular dish soap can create excessive suds and damage your dishwasher.
  • Neglecting the Filter: Regular filter cleaning is essential for optimal performance.
  • Overloading the Dishwasher: Overloading can lead to poor cleaning results and filter blockages.

Troubleshooting Other Dishwasher Issues

1. Cloudy Glassware

Cloudy glassware often results from hard water mineral deposits. Use a rinse aid and choose a high-temperature wash cycle to help prevent this.

2. Foul Odors

To eliminate odors, clean the filter regularly and run an empty dishwasher cycle with a cup of white vinegar placed on the top rack.

3. Inadequate Cleaning

If dishes aren’t coming out clean, ensure proper loading and avoid blocking spray arms. Consider using dishwasher cleaner periodically.


A clean dishwasher filter is key to maintaining your LG dishwasher’s top-notch performance. By following this step-by-step guide, you can ensure cleaner dishes and a more efficient appliance.


  1. Can I use regular soap to clean the filter?
    • No, regular soap can create excessive suds. Stick to warm, soapy water.
  2. Do I need to clean the filter if I have a newer LG dishwasher model?
    • Yes, regardless of the model, regular filter cleaning is essential for optimal function.
  3. Is it normal for the filter to have a slight odor even after cleaning?
    • Yes, but running an empty cycle with vinegar can help eliminate the odor.
  4. Can I run the dishwasher without the filter?
    • No, the filter is essential for preventing debris from recirculating onto dishes.
  5. What should I do if my dishes still aren’t coming out clean after cleaning the filter?
    • Ensure proper loading, avoid overloading, and consider using a dishwasher cleaner periodically.
Click to rate this post!
[Total: 0 Average: 0]