Keeping your Bosch dishwasher in top condition requires regular filter cleaning. Over time, food, grease, and minerals can build up. This can cause bad smells, poor cleaning, and even drainage problems.
Use this simple guide to clean your Bosch dishwasher filter. This will help your dishwasher work better.
Why Cleaning Your Bosch Dishwasher Filter is Essential?

Your dishwasher filter is key. It traps food bits and stops clogs. If it gets too dirty, you may experience:
- Reduced Cleaning Efficiency: A clogged filter stops water from flowing well, so dishes get dirty.
- Unpleasant Odors: Food bits in the filter break down, leading to bad smells in your dishwasher.
- Drainage Problems: A dirty filter can cause water to drain poorly, resulting in standing water in the dishwasher.
- Possible Damage: Ignoring maintenance can stress the pump and motor, leading to expensive repairs.
How Often Should You Clean the Bosch Dishwasher Filter?
Cleaning frequency depends on usage:
- Light Use (3-4 times per week): Clean the filter every 3–6 months.
- Heavy Use (daily or many times daily): Clean the filter every 1–2 months.
Regular filter maintenance extends your dishwasher’s lifespan and ensures optimal performance.
How to Clean Bosch Dishwasher Filter – Step-by-Step
1. Prepare the Dishwasher
- Ensure the dishwasher is turned off and empty.
- Open the dishwasher door fully to access the bottom filter compartment.
2. Remove the Bottom Rack
- Slide out the bottom rack and set it aside.
- This exposes the dishwasher filter assembly.
3. Locate and Remove the Filter Assembly
- The filter is located at the bottom centre of the dishwasher.
- Twist the cylindrical filter counterclockwise and lift it out.
- Remove the mesh screen underneath.
4. Clean the Filter Components
- Rinse the filter under warm running water to remove food debris.
- Use a soft brush or an old toothbrush with dish soap to scrub away stubborn residue.
- Make sure the mesh screen and filter are completely clean before reinstalling.
5. Inspect and Clean the Filter Housing
- Check inside the filter compartment for any leftover food particles.
- Wipe it down with a damp cloth or sponge.
6. Reassemble and Reinstall the Filter
- Place the mesh screen back into its position.
- Insert the cylindrical filter and twist it clockwise until it locks securely.
7. Replace the Bottom Rack
- Slide the bottom rack back into place.
- Ensure it moves freely before closing the door.
How to clean Bosch dishwasher (Step-by-Step Guide)
Additional Bosch Dishwasher Maintenance Tips
Clean the Spray Arms
- Remove and rinse the spray arms every few months to prevent clogs.
- Use a toothpick to clear blocked spray holes.
Wipe the Door Seals
- Regularly clean the rubber seals with a damp cloth to prevent mould buildup.
Run a Dishwasher Cleaning Cycle
- Once a month, run an empty dishwasher cycle with:
- A cup of white vinegar (top rack) to remove mineral deposits.
- A specialized dishwasher cleaner like Affresh® to eliminate grease and odours.
Troubleshooting Common Bosch Dishwasher Filter Issues
My Bosch Dishwasher Smells Bad Even After Cleaning the Filter
Solution: Try cleaning the drain hose, spray arms, and running a cycle with vinegar.
Water is Not Draining Properly After Cleaning the Filter
Solution: Ensure the filter is locked correctly. If the issue persists, check for clogs in the drain hose.
How to Clean Bosch Dishwasher Drain (Step-by-Step Guide)
Dishes Still Have Residue Even After Cleaning the Filter
Solution: Check if you’re using the right detergent, and don’t overload the dishwasher.
Final Thoughts
Clean your Bosch dishwasher filter regularly. This keeps your appliance running well. By following this step-by-step guide, you can:
- Prevent odors.
- Avoid drainage problems.
- Improve the dishwasher’s performance.
For a visual demonstration, check out this official Bosch dishwasher cleaning guide: