Miele Dishwasher F25 Error Code: Causes and Fixes

The F25 error on your Miele Dishwasher means there is a problem with the circulation pump or a blockage preventing proper water circulation. This error typically requires checking the pump and spray arms for obstructions or mechanical failure.

What the F25 error means

The F25 error code indicates that your Miele dishwasher has detected a fault with the circulation pump or an obstruction in the water circulation system. The circulation pump is responsible for pushing water through the spray arms to clean your dishes. When the pump cannot operate correctly or water flow is blocked, the dishwasher’s control board triggers the F25 error to prevent damage and alert you to the problem.

Common causes

• Blocked or clogged spray arms preventing water circulation
• Foreign objects (broken glass, food debris, bones) obstructing the pump impeller
• Clogged filters preventing proper water flow to the circulation pump
• Failed circulation pump motor or seized pump bearings
• Damaged or loose pump impeller that cannot move water effectively
• Electrical connection issues to the circulation pump

How to fix the F25 error

1. Reset the dishwasher and check for temporary glitches: Turn off the dishwasher using the power button, then unplug it from the wall outlet or turn off the circuit breaker for 5 minutes. Restore power and run a test cycle. If the error was caused by a temporary electronic glitch, this may clear it. If F25 returns, proceed with physical inspection.
2. Clean the filters and check for blockages: Remove the lower dish rack and locate the filter assembly at the bottom of the tub. Turn the cylindrical filter counterclockwise to remove it, then lift out the flat filter beneath it. Rinse both filters thoroughly under running water, removing any food debris, grease, or foreign objects. Check the sump area beneath the filters for any obstructions like broken glass or utensils. Reinstall the filters properly and test.
3. Inspect and clean the spray arms: Remove both the upper and lower spray arms by unscrewing or unclipping them (varies by model). Hold them under running water and use a toothpick or small wire to clear any blocked spray holes. Ensure the spray arm mounting areas are free of debris. Reinstall the spray arms, making sure they rotate freely without wobbling or binding. Run a test cycle.
4. Check the circulation pump for obstructions: After removing the filters, shine a flashlight into the pump area at the bottom of the tub. Look for any visible foreign objects blocking the pump impeller. If accessible, carefully remove any debris you can see. On some Miele models, you may need to remove the lower spray arm support to access the pump cover. If you can remove the pump cover safely, check the impeller for damage or obstructions and ensure it spins freely.
5. Test the circulation pump motor: If no blockages are found and the impeller spins freely, the pump motor itself may have failed. Listen during the wash cycle for unusual grinding, humming, or no sound at all from the pump. A working pump should make a steady humming or whirring sound. If the pump is silent or makes abnormal noises, it likely needs replacement. This repair typically costs $150–$300 including parts and labor if you hire a professional.
6. Contact Miele service for pump replacement: If you’ve eliminated all blockages and the pump appears faulty, schedule service with a Miele-authorized technician. Circulation pump replacement requires disassembling portions of the dishwasher and proper electrical connections. A professional can accurately diagnose the issue, order the correct OEM pump for your model, and complete the repair safely, typically within one service visit.

FAQ

Can I run my Miele dishwasher with the F25 error?
No, you cannot run your dishwasher when the F25 error is displayed. The dishwasher will not start a wash cycle or will stop mid-cycle when this error occurs, as it indicates the circulation pump cannot function properly. Running the dishwasher in this state could cause further damage to the pump motor or control board.

How much does it cost to replace a Miele dishwasher circulation pump?
A genuine Miele circulation pump typically costs between $120–$200 for the part alone. If you hire a professional technician for installation, expect total costs of $250–$400 including labor. The exact price depends on your specific Miele model and local labor rates. DIY replacement can save on labor costs if you’re comfortable with appliance repair.

How often should I clean my Miele dishwasher filters to prevent F25 errors?
You should clean your Miele dishwasher filters at least once per month with regular use, or more frequently if you wash heavily soiled dishes or don’t pre-rinse. Regular filter maintenance prevents debris from reaching the circulation pump and causing blockages that trigger the F25 error. Monthly cleaning takes just 5 minutes and can significantly extend your dishwasher’s lifespan.