Miele Dishwasher: drainage error
What is this symptom?
Experiencing a drainage error with your Miele Dishwasher? You might see error codes like F11 or F14, indicating a failure to remove water at the end of a cycle, leaving standing water in the tub. This issue is commonly caused by a clogged drain filter or improper installation, but can often be resolved with some DIY solutions.
Important Tips for Miele Models
- Error code F11/F14 specifically indicates drainage system faults; check filters and pump as described in Miele error code guides.
Possible Causes
Clogged drain filter or fine filter assembly
How to Identify: Water remains after wash; visible debris on filter; error code F11/F14
Part: Filter assembly (coarse and fine filters)
Improper installation (lack of high loop or air gap)
How to Identify: Hose routing under sink lacks high loop/air gap; water siphons back or fails to exit
Part: Drain hose routing
DIY Solutions
Clean drain filter assembly
- Turn off and disconnect power.
- Remove lower rack to access filter.
- Twist and lift out filter assembly.
- Rinse under running water and use brush to remove debris.
- Reinstall filter and run a short drain cycle.
Inspect and clear drain hose
- Turn off dishwasher and water supply.
- Locate drain hose under sink and detach carefully.
- Look through hose for blockages with flashlight.
- Use gentle water flow or long flexible brush to clear debris.
- Reattach hose ensuring no kinks and proper routing with high loop/air gap.
Remove foreign objects from drain pump/non-return valve
- Disconnect power.
- Remove bottom access panel.
- Locate and open non-return valve and drain pump area.
- Remove visible debris blocking impeller or valve.
- Reassemble and test drain cycle.
Next step
Choose the next step for drainage error
Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.
Most relevant component to inspect
Dishwasher Filter
Screens food debris from recirculating wash water and protects the pump system.
- Typical part-only price
- $15 - $65
- DIY difficulty
- Easy
- Estimated time
- 5-15 mins
Where can I find the model number?
Check the rating label around the door, lid, frame, rear panel, or inside the appliance cabinet. Use the complete model number, including suffixes.
Verify the complete model and part number on the retailer's compatibility page before ordering.
Other parts options
Check related components first; use model search as a fallback.
Drain Hose
Carries waste water from the drain pump to your home's standpipe or sink drain.
Model-compatible Dishwasher parts
Enter the complete model number to browse compatible replacement parts. This is a model-based parts search, not a diagnosis that a specific component failed.
Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. We may earn a commission from other qualifying purchases or service requests made through links on this page, at no additional cost to you. Recommendations are based on repair relevance, not commission rate.
Optional routine care
Maintenance supplies
These products support cleaning or routine upkeep. They are separate from the possible repair components above and are not claimed to fix this error code or symptom.
Dishwasher Cleaner and Descaler
Supports routine removal of mineral scale, grease, and odor. It is maintenance, not a repair for a failed pump, valve, or control.
Braided Dishwasher Inlet Hose
For replacement of an externally damaged supply hose. Verify connection size, length, and appliance installation requirements before ordering.
Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. Recommendations are based on routine-care relevance, not commission rate.
Professional Repairs
Drain pump replacement
Internal control or sensor repair
When to Call a Professional
Preventive Maintenance
-
Clean filter assembly: Drain blockages and drainage errors
Frequency: monthly -
Check drain hose routing and inspect for kinks: Improper drainage and siphoning issues
Frequency: quarterly
Frequently Asked Questions
Why is my Miele Dishwasher drainage error?
How do I fix Miele Dishwasher drainage error myself?
How much does it cost to fix drainage error?
When should I call a technician for drainage error?
References & Sources
- Miele filter and drain troubleshooting Community
Community Analytical Insights
Guidance from available sources; statistical claims are shown only for samples of at least 10 discussions
Common Issues Reported by Users
- Clogged drain filter or hose
- Faulty drain pump
- Blocked air gap or kitchen sink drain
User Suggested Solutions
-
Check and clean the drain filter and hose. Open the dishwasher door, remove the bottom rack, and take out the filter. Rinse it under warm water to remove debris. Inspect the drain hose for any kinks or blockages and clear them if necessary.
-
Test the drain pump for functionality. Access the pump by removing the lower spray arm and cover. Check for any obstructions in the pump impeller and ensure it spins freely. If the pump is not functioning, it may need to be replaced.
-
Inspect the air gap and kitchen sink drain for blockages. Remove the air gap cover and clean it if necessary. If the sink drain is clogged, use a plunger or drain cleaner to clear it.
Limited-source guidance; percentages and success-rate claims are not shown
View
Sources
Data compiled from real discussions on r/appliancerepair and r/Appliances:
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