F01Serious
Miele Dishwasher F01 Error Code
The dishwasher's heating element is not working or heating too slowly.
Common causes
- Faulty heating element
- Blown thermal fuse
- Defective NTC thermistor
- Control board failure
How to fix it
- Check if water is hot after a cycle; if not, likely heating issue
- Inspect heating element for continuity with a multimeter
- Test NTC thermistor resistance at room temperature (should be ~10kΩ)
⚠ When to call a pro: If you are not comfortable testing electrical components or if the multimeter shows no defect.
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Always unplug the appliance (and turn off the water for washers/dishwashers) before inspecting. These guides are for information only and are not a substitute for a professional repair.