F24Serious
Miele Washer F24 Error Code
The temperature sensor (NTC) in the heater housing is not reading correctly or is shorted/open.
Common causes
- Faulty NTC sensor
- Loose connection
- Wiring damage
How to fix it
- Turn off power
- Locate NTC (on heater flange)
- Check resistance at room temperature (~5-50 kohms depending on model)
- Inspect wiring
⚠ When to call a pro: If resistance out of range, replace NTC sensor.
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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.