Miele Dryer Error Code F74: How to Fix It

Medium 30-45 minutes Medium Severity Verified June 2026
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Error Code
F74
Brand
Miele
Product Type
appliance
Severity
Medium
DIY Difficulty
Medium
Estimated Fix Time
30-45 minutes
Error code F74 on your Miele dryer indicates that the thermistor outlet is open, meaning the thermistor (a temperature sensor) is not sending the correct signal. This can cause the dryer to overheat or not dry properly. The fix typically involves checking the wiring and connections to the thermistor or replacing the thermistor itself.
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Tools You'll Need

How to Fix Error Code F74

  1. Unplug the Dryer and Safety First

    Electric shock hazard. Always unplug the appliance before any service.

  2. Locate the Thermistor

  3. Inspect Wiring and Connections

  4. Test the Thermistor with a Multimeter

  5. Replace the Thermistor if Faulty

    Use only genuine Miele or equivalent parts to ensure compatibility and safety.

  6. Reassemble and Test

Parts You May Need

Miele Dryer Thermistor
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Miele Dryer Thermistor
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Miele Dryer Thermistor
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Miele Dryer Thermistor
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When to Call a Professional

If you are not comfortable working with electrical components or if replacing the thermistor does not clear the error, the issue may be with the main control board, which requires a qualified technician to diagnose and repair.

Frequently Asked Questions

What does error code F74 mean on a Miele dryer?
Error code F74 indicates a problem with the thermistor outlet circuit. The dryer is not receiving a proper signal from the thermistor, which monitors temperature.
Can I use my Miele dryer with error F74?
It is not recommended. The dryer may overheat or not dry properly, potentially causing damage or a fire hazard.
How much does it cost to fix error F74?
If you replace the thermistor yourself, the part costs around $20-$50. Professional service including diagnosis and repair can cost $100-$250 or more.
How do I reset my Miele dryer after fixing error F74?
Simply unplug the dryer for a few minutes, then plug it back in. The error code should clear if the problem is fixed.
What tools do I need to replace the thermistor?
You will need a multimeter to test the thermistor, a screwdriver set to remove panels, and possibly a flashlight to see into tight spaces.

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