Miele Dryer Error Code F15

Miele Dryer Error Code F15

Error code F15 indicates a temperature sensor malfunction or thermal protection circuit activation on your Miele dryer. This error typically prevents the dryer from operating normally to protect against overheating.

Symptoms

• Dryer stops mid-cycle and displays F15 error code
• Dryer will not start or complete a drying cycle
• Clothes remain damp after attempted drying
• Dryer may shut off unexpectedly during operation
• Error code persists even after restarting the appliance
• Dryer may run but with significantly reduced heat output

Possible Causes

• Faulty thermistor or temperature sensor detecting incorrect temperature readings
• Lint accumulation blocking airflow and causing thermal overload
• Restricted dryer vent duct reducing proper air circulation
• Damaged or loose thermal fuse from power surge or electrical fluctuation
• Malfunctioning heating element creating inconsistent temperature
• 240V power supply issue or fluctuation affecting sensor calibration on USA models
• Control board malfunction misinterpreting temperature sensor signals
• Blocked exhaust vent or lint trap preventing heat dissipation
• Damaged wiring or loose connections in the temperature sensor circuit

Safe Checks You Can Do

• Check your home's circuit breaker to ensure the dryer circuit has not tripped; reset if necessary
• Remove and thoroughly clean the lint filter before each use, ensuring it is completely dry
• Inspect the dryer vent duct on the exterior of your home and remove any visible lint blockages
• Check that the 240V wall outlet and plug connection are clean and secure with no bent pins
• Ensure you are not overloading the dryer; dry smaller loads for better air circulation
• Verify the dryer door is fully closed and latched properly, as the door latch switch must engage completely
• Open the dryer door and look inside for any visible lint accumulation around the drum and seals
• Disconnect the dryer from power by switching off the dedicated circuit breaker for 60 seconds, then restore power and attempt a test cycle
• Check that your home's electrical panel has not experienced voltage fluctuations by testing other 240V appliances
• Ensure the exterior vent damper opens freely and is not blocked by weather, debris, or lint buildup

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