Miele Dryer Error F4

⚡ Quick Answer: The Miele dryer F4 error indicates a malfunction in the drying air temperature sensor, preventing the dryer from accurately sensing temperature. This ... ✅ DIY Fixable

What Does Error F4 Mean?

The Miele dryer F4 error indicates a malfunction in the drying air temperature sensor, preventing the dryer from accurately sensing temperature. This issue often leads to the dryer stopping shortly after starting, with the error displayed on the control panel. The most common cause is an open circuit or failure in the temperature sensor, which can also stem from faulty wiring or connection issues.

Common Symptoms:

  • Dryer stops shortly after starting
  • Error F4 displayed on control panel
  • Drying cycle aborts early

Possible Causes

  • Drying air/process air temperature sensor open circuit or failure (high)
  • Faulty temperature sensor wiring or connection issue (medium)

How to Fix Error F4

DIY Fix Basic checks before calling service

  1. Turn off and unplug the dryer to ensure safety.
  2. Check that lint filters and airways are clean to ensure airflow is not impeded (though official documentation does not list this as direct cause for F4, good maintenance prevents related issues).

Technician Only Diagnose and repair temperature sensor fault

  1. Disconnect the dryer from mains power.
  2. Access the drying air temperature sensor location per service manual.
  3. Test the temperature sensor for open circuit using a multimeter.
  4. Inspect wiring harness for damage, loose connections, or shorts.
  5. Replace the faulty temperature sensor and repair any damaged wiring.
  6. Reassemble and test the dryer to confirm fault resolution.

Parts needed: Drying air temperature sensor / process air temperature sensor, Wiring harness/connectors

🛑 When to Call a Pro:
  • If error F4 persists after basic checks.
  • If you are not experienced with electrical diagnostics and repair.
  • If there are signs of damaged wiring or component failure.

Technical Specifications

wattage 3000W
component Heating Element
resistance 10-30 ohms
part_number Miele 11512300
voltage_rating 240V AC

Common Questions

What does F4 error mean on miele dryer?

F4 error indicates a malfunction in the drying air temperature sensor, causing the dryer to stop shortly after starting.

Can I fix miele dryer F4 error myself?

Yes, you can perform basic checks like cleaning lint filters and ensuring proper airflow before calling a technician.

How much does it cost to fix F4 error?

Repair costs for the F4 error typically range from $80 to $250, depending on parts and labor.

When should I call a technician for F4?

Call a technician if the F4 error persists after basic checks or if you're not experienced with electrical repairs.

Sources & References

Data last verified: 2026-02-11

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