Miele Oven Error F09

⚡ Quick Answer: The Miele oven error F09 indicates a malfunction in the temperature sensor or control electronics. Symptoms may include the oven display resetting or ... ✅ DIY Fixable

What Does Error F09 Mean?

The Miele oven error F09 indicates a malfunction in the temperature sensor or control electronics. Symptoms may include the oven display resetting or becoming unresponsive, the error appearing during preheat or operation, and the oven shutting down unexpectedly. This error often arises from an open circuit or failure in the temperature sensor or overheating of the control electronics, preventing the oven from reaching the desired temperature.

Common Symptoms:

  • Oven display resets or becomes unresponsive
  • Error appears during preheat or operation
  • Oven shuts down and shows F09

Possible Causes

  • Open circuit or failure in temperature sensor (e.g., catalyst/PT1000 sensor) (medium)
  • Control electronics overheating/fault (low)

How to Fix Error F09

DIY Fix Basic reset and check

  1. Turn oven off at mains and wait several minutes
  2. Ensure oven ventilation is not blocked
  3. Power oven back on to check if code returns

Technician Only Inspect and test temperature sensor and control electronics

  1. Disconnect power and access rear/inside of oven
  2. Locate and test the catalyst/PT1000 temperature sensor circuit for continuity
  3. Check sensor connector and wiring harness for damage or loose connection
  4. Verify proper operation of cooling fan/airflow around control electronics

Parts needed: Temperature sensor (catalyst/PT1000), Control electronics cooling fan or ventilation components

🛑 When to Call a Pro:
  • If F09 persists after basic reset
  • If sensor or wiring issues are found or suspected
  • If oven overheats or has intermittent control panel failures

Technical Specifications

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

Common Questions

What does F09 error mean on Miele oven?

F09 indicates a malfunction in the temperature sensor or control electronics, causing the oven to be unresponsive.

Can I fix Miele oven F09 error myself?

Yes, you can perform a basic reset by turning off the oven and checking for ventilation blockages.

How much does it cost to fix F09 error?

The estimated repair cost ranges from $100 to $300, depending on the sensor and labor.

When should I call a technician for F09?

Call a technician if F09 persists after a reset or if you suspect sensor or wiring issues.

Data last verified: 2026-02-11

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