Bosch Stove F31 Error: Oven Sensor Failure
What Does Bosch Stove Error Code F31 Mean? Error code F31 means the oven temperature sensor is failing. The oven can’t accurately control temperature. Use a thermometer to verify — if more than 25°F off, the sensor needs replacement by a professional.
Quick Assessment
Answer to continue safely
Is it safe to keep using?
No. Inaccurate temperature means food safety risk and potential overheating.
Can I reset the code?
No. Sensor hardware must be replaced.
When to stop immediately?
Stop if you notice: Temperature is significantly wrong, Food burns consistently.
Symptoms You May Notice
Oven can't read temperature
The display doesn't show temperature or shows a fixed value that doesn't change.
Food overcooks or undercooks
Actual oven temperature doesn't match the setting.
Possible Causes
Failed sensor
The temperature sensing element has failed.
Requires ProfessionalSafe Checks You Can Do
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1
Verify with thermometer
Place an oven thermometer inside and compare with the display.
A 25°F+ difference confirms sensor failure.
Tools required
When to Call a Professional
Contact a qualified technician if:
- Sensor resistance wrong
- Calibration drift beyond adjustment range
Need Professional Help?
Find qualified technicians in your area for proper diagnostics and repair.
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