Siemens
Temperature Regulation Fault
Oven temperature inaccurate (overheating or underheating) on Siemens range
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Drifted oven temperature sensor, Faulty oven control calibration, Poor circulation due to fan failure (on fan ovens), Door seal leakage
How to Fix / Troubleshooting
Safety first: Turn off power before accessing internal components.
User actions:
- Use an oven thermometer to compare actual temperature with set temperature.
- Check the door gasket for gaps or damage and replace if leaking.
Technician actions:
- Measure resistance of the oven temperature sensor at room temperature and at a known elevated temperature.
- Replace the sensor if readings are out of specification.
- On electronic models, perform a temperature calibration via service mode if available.
- Verify that the oven fan operates correctly in fan-assisted modes.
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Repair Difficulty
Medium
3/5
Required Part
Oven Temperature Sensor
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