Uneven Heating
Hot and cold spots during cooking
Common symptoms: Uneven cooking, Burned spots, Raw areas
Common Symptoms
Uneven cooking
Food cooks faster on one side or in certain areas.
Burned spots and raw areas
Same dish has burnt sections and undercooked sections.
Rotating food necessary
You must rotate dishes frequently for even cooking.
Different results in different rack positions
Extreme temperature differences between rack levels.
Common Causes
Faulty convection fan
moderateThe convection fan that circulates air is not working properly.
Partially failed heating element
commonOne heating element is not working while others function.
Calibration issue
commonOven temperature calibration is off.
Door seal problems
moderateHeat escaping from a poor door seal causes uneven temps.
Thermostat issues
moderateTemperature sensor not accurately reading oven temperature.
Blocked or dirty vents
commonVentilation issues affecting air circulation.
DIY Troubleshooting Steps
Try these steps before calling for service. Many issues have simple solutions.
Test with oven thermometer
Place an oven thermometer in different positions to map the temperature variations.
Check heating elements
Observe that all elements glow evenly when active. Dark spots indicate problems.
Listen for convection fan
In convection mode, you should hear the fan running. No sound may indicate a failed fan motor.
Inspect door seal
Check the gasket around the door for damage or gaps.
Try calibration adjustment
Many ovens allow temperature calibration in the settings. Consult your manual.
When to Call a Professional
- Heating elements need replacement
- Convection fan motor has failed
- Temperature sensor needs replacement
- Calibration adjustments don't solve the problem
- Multiple issues are present
Prevention Tips
Appliances Affected by Uneven Heating
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