Oven/Range Troubleshooting
Oven Not Heating or Uneven Heating
Difficult DIY Difficulty
Common Symptoms
If you're experiencing any of these issues, this guide can help:
- Oven doesn't heat at all
- Takes too long to preheat
- Food cooks unevenly
- Temperature doesn't match setting
- Oven cycles on and off frequently
Possible Causes
Faulty heating element (electric) or igniter (gas)high likelihood
Incorrect oven calibrationmedium likelihood
Faulty temperature sensormedium likelihood
Control board malfunctionlow likelihood
Door seal issuemedium likelihood
Safety Warnings
- •Never attempt gas line repairs yourself
- •Turn off power at the breaker before inspecting electric elements
- •Allow oven to cool completely before inspection
- •If you smell gas, evacuate and call the gas company
DIY Troubleshooting Steps
Tools needed: Oven thermometer, Multimeter (for advanced testing)
- 1
Check if the oven light works (confirms power supply)
- 2
For gas ovens: verify the gas supply is on and pilot light is lit
- 3
For electric ovens: look for visible damage to heating elements
- 4
Test the temperature with an oven thermometer
- 5
Check that racks are positioned correctly for even airflow
- 6
Clean the oven - buildup can affect heating performance
When to Call a Professional
Contact a qualified technician if:
- Heating element shows visible damage or doesn't glow red
- Gas igniter clicks but flame doesn't ignite
- Temperature is consistently off by more than 25°F
- You smell gas when the oven is off
- Error codes appear on the display