F2Serious
Haier Oven/Range F2 Error Code
The oven temperature has exceeded safe limits, often due to a stuck relay or sensor failure.
Common causes
- Shortened or failed oven temperature sensor
- Failed oven relay on control board
- Control board failure
How to fix it
- Turn off the oven and unplug it immediately.
- Wait for oven to cool completely.
- Inspect the oven temperature sensor for damage; replace if faulty.
- Check for debris or obstruction in oven cavity that could trap heat.
⚠ When to call a pro: If the sensor checks out, the control board likely has a stuck relay — call a professional.
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Always unplug the appliance (and turn off the water for washers/dishwashers) before inspecting. These guides are for information only and are not a substitute for a professional repair.