F11Serious
Haier Refrigerator F11 Error Code
The main control board's memory chip is corrupted or malfunctioning, affecting settings.
Common causes
- Power surge or brownout
- Faulty EEPROM chip
- Main control board failure
How to fix it
- Unplug refrigerator for 10 minutes to reset the board.
- If code returns, the control board likely needs replacement.
⚠ When to call a pro: Always call a professional for EEPROM errors, as the control board typically needs replacement and reprogramming.
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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.