E3KitchenAid Refrigerator — KitchenAid Refrigerator E3 Error Code
Defrost sensor failure
Severity
Warning
Difficulty
Moderate
Est. Cost
What's Happening
Defrost sensor failed. Ice will build up on coils.
How to Fix It
Test and replace the defrost sensor/fuse assembly.
Frequently Asked Questions
What does E3 mean on a KitchenAid fridge?
E3 means the defrost sensor has failed.
How quickly does it affect cooling?
Gradual. 1-2 weeks before noticeable decline.
Can I manually defrost?
Yes, unplug for 24 hours. But the sensor still needs replacement.