What's Happening

Freezer sensor failed or out of range.

How to Fix It

Power cycle. Test thermistor. Replace if faulty.

Frequently Asked Questions
What does E1 mean on a KitchenAid fridge?
E1 means the freezer temperature sensor has failed.
Is E1 the same as E2?
No. E1 is freezer, E2 is fridge compartment.
How do I test it?
Measure resistance. Should change smoothly with temperature.