E3Info
GE Refrigerator E3 Error Code
The ambient temperature sensor (often near control board) is out of range.
Common causes
- Faulty ambient thermistor
- Wiring issue
- Board problem
How to fix it
- Locate and test ambient thermistor resistance (should be ~10k at room temp).
- Check connector and wiring.
- If ok, suspect control board.
⚠ When to call a pro: If thermistor checks out but code persists.
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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.