4EWarning
Samsung Refrigerator 4E Error Code
The freezer temperature sensor is faulty or disconnected.
Common causes
- Sensor failure
- Wiring break
- Connector issue
How to fix it
- Access sensor (behind freezer back panel) and test resistance.
- Replace if open or shorted.
- Inspect wiring for damage.
⚠ When to call a pro: If sensor is fine, check control board.
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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.