Error Code 4E
Freezer defrost sensor malfunction or open circuit
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: 4 E
What This Means
Connector slipped out or open contact; Wire cut or short circuited; Abnormal temperature sensing
What actually causes this:
Defrost sensor connector loose from ice or moisture accumulation
First Thing to Check
Verify connector CN30 #4 is seated properly on main board
Parts Involved
How to Fix
- 1
Check voltage between MAIN PCB CN30 #4 and #7
- 2
Voltage should be within 4.5V to 1.0V range
This Error Applies To
Samsung RH25H5611S Series Refrigerators (2014) (2014–present)
Related Error Codes
Humidity sensor failure or circuit open
Freezer defrost heater circuit fault or heater stuck on
Refrigerator defrost sensor malfunction or open circuit
Freezer fan motor failure or no speed feedback
Refrigerator defrost heater circuit fault or stuck on
Freezer temperature sensor fault or disconnect
Ambient room temperature sensor fault or disconnect
Refrigerator fan motor failure or no speed feedback