Error Code 8C
Refrigerator compartment defrost sensor is not reading correctly
Moderate
Address soon - your appliance may not work properly
Also displayed as: 8C
What This Means
Sensor housing separation; Incomplete contact at connector; Open-circuited wire; Short-circuit
What actually causes this:
The sensor hook broke or was forgotten during reassembly, leaving the sensor dangling in the evaporator compartment
First Thing to Check
Open the fridge evaporator cover and check that the defrost sensor is hooked to the evaporator in the correct position
Parts Involved
How to Fix
- 1
Check voltage between Main PCB CN20 pins 5 and 7 — should be within 4.5V to 1.0V range
- 2
Verify sensor is secured on the fridge evaporator with its sensor hook
- 3
Inspect wiring from sensor to PCB for damage
This Error Applies To
Samsung RF29A9071 Series Refrigerators (2021) (2021–present)
Related Error Codes
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The convertible Flex Zone compartment is too warm
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Freezer temperature sensor is reading an impossible value
Fridge compartment sensor is detecting an impossible temperature
Freezer defrost sensor is reading outside its valid range