Error Code 6C
External temperature sensor is unplugged or has failed
Moderate
Address soon - your appliance may not work properly
Also displayed as: 6C
What This Means
Sensor connector loose or disconnected at CN40; Sensor wiring damaged; Defective ambient temperature sensor
What actually causes this:
The sensor monitoring room temperature around the refrigerator is faulty, which can affect how aggressively the unit cools.
First Thing to Check
Locate the ambient sensor connector at CN40 and confirm it is firmly seated.
Parts Involved
How to Fix
- 1
Check that Main PCB connector CN40 is fully inserted
- 2
Measure resistance between CN40 PIN 18 and PIN 20
- 3
Compare resistance to temperature/resistance table (e.g., 5039 Ω at 25°C)
- 4
Replace sensor if resistance is out of range for current ambient temperature
This Error Applies To
Samsung DRF36C Series Refrigerators (2022) (2022–present)
Related Error Codes
Internal I/O expander chip on main board has a communication fault
Freezer temperature sensor is disconnected or out of range
Freezer evaporator fan is not running when it should be
Freezer defrost sensor is disconnected or reading out of range
Condenser fan motor in the machine compartment is not running
Freezer defrost heater or safety cutout has failed or wiring is open
Fridge temperature sensor is disconnected or out of range
Humidity sensor is disconnected or out of range