Error Code 22
Fridge cooling fan is not working
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: 22C
What This Means
Fan connector not properly seated at Main PCB CN74 pins 1-3; Fan motor wire damaged or broken; Fan motor defective (bearing seized, windings open, or motor failed); Main PCB defective or fan relay faulty
What actually causes this:
Fan motor failed or air circulation duct is blocked
First Thing to Check
Feel if cold air is coming into the fridge section — no airflow means fan issue
Parts Involved
How to Fix
- 1
1. Unplug and inspect CN74 connector pins 1-3
- 2
2. Check for loose or corroded connections
- 3
3. Reseat connector securely
- 4
4. Power on and listen for fan noise
- 5
5. Measure voltage at CN74-1 to CN74-3 — should be 7V to 12V
- 6
6. If voltage is present but fan doesn't run, replace fridge fan motor
- 7
7. If voltage is absent or abnormal, check Main PCB relay
This Error Applies To
Samsung RF22N9781 Series Refrigerators (2018) (2018–present)
Related Error Codes
Freezer temperature sensor malfunction
Room temperature sensor not working
Ice maker temperature sensor failure
Fridge temperature sensor is not responding
Convertible zone temperature sensor failure
Ice storage area temperature sensor malfunction
Freezer defrost sensor is faulty
Convertible zone defrost sensor malfunction