Error Code SF
The washer's main computer has crashed and cannot recover.
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: SF
What This Means
Micro controller operation failure; Main PCB hardware fault
What actually causes this:
The main control board has suffered a permanent hardware failure, sometimes caused by a power surge.
First Thing to Check
Unplug the washer for 5 minutes and plug it back in. If the error returns immediately, the board needs replacement.
Parts Involved
How to Fix
- 1
1. Verify the error by power cycling the washer
- 2
2. If error persists, replace the Assy PCB (main board)
This Error Applies To
Samsung WV60M9900A Series Washers (2024) (2024–present)
Related Error Codes
The washer's heater got dangerously hot and the machine shut itself off for safety.
The laundry load is not evenly distributed, causing the washer to vibrate too much during spin.
The incoming water is too hot for the selected gentle cycle.
The washer cannot pump out the water after a wash or rinse cycle.
The washer is not getting enough electrical power to run properly.
The washer is not getting enough water or no water at all.
The washer's WiFi module has lost its connection to the main board.
The washer cannot detect the water level inside the tub.