Error Code SF2
The washer's main computer chip has failed.
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: SF2
What This Means
Micro Controller operation fail on the main PCB; Main PBA hardware fault
What actually causes this:
A power surge or internal component failure on the main control board.
First Thing to Check
Unplug the washer for 5 minutes, then plug it back in. If the error returns, the main board needs replacement.
Parts Involved
How to Fix
- 1
1. Power cycle the washer — unplug for 5 minutes and restart
- 2
2. If the error persists, replace the Assy PCB
This Error Applies To
Samsung WW22K6800AW Series Washers (2015) (2015–present)
Related Error Codes
A door-related communication module has lost contact with the main board.
The washer's vibration sensor board has a problem.
The washer's main computer chip has failed.
The washer's main computer chip has failed.
An internal communication board has lost contact with the main control board.
The washer cannot detect the water level inside the tub.
The washing machine motor is not spinning correctly.
The washer is not getting enough water to start or continue the cycle.