Error Code SF2
The washer's main computer chip has malfunctioned
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: SF2
What This Means
Micro controller operation failure; Main PCB defective
What actually causes this:
The main control board has failed
First Thing to Check
Unplug the washer for 5 minutes, then plug it back in — if the error returns, it needs a new control board
Parts Involved
How to Fix
- 1
1. Replace Assy PCB (Main PBA)
This Error Applies To
Samsung WA52J8700A Series Washers (2017) (2017–present)
Related Error Codes
An internal circuit board can't communicate with the main controller
A drying temperature sensor has a problem
There are too many soap suds in the washer
A sensor board inside the washer isn't reading data correctly
A sensor board inside the washer has failed
The washer's main computer chip has malfunctioned
The washer can't detect the position of its internal clutch mechanism
The washer's main computer chip has malfunctioned