Error Code SF3
The washer's main computer has crashed.
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: SF3
What This Means
Micro controller operation failure; Main PCB fault
What actually causes this:
The main circuit board has suffered a hardware failure.
First Thing to Check
Unplug the washer for 5 minutes, then plug it back in. If the error returns immediately, it needs repair.
Parts Involved
How to Fix
- 1
1. Replace the Assy PCB (Main PBA)
Other Error Codes for WA54R7200AV
The vibration position sensor has failed.
The water heater element inside the washer has failed.
The drying heater is not working or is positioned incorrectly.
The washer's main computer has crashed.
Your washer's clutch mechanism is not working correctly.
Your washer cannot detect how much water is in the tub.
A vibration sensor wire has come loose inside the washer.
The washer's WiFi module has lost its connection to the main board.