Error Code SF
Your washer's main computer board 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 Fail on the main PCB
What actually causes this:
The main circuit board inside the washer has had a permanent failure, similar to a computer that will not turn on.
First Thing to Check
Unplug the washer for 5 minutes, then plug it back in. If the error returns immediately, the board needs replacement.
Parts Involved
How to Fix
- 1
1. Verify the error code by power cycling the washer
- 2
2. If SF persists, the main PCB has a microcontroller failure
- 3
3. Replace the Assy PCB (main board)
Other Error Codes for WF45N5300AF
The small add-door on the front of your washer is not properly closed or locked.
Your washer has detected a water leak inside the machine.
Your washer's vibration sensor has a general fault.
An internal communication module in your washer has lost its connection.
Your washer's door lock mechanism has a hardware fault.
Your washer's motor controller has lost communication with the main board.
Your washer is not getting enough water to start or continue the cycle.
Your washer is not getting enough electrical power to run properly.