Error Code LO
The washer's lid won't unlock after the cycle
Moderate
Address soon - your appliance may not work properly
Also displayed as: LO
What This Means
Door lock switch terminal connected incorrectly; Door lock switch terminal is broken
What actually causes this:
The door lock mechanism is stuck or the lock motor has failed
First Thing to Check
Wait 3 minutes after the cycle ends — the lid locks during spin and should unlock automatically
Parts Involved
How to Fix
- 1
1. Check the Door-Lock SW terminal connections and contacts
- 2
2. In state of Door Unlock, check Motor — checking part: Black-Brown Wire, resistance: 33 ohms to 46 ohms
- 3
3. In state of Door Unlock, check Motor resistance and Door Lock/Unlock Contact resistance
- 4
4. Check Lock contact: checking part White-Red Wire Lock, resistance approx. 0.2 ohms; Unlock: checking part White-Blue Wire, resistance approx. 0.2 ohms
This Error Applies To
Samsung WA5471ABP Series Washers (2024) (2024–present)
Related Error Codes
The washer's motor can't spin properly
The washer can't detect the water level inside the tub
The washer can't drain the water out
The washer door isn't closing or latching properly
The washer isn't filling with water properly
A button on the control panel appears stuck or is being held down
The washer's control boards can't communicate with each other
The washer's lid won't lock to start the cycle