Error Code LO
The washer lid won't lock
Moderate
Address soon - your appliance may not work properly
Also displayed as: LO
What This Means
Main PCB fault; Door lock mechanism failure
What actually causes this:
The door locking motor or the main control board has failed
First Thing to Check
Unplug the washer for a few minutes, then try again
Parts Involved
How to Fix
- 1
1. In state of Door Lock, check Motor resistance
- 2
2. Check Door Lock And Unlock state
- 3
3. Check Lock/Unlock Contact resistance (Lock White-Red Wire, Unlock White-Blue Wire): approx 0.2Ω
- 4
4. If resistance is satisfied with spec, replace PBA
Parts Commonly Needed for This Error
OEM part numbers confirmed by retailers
Other Error Codes for WA400PJHDWR
The washer can't detect the water level properly
The washer's motor isn't working
A button on the washer control panel appears stuck
The washer lid detected an opening while trying to start
The washer door won't unlock after the cycle finishes
Water is leaking inside the washer
Too much water is in the washer
The water temperature sensor isn't working right