Error Code LO
The washer cannot lock the door to start a cycle
Moderate
Address soon - your appliance may not work properly
Also displayed as: LO
What This Means
Main PCB fault; Door lock switch fault; Door lock motor fault
What actually causes this:
The door latch mechanism or the main control board has failed
First Thing to Check
Open and close the lid firmly — if the washer still will not start, it needs service
Parts Involved
How to Fix
- 1
1. Check the Door-Lock SW terminal connections and contacts
- 2
2. In state of Door Lock and Unlock, check Door Lock contact resistance and Unlock contact resistance
- 3
3. Check Door-Lock SW motor resistance — 33 to 46 ohms
- 4
4. Check Lock contact (White-Red wire) — approximately 0.2 ohms
- 5
5. Check Unlock contact (White-Blue wire) — approximately 0.2 ohms
- 6
6. If resistance is satisfied with spec, replace the PBA
Other Error Codes for WA50F9A7DSW
The washer cannot detect how much water is in the tub
The washer has detected a water leak
The washer's motor cannot spin or is detecting a problem
The washer is not getting enough water to fill
The washer cannot pump the water out
The washer's control boards cannot communicate with each other
A button on the control panel appears to be stuck
The washer does not detect the door as properly closed