Hello,
The LO error code means the LID OPEN
Here is what the techicians service manual say to check
LO
Door failed to
unlock
Door lock monitor switch does not indicate to the
machine control board that the solenoid in the door lock mechanism retracted and
unlock the door.
1.Check for debris inside inside the door lock
mechanism, which may be jamming the lock solenoid.
2.check wire connections in harness leading
from machine control board to door lock mechanism.
3.Check the door lock monitor switch for welded
contacts.
4.Replace responsible component.
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