A:AnswerHere are the "error codes" from my manual. By the way, I believe the whirlpool website has manuals available free of charge.
oL = overloaded
uL = unbalanced load
LF = too long to fill
HC = hot and cold hoses reversed...have the hoses been disconnected and reconnected in reverse lately?
Sd = excess suds
dL = lid cannot lock
lid = lid opened
dU = lid cannot unlock
F## = system error code