Maytag Washer Error Code F/dU

F/dU is a door unlock error code, meaning the washer attempted to unlock the door six times and could not complete the action. The code involves the door lock assembly, which controls latching and releasing the door during the wash cycle. The washer will not continue operating until the issue is resolved.

A power reset may temporarily clear the code, but it will return if the underlying cause is not addressed. The control board triggers F/dU only after six failed unlock attempts, so the fault will reappear as soon as the washer tries and fails to unlock the door again. The mechanical or electrical issue causing the unlock failure must be corrected for the code to stay clear.

If the fix is simply removing a foreign object, there is no parts cost. If the door lock assembly needs replacement, parts typically range from $30 to $80 depending on the model. Adding professional labor, a complete repair can range from $100 to $200 or more. Wiring repairs or control board replacement would fall at the higher end of the cost spectrum.

In many cases, yes. Start by inspecting the door lock area for any foreign objects like underwire or small garments caught in the latch mechanism. If no obstruction is found, check the wiring connections at the door lock assembly. If the lock unit itself has failed mechanically or electrically, replacing the door lock assembly is a repair many experienced DIYers can complete.

You should not attempt to run a wash cycle while this error is active. Beyond the washer refusing to operate normally, the door lock issue means you could end up with a door that cannot be opened during or after a cycle, potentially trapping laundry or water inside. Resolve the fault before resuming use.