The Whirlpool W10404050 lid lock is a 4-pin-style lid lock for top-loading washers from Whirlpool, Maytag, Amana, Kenmore, Crosley, and Admiral washing machines. If your washer won't start, its possible that this part has failed, and will not operate until its replaced. On a washer that uses this style lid lock, you cannot easily bypass the lock mechanism.
Error Codes on this style washer that involve the lid lock are:
If you find these codes in your washer, its extremely likely that replacing this lid lock will solve the issue.