Ok,
I've opened up the wash motor impeller and there is nothing jammed inside. That is assuming that the wash motor is the Askoll item mentioned in this post
http://www.diynot.com/forums/viewtopic.php?t=232299&postdays=0&postorder=asc&start=0&sid=bb594cc3ce5cf2ccbafd2b5cf1d1d96a
Im...