Start button but water does not come in - when I cancel the start the drain pump starts to try pump water out so that works but the water does not come in at the beginning.

start button but water does not come in - when I cancel the start the drain pump starts to try pump water out so that works but the water does not come in at the beginning.
It could be a few things: Water sensor defunct; main contrrol defunct; pipe blocked, puppy turned the water tap off, etc.

Check this site: http://hometips.com/home_probsolver/hps03/03_dishwasher/hps_dishwash02.html

M:)