before taking your dishwasher to bits check the basics....is the water valve turned on and make sure when the dishwasher is pushed back into position that the water hose is not kinked.
Paul
April 2012
first remove inlet hose and check filter at inlet,if that is clean you will have to open top and inspect inlet valve solenoid ,if their is power at valve it mean replacing valve or if you feel up to it remove valve,strip and inspect for dirt inside