My Bosch dishwasher is not draining all of the water at the end of the cycle. There’s standing water in the bottom of the washer. It not so much that it pours out when you open the door. It’s right at the level that it wont spill out onto the floor. But before you can use it again, you have to scoop the remaining water out. I’ve checked the screen, it is not clogged. 
Hi Roger
I am having the exact same problem on a model 500 she 55 po5
that is about 9 month old
Chuckmeister