We may have found other answers which could help you.
Click here for Red Light DishwasherWhy is my SMEG Dishwasher showing E1 without water in tray?
Clear E1 error code on smeg dishwasher with no water or leak?
K8D45517?
Water won’t pump out?
Simpson Silencio 850 Dishwasher?
Which way up is the upper spray arm - with holes uppermost o?