We may have found other answers which could help you.
Click here for Top Checked HosesSimpson Silencio 850 Dishwasher?
Clear E1 error code on smeg dishwasher with no water or leak?
K8D45517?
Hotpoint Aquarius FDW20 diswasher?
Why is my SMEG Dishwasher showing E1 without water in tray?
Which way up is the upper spray arm - with holes uppermost o?