We may have found other answers which could help you.
Click here for Start Panel LightClear E1 error code on smeg dishwasher with no water or leak?
Why is my SMEG Dishwasher showing E1 without water in tray?
How to fix Kenwood Slimline Dishwasher KDW45X20 with a F1 Er?
How do I turn the delay off on Electrolux DX302 dishwasher?
K8D45517?
Hotpoint Start/Pause button flashing?