While you wait for answers, we may have found some information which could help you.
Click here for Heating Dishwasher WorkWhy is my SMEG Dishwasher showing E1 without water in tray?
Hotpoint Start/Pause button flashing?
K8D45517?
Simpson Silencio 850 Dishwasher?
How to switch on beep on BEKO dishwasher?
Which way up is the upper spray arm - with holes uppermost o?