While you wait for answers, we may have found some information which could help you.
Click here for Global 450 DishwasherHow can I mend my Zanussi ZDLN1512 dishwasher?
How to fix Kenwood Slimline Dishwasher KDW45X20 with a F1 Er?
Simpson Silencio 850 Dishwasher?
Why is my SMEG Dishwasher showing E1 without water in tray?
How to switch on beep on BEKO dishwasher?
Which way up is the upper spray arm - with holes uppermost o?