While you wait for answers, we may have found some information which could help you.
Click here for Dishwasher Water GoingHotpoint Start/Pause button flashing?
Kenwood Dishwasher KID60S20 leaking from front?
How to fix Kenwood Slimline Dishwasher KDW45X20 with a F1 Er?
K8D45517?
Why is my SMEG Dishwasher showing E1 without water in tray?
Hotpoint Aquarius FDW20 diswasher?