While you wait for answers, we may have found some information which could help you.
Click here for Not Working Push ButtonsSimpson Silencio 850 Dishwasher?
How to fix Kenwood Slimline Dishwasher KDW45X20 with a F1 Er?
Hotpoint Start/Pause button flashing?
Which way up is the upper spray arm - with holes uppermost o?
K8D45517?
Clear E1 error code on smeg dishwasher with no water or leak?