While you wait for answers, we may have found some information which could help you.
Click here for Hot Washing Cycledoor handle has fallen off my neff dishwasher?
How can I repair my dishwasher?
How can i fix Neff S4457NOGB/17 FD 8411 dishwasher?
How do I find the water inlet valve on a Neff S4840 ?
Neff dishwasher burning smell?
neff dishwasher won't start?