While you wait for answers, we may have found some information which could help you.
Click here for Necht 6015 DishwasherNecht dishwasher wqp12-9319 error code E4?
Getting error code E2 on my Necht Dishwasher?
NECHT WQP12-9319 Dishwasher - Can I fix an "E4" fault easily?
necht door fittings?
How Do I Get Rid Of The Water In The Bottom Of The Dishwash?
how do you reset the overflow error on a necht dishwasher?