We may have found other answers which could help you.
Click here for Neff Oven TimerNeff top oven/grill?
Neff B1422 - Light Fitting?
Neff B1320.oven gets to 180° then cuts out and trips out electric ?
How do I fix my neff B44M42N3GB ?
Neff oven has no temperature?
Neff B1442NOGB/01 Elements not heating?