Have you checked for a stored error?
Have you done a reset on the pcb?
If all you get is the drain pump running, go into diagnostics and then slowly turn through each position clockwise. When you get to off, switch it on and off again.
Try it again, the pcb is reset.
PNC isn’t recognised and there are 4 machines coming up with the model number.
It will only show certain errors to the customer.
You have to go into diagnostics for the engineer error.
Or, press and hold the start/pause button and the button to the left of it together while the machine is in a programme.
It will display the engineer error code.