I have a diplomat ADP8242 integrated dishwasher
When it is switched on it shows the 2nd and 4th light pemenantly lit with the 5th light flashing. Also if you empty the water from the bottom of the dishwasher it will fill up to the level of the fillters beep and go no further
howtomendit.com for free repair help, information and advice.
Try fixfault.com to fix dishwashers.