Sorted it - I traced wires and tested through trial and error and isolated the PCB as the likely cause of my fault. I was then lucky enough to find a post containing the part number of my PCB which outlined the same symptoms and confirmed that replacing the PCB solved the problem (albeit...
I've done some reading about and some poking about the appliance but I'm still a little lost so any help appreciated with the following situation.
I did a few High temperature washes last week and returned to do a normal wash on Fri to find that the machine wouldn't start the cycle...