Hi Ian
I have same problem, i have scoured the internet myself to try and fix as im about as much use as a chocolate teapot when it comes to fixing things. Uve most probably sorted it by now but for all those that havent heres some helpfull links.
Manual for
Electrolux esl 6115
http://www.serviceforce.co.uk/pdfs/U26459.pdf
Parts
http://www.espares.co.uk/parts/dishwashers/electrolux/esl6115/p/1083/15/0/576708?page=2
Solutions to fix heating elements / Check PCB too
http://www.fixya.com/support/r4589033-dishwasher_problems_heating_element_not
Hope this helps anyone else with same problem.
Turna.
TURNA
December 2010