hotpoint dishwasher df42x?

my 6 year old hotpoint ultima dishwasher, model DF42X, has started to stop on the first wash cycle on any wash program.
have had a new pump fitted. but problem now more frequant.
on electronic display ' E 20' flashing and beeb to signal fault.
M. Williams, June 2004


done
The E20 Error code suggests that the machine is not reaching temperature. I have the same problem did you find a solution?

James Jaggard, August 2004
link Click here to see other fixes for Hotpoint.