Maytag Dishwashers Problems Start And Delay Button Won't Work On Maytag Dishwasher?

Start and delay button won't work on Maytag dishwasher? - maytag dishwashers problems

The 2 keys are in the form of a small membrane Agreement. Maytag is a MDC4650AWW Anyone else have the same problem or anyone has any idea what that is? All other keys are working properly.