Jenn-air Dishwasher Troubles

JENN-AIR DISHWASHER TROUBLE (MODELJDB3600AWP2)CONTROL PANEL AT TOP OF DOOR FLASHING "SENSOR WASH"NO OTHER FEAUTURE WORKS
PUSHING OTHER BUTTON NO RESPONSE LIGTHS DO NOT CHANGE CONTROL TOUCH PAD (UNLOCKED) CHANGED WASHER SENSOR AND CONTROL BOARD AS ADVISED HERE AND STILL SAME PROBLEM JUST WILL NOT STOP FLASHING "SENSOR WASH" THINGS DONE THUS FAR CHECKED WATER SUPPLY/WATER LEVEL SENSOR CHECKED/POWERED DOWN UP TO SEVERAL HOURS STILL SAME PROBLE NEED HELP HERE ALSO TESTED TOUCH PAD AS PER ENCLOSED INSTRUCIONS (DISCONECTED FROM CTL BOARD)CLOSED DOOR AND DOES WHAT INSTRUCIONS SHOULD DO RUNS WATER PUMP PER 2 MINUTES PROOFING TOUCH PAD OK AS SOO AS DOOR IS CLOSED ALWAYS PUMP RUNS PER 2 MINUTES BUT TOUCH PAD STILL SAME ALSO WONDER WHAT PURPOSE IS THE BYMETAL ALSO MOUNTED ON CTL BOARD BUT NOT PART OF IT, WHEN DISCONECTED WILL NOT WORK THAT ALL, NEED SOME HELP HERE BECAUSE CHANGING TOUCH PAD ALTHOUG i DO NOT THINK IS WHAT IS WRONG IS VERY EXPENSIVE PLEASE HELP THANK YOU