Whirlpool 24 in. DU915PWP Built-in Dishwasher "du915" Questions

whirlpool dishwasher model du915 built-in problem There's a strange sound when the unit is on. Took apart everything inside the unit (pump,etc) down to the metal shaft from the motor. Below the pump ...

Du915 won't change cycles I push the buttons and nothing changes. It's stuck on light cycle and heated dry. I've shut down breaker to try to reset keyboard. No change. most likely the control board is