Jesse C Pittsburgh , PA November 09, 2020 Appliance: General Electric Dishwasher ADT521PGJ2WS Ge Dishwasher Adt521pgj2ws: Dishwasher door was not sensing that it was closed (beeped after closing). How to replace Electronic Control Board. Replacing the control board fixed the problem. First, I had replaced the door latch sensor, but the problem remained. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes