Joseph F Saco , ME June 10, 2015 Appliance: Maytag Undercounter Dishwasher ADB3500AWB0 Maytag Dishwasher Adb3500awb0: Machine would not start some control panel buttons would not react. How to replace Panel- Con. I tested the door switch, and finally pulled my control panel out, and noticed either breaks, or severe corrosion on the end of the ribbon cable closest to the panel. I ordered the part from this site, and it was a quick rough in to test, then I made it permanent. All it took were some hex wrenches (although the door probably uses Torx screws), and a 1/4" socket/driver Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes