Michael S Miller Place , NY January 02, 2016 Appliance: KitchenAid Undercounter Dishwasher KUDP01FLBL2 Kitchenaid Dishwasher Kudp01flbl2: Start button flaky not always working. How to replace Dishwasher Control Panel. First I replaced control panel assembly,then the user interface. roughly 250.00 in parts. rook about a half hour. it's basically a new machine again. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes