Louis C White Plains , MD November 26, 2019 Appliance: Maytag Undercounter Dishwasher MDB7749AWQ2 Maytag Dishwasher Mdb7749awq2: Start button on dishwasher would not work. How to replace Dishwasher Control Panel Console Assembly. Looked up the problem on the internet and it said if lights were lit on the control panel and it would not start it was probably a bad start button. Ordered a new control panel and replace the old one. I needed to follow minimum directions on the internet but was fairly simple. Remember to move the handle from old to new. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes