By Samurai Appliance Repair Man, www.Appliantology.org

Even though this problem has been around a while, I still meet lots of techs at the Appliantology Academy who get stumped by this one.  So, it seemed like a good topic for a quick primer on this classic problem: why the dishwasher controller throws this error code and the Big Four things that can cause it.  Come with me now on a Journey of Total Appliance Enlightenment™:

http://appliantology.org/blog/1/entry-578-troubleshooting-a-whirlpool-dishwasher-with-the-clean-light-blinking-seven-times/