Hello, Thank you for using this service, I will be helping you with your problem today.
Good afternoon. unfortunately this is a bad error to get. this is the meaning . basically it means the electronic control has failed. this is available but is not cheap sorry to say. its around $309.00 at the following link. click this blue link. http://www.repairclinic.com/PartDetail/Oven-Control-Board/WB27T10287/875280?modelNumber=911.41885991?RCAID=1000065 you will need to order and replace the erc to fix the issue.
Thank you for getting back to me so quick. Appreciate all the help.