Nick C Charlotte , NC November 02, 2014 Appliance: Frigidaire Range FGGF3054MFF Frigidaire Range Fggf3054mff / : F11 error code oven controller needed replacing. How to replace Control Board. Remove back panel, unscrew controller, unplug and reattached wires from old controller to new one. an easy fix. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours