Brian D Rock Hill , SC December 17, 2022 Appliance: General Electric Electric Oven JT3000SF2SS Ge Wall Oven Jt3000sf2ss: F2 error due to failed temperature sensor. How to replace Sensor Assembly. Easy peasy. We did the repair on a 9-year-old GE wall oven. 8 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes