F3GE Appliances Oven — GE Oven F3 Error Code
Temperature sensor short circuit
Severity
Critical
Difficulty
Moderate
Est. Cost
What's Happening
The sensor reads abnormally low resistance, which the board interprets as extremely high temperature.
How to Fix It
Disconnect power. Test the sensor — if near 0 ohms, it's shorted. Check wiring for damage. Replace the sensor.
Frequently Asked Questions
What does F3 mean on a GE oven?
F3 means the temperature sensor is shorted. The control board detects abnormally low resistance.
Can damaged wiring cause F3?
Yes. Wires shorting against the oven frame can mimic a failed sensor. Inspect wiring before buying a new sensor.
How much does a GE oven sensor cost?
Typically $15–$40. One of the cheapest and easiest oven repairs.