Frigidaire F10 Error Code — What It Means
The F10 code on a Frigidaire electric range signals a thermal runaway or runaway temperature condition. The control board has detected that the oven is overheating or heating when it should not. This is a safety fault designed to prevent uncontrolled heating. Frigidaire’s official guidance is to reset power first. If the code returns after reset, service is required because the fault indicates a real failure in the temperature control loop.
Common Causes
- Failed oven temperature sensor (RTD) The sensor probe has drifted out of specification or failed, sending inaccurate temperature data to the control board.
- Damaged or loose sensor wiring and connectors Open circuits, intermittent connections, corrosion, or pinched wires between the sensor and control board can mimic a runaway condition.
- Stuck relay on the electronic control board A relay on the control board remains closed and keeps sending power to the bake or broil element even when the oven should be off.
- Faulty electronic control board The control board itself may have scorched traces, corroded solder joints, or failed logic circuits that falsely detect thermal runaway.
Step-by-Step Fix
- Reset power by switching off the circuit breaker or unplugging the range for at least 30 seconds, then restore power and observe whether the code returns.
- Verify oven safety before further testing. If the oven is still heating unexpectedly or elements glow when the oven is off, disconnect power immediately.
- Inspect the oven temperature sensor and harness for physical damage, corrosion, loose connector pins, or pinched wiring where the harness enters the oven cavity.
- Measure sensor resistance at room temperature using a digital multimeter. Expect approximately 1100 ohms at room temperature for Frigidaire oven sensors. Replace the sensor if resistance is significantly out of range.
- Check wiring continuity from the sensor plug back to the control board connector. The harness should show the same resistance as the sensor with no opens or intermittent connections.
- Examine the electronic control board for visible signs of scorching, burned relays, or corrosion around the bake and broil relay outputs.
- Replace the failed component with an OEM or equivalent part. If sensor and wiring test good, replace the electronic control board.
Parts Often Needed
| Part | Notes |
|---|---|
| Oven temperature sensor (RTD probe) | Amazon | Choose the sensor that matches your Frigidaire range model number. Expect approximately 1100 ohms resistance at room temperature. |
| Sensor wiring harness | Amazon | Order if the harness has broken wires, corroded pins, or damaged insulation between the sensor and control board. |
| Electronic control board (ERC or clock assembly) | Amazon | Replace if sensor and wiring test good but the fault persists. Relays are not separately serviceable on most boards. |
When to Call a Pro
Call a qualified appliance technician if the F10 code returns after a power reset, if you are uncomfortable working with 240-volt circuits, or if the oven continues to heat when it should be off. Thermal runaway is a safety hazard. A technician will use a multimeter to isolate whether the fault lies in the sensor, wiring, or control board, and will replace the failed component with the correct part for your model. Do not operate the range if elements remain energized unexpectedly.