F10
Kenmore Runaway Temperature / Stuck Relay

Oven beeps and displays F10; oven may overheat or shut down during bake or broil

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Safety Warning

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

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Possible Causes

Shorted oven temperature sensor (RTD), Failed electronic oven control (EOC) relay, Damaged sensor harness or connector

How to Fix / Troubleshooting

Safety first: Disconnect power at the breaker before removing any panels. High voltage is present even when the oven is off.

  • Power reset: Turn the range breaker off for 5 minutes, then restore power and test. If F10 returns quickly, continue below.
  • Check oven temperature sensor:
    • Pull the range forward and unplug it (or switch off breaker).
    • Remove the rear panel to access the oven temperature sensor harness (usually a thin probe entering the rear of the oven cavity).
    • Disconnect the sensor plug and measure resistance with a multimeter: at room temperature (~70°F / 21°C) it should read about 1050–1100 Ω.
    • If reading is far off (open, shorted, or very different from spec), replace the oven temperature sensor (RTD).
  • Inspect harness and connector: Check for burnt, loose, or corroded connectors between the sensor and the electronic oven control (EOC). Repair or replace damaged wiring.
  • Check control board: If the sensor tests good and wiring is intact, the EOC relay may be stuck closed, causing runaway temperature. Inspect the control board for burnt spots or melted relay. Replace the electronic oven control board if defective.
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Repair Difficulty

Hard 4/5

Required Part

Oven Temperature Sensor (RTD)
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