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Error code reference

KitchenAid Range Error Code F3E0

Main oven temperature sensor open (top oven sensor opened).

KitchenAid codesKitchenAid range codes

Main oven temperature sensor open (top oven sensor opened).

First step from the service manual

Unplug range, open back panels and verify the temperature sensor is plugged in.

The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.

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  • Wiring diagram references and connector pinouts from the OEM service manual
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What F3E0 means on a KitchenAid range

The F3E0 error code indicates the control board has detected an open circuit in the oven temperature sensor (also called the oven sensor or RTD sensor). An open circuit means the control board receives no resistance reading from the sensor at all, rather than a reading that is simply out of range. This condition prevents the oven from regulating temperature, so the control board shuts down oven operation and displays F3E0. The fault can originate at the sensor itself, the wiring harness connecting it to the control board, or the connector terminals at either end.

For homeowners, the oven sensor is a small probe mounted inside the oven cavity, usually at the upper rear wall. It sends continuous resistance readings to the control board so the oven knows what temperature it has reached. When the sensor circuit is broken entirely, the board has no temperature data and cannot safely operate the bake or broil elements. This is why the oven stops working when F3E0 appears.

The most common fix is replacing the oven sensor, which is a relatively accessible part on most KitchenAid ranges. Before replacing the sensor, checking the wiring harness and connector for visible damage or corrosion is worthwhile, since a broken wire can produce the same open-circuit reading the board sees when the sensor itself has failed.

Source: manufacturer service documentation.

Common causes of F3E0

  1. 01

    Failed oven temperature sensor

    Part replacement

    The sensor element inside the probe has broken internally, creating an open circuit. This is the most common cause of F3E0 and is confirmed when resistance across the sensor terminals reads OL (infinite) on a multimeter.

  2. 02

    Broken or damaged wiring harness

    Part replacement

    The wire harness running from the oven sensor to the control board can crack, burn, or break, especially near the connector ends where repeated heat cycling causes stress. A break anywhere in this harness produces the same open-circuit signal as a failed sensor.

  3. 03

    Corroded or disconnected sensor connector

    Wiring / connection

    The push-on connector that attaches the sensor harness to the sensor probe or the control board can work loose or develop corrosion that interrupts continuity. Inspecting and reseating connectors is a no-cost first check before ordering parts.

  4. 04

    Failed control board

    Part replacement

    If the oven sensor and harness both test within spec, the control board's sensor input circuit may have failed, causing it to incorrectly report an open circuit. This is the least likely cause and should only be considered after ruling out the sensor and wiring.

See the test procedure for each cause

Frequently asked questions about F3E0

What does the F3E0 error code mean on a KitchenAid range?
F3E0 means the control board detected an open circuit in the oven temperature sensor. The board receives no usable resistance signal from the sensor, so it cannot monitor oven temperature and shuts down the bake and broil functions. The fault is most often caused by a failed oven sensor or a break in the wiring harness connected to it.
How do I fix the F3E0 error on my KitchenAid range?
Start by unplugging the range and locating the oven sensor at the upper rear wall of the oven cavity. Disconnect the sensor and test its resistance with a multimeter; a good sensor reads approximately 1080 to 1090 ohms at room temperature. If the reading is infinite or OL, replace the sensor. If the sensor tests correctly, inspect the harness and connectors between the sensor and the control board for breaks or corrosion before considering a control board replacement.
Can I still use my KitchenAid range with the F3E0 code active?
The oven will not operate while F3E0 is active because the control board has no temperature data to regulate the heating elements safely. Surface burners on a gas or electric range are typically unaffected by this fault code, so cooktop cooking is generally still possible. Do not attempt to bypass or ignore the fault and force oven operation, as uncontrolled heating element operation is a fire and safety risk.
How much does it cost to fix an F3E0 error on a KitchenAid range?
An oven temperature sensor for a KitchenAid range typically costs between $20 and $60 for the part. If you are comfortable with basic appliance repair, replacing it yourself takes about 15 to 30 minutes and requires only a screwdriver. A professional service call will add $100 to $200 in labor depending on your area. If the control board is the actual cause, board replacement costs $150 to $350 or more for the part alone, making professional diagnosis worthwhile before committing to that repair.
How do I test the oven sensor before replacing it for F3E0?
Unplug the range, then remove the two screws holding the sensor to the oven back wall and pull it forward enough to disconnect the wiring harness. Set a multimeter to measure resistance (ohms) and probe the two terminals on the sensor connector. At room temperature, a functional oven sensor reads roughly 1080 ohms. A reading of infinite resistance or OL confirms the sensor has an open circuit and needs replacement. If the sensor reads correctly, the fault is in the harness or control board.

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