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Error code reference

Maytag Range Error Code F1:2

Oven temperature exceeds 950°F (runaway condition in clean mode).

Maytag codesMaytag range codes

Oven temperature exceeds 950°F (runaway condition in clean mode).

First step from the service manual

Check sensor, harness, and connections.

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

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  • Step-by-step tests with expected resistance, voltage, and continuity values
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What F1:2 means on a Maytag range

The F1:2 error code on a Maytag range indicates that the oven temperature has exceeded 950 degrees Fahrenheit during a self-clean cycle, triggering a thermal runaway condition. The electronic oven control (EOC) continuously monitors temperature data from the oven temperature sensor (RTD probe) throughout operation. When that sensed temperature climbs beyond the 950°F threshold during clean mode, the control board interprets this as an uncontrolled heating event and halts operation to prevent damage to the oven cavity, door latch assembly, and internal wiring.

The most likely origin of this fault lies within the temperature sensing circuit. A failed or drifting RTD sensor can report artificially high temperatures to the control board, causing the board to see a runaway condition even when actual oven temperatures are within range. Equally, a short or open in the sensor harness, corroded connector pins, or a loose connection at either the sensor or the control board can produce erratic voltage signals that the EOC interprets as extreme heat. In genuine runaway cases, a stuck relay on the control board itself can cause the bake or broil element to remain energized continuously.

Diagnosis should begin with a visual inspection of the sensor harness and all associated connectors for heat damage, corrosion, or loose terminals. The RTD sensor resistance should be measured at room temperature to verify it falls within the expected range for the installed probe. If the sensor and wiring check out, the control board's relay output should be evaluated to confirm it is cycling the elements correctly and not holding them on continuously.

Source: manufacturer service documentation.

Common causes of F1:2

  1. 01

    Faulty oven temperature sensor (RTD probe)

    Part replacement

    A failing RTD sensor can send inaccurate high-temperature readings to the control board, triggering a false runaway signal. Check the sensor's resistance value at room temperature and compare it to the specification for your model.

  2. 02

    Damaged or corroded sensor harness

    Part replacement

    Heat exposure during clean cycles can degrade wiring insulation, cause corrosion at connector pins, or create intermittent shorts that produce erratic temperature signals. Inspect the full length of the harness and all connector terminals carefully.

  3. 03

    Loose or disconnected sensor connection

    Wiring / connection

    A connector that has worked loose at the sensor probe end or at the control board can interrupt the temperature signal and cause the EOC to log a runaway fault. Reseat all connections and verify they are fully locked.

  4. 04

    Stuck relay on the electronic oven control board

    Part replacement

    If the relay controlling the bake or broil element on the EOC becomes welded closed, the element will stay energized continuously and the oven temperature can genuinely exceed 950°F. If the sensor and wiring test normal, the control board should be suspected.

  5. 05

    Electronic oven control board failure

    Part replacement

    Beyond a stuck relay, broader EOC failure can cause it to misinterpret sensor signals or fail to cut power to heating elements at the correct thresholds. This is typically a diagnosis of exclusion after the sensor and harness have been ruled out.

See the test procedure for each cause

Frequently asked questions about F1:2

What does F1:2 mean on a Maytag range?
The F1:2 code means the oven control detected a temperature above 950 degrees Fahrenheit during a self-clean cycle, which is classified as a thermal runaway condition. The control board shuts down the oven as a safety measure when this threshold is crossed. The fault most often traces back to a defective temperature sensor, a wiring issue in the sensor circuit, or in some cases a control board with a stuck relay.
Is it safe to use my Maytag range after an F1:2 error?
You should not resume using the oven until the cause of the F1:2 fault has been identified and corrected. The code indicates either a genuine overheat condition or a sensor circuit problem, both of which need to be resolved before the appliance can be considered safe to operate. If the oven actually reached runaway temperatures, inspect the door seal, latch assembly, and cavity interior for heat damage before returning the unit to service.
Will resetting the Maytag range clear the F1:2 error?
Resetting the range by disconnecting power for a few minutes may clear the error code temporarily, but it will not fix the underlying problem. If the fault condition is still present, the F1:2 code will return the next time the self-clean cycle is run. A reset is useful for confirming whether the error is persistent, but proper diagnosis of the sensor, harness, and control board is still required.
How do I fix the F1:2 error code on my Maytag range?
Start by inspecting the oven temperature sensor, its wiring harness, and all associated connectors for damage, corrosion, or loose connections. Measure the resistance of the RTD sensor to determine if it is reading accurately. If the sensor and wiring are in good condition, the electronic oven control board should be evaluated for a stuck relay or broader failure. Replacing the defective component, whether sensor, harness, or board, is required to resolve the fault.
How much does it cost to repair an F1:2 error on a Maytag range?
Repair costs vary depending on which component has failed. A replacement oven temperature sensor typically runs in the range of $20 to $60 for the part alone. A new electronic oven control board is considerably more expensive, often falling in the range of $150 to $350 for the part. Adding professional labor costs can bring the total repair cost higher, so getting a diagnostic estimate before committing to a repair is advisable.

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