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Error code reference

Amana Range Error Code F1-C

Control not calibrated.

Amana codesAmana range codes

Control not calibrated.

First step from the service manual

Replace control.

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

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What F1-C means on a Amana range

The F1-C error code on an Amana range indicates that the electronic oven control (EOC) has not been calibrated or has lost its calibration data. The control board stores calibration parameters in non-volatile memory, and when that data is absent, corrupted, or unreadable, the board cannot accurately regulate oven temperature or interpret sensor input. This puts the control in a non-functional state and prevents normal cooking operations.

Calibration data tells the control how to interpret resistance readings from the oven temperature sensor (RTD probe) and how to adjust heating element output accordingly. Without valid calibration, the board cannot establish a reliable reference point for temperature regulation. This is an internal firmware or memory issue within the control board itself, not a symptom of a faulty sensor or wiring harness in most cases.

The prescribed diagnostic step for F1-C is direct replacement of the electronic control board. Unlike some error codes that involve external components such as sensors or wiring, this fault points specifically to the control itself as the failed component. Power cycling the range will not restore missing calibration data, as the fault is internal to the board's memory or programming. A replacement control board will come pre-programmed with the correct calibration values for the unit.

Source: manufacturer service documentation.

Common causes of F1-C

  1. 01

    Failed or corrupted control board memory

    Part replacement

    The most common cause is internal memory failure on the electronic oven control, where calibration data has been lost or corrupted. The board cannot recover this data on its own, making replacement necessary.

  2. 02

    Control board never calibrated from factory

    Part replacement

    In some cases, a replacement control board may have been installed without proper calibration data loaded, triggering F1-C immediately after installation. This also requires a correctly programmed replacement board.

  3. 03

    Power surge or electrical event

    Part replacement

    A voltage spike or sudden power interruption can wipe or corrupt the non-volatile memory on the control board where calibration values are stored. If the fault appeared after a power event, the board is likely damaged internally.

  4. 04

    Age-related component degradation on the control board

    Part replacement

    Over time, memory chips and other components on the control board can degrade, leading to data loss or read errors. This is more common on older units and will not resolve without board replacement.

See the test procedure for each cause

Frequently asked questions about F1-C

What does F1-C mean on a Amana range?
F1-C means the electronic oven control board is not calibrated. The board stores calibration data that it uses to regulate oven temperature, and when that data is missing or corrupted, the control cannot function properly. This fault is internal to the control board and requires board replacement to resolve.
Can I fix the F1-C error myself on my Amana range?
The only recommended fix for F1-C is replacing the electronic oven control board. There is no technician-accessible recalibration procedure that can restore missing internal calibration data. If you are comfortable disconnecting power and swapping a control board, this is a repair some experienced DIYers can perform, but working inside an appliance always carries some risk and you should ensure the unit is fully unplugged before starting.
Will resetting my Amana range clear the F1-C error?
No, a power reset will not clear F1-C. Because the fault is caused by missing or corrupted calibration data stored inside the control board's memory, cycling power does not restore that data. The error will return each time the range is powered on until the control board is replaced.
Is it safe to use my Amana range when F1-C is displayed?
It is not recommended to use the oven while F1-C is active. Without valid calibration data, the control board cannot accurately regulate oven temperature, meaning the oven may not heat correctly or may behave unpredictably. Surface burners on a gas range may still operate, but the oven should be considered unreliable until the fault is resolved.
How much does it cost to fix the F1-C error on an Amana range?
The cost depends on whether you hire a technician or do the repair yourself. A replacement electronic oven control board for an Amana range typically runs in the range of $150 to $350 for the part alone, depending on the model. If you hire a repair technician, labor costs can add another $100 to $200, bringing the total repair cost to roughly $250 to $550.

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