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Error code reference

Amana Range Error Code F1-1

Over temperature while cooking.

Amana codesAmana range codes

Over temperature while cooking.

First step from the service manual

Check sensor and wiring first, replace control if sensor is good.

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 F1-1 means on a Amana range

The F1-1 error code on an Amana range indicates an over-temperature condition detected during a cooking operation. This fault is tied to the oven temperature sensor circuit, which continuously monitors the internal oven cavity temperature and reports readings back to the electronic control board. When the board detects a temperature that exceeds the expected operating threshold during a cook cycle, it triggers the F1-1 fault and typically shuts down the heating elements to prevent further overheating.

The oven temperature sensor, often referred to as an RTD (resistance temperature detector), changes its electrical resistance in proportion to temperature. A faulty sensor that has shifted out of its normal resistance range can report falsely elevated temperatures to the control board, causing the F1-1 code to appear even when the actual oven temperature is normal. Damaged or shorted wiring between the sensor and the board can produce the same misleading signal.

Diagnosis should begin with the sensor and its associated wiring. Inspect the sensor probe for physical damage and check the wiring harness for burned insulation, pinched wires, or loose connections at both the sensor and the control board. If the sensor and wiring check out as good, the electronic control board itself is the likely source of the fault and will need to be replaced. Replacing a functional sensor without testing it first is a common and avoidable diagnostic error.

Source: manufacturer service documentation.

Common causes of F1-1

  1. 01

    Faulty oven temperature sensor

    Part replacement

    The RTD temperature sensor may have drifted out of its correct resistance range or failed outright, causing it to report falsely high temperatures to the control board. Testing the sensor's resistance at room temperature and comparing it to the rated specification will confirm whether it has failed.

  2. 02

    Damaged or shorted sensor wiring

    Wiring / connection

    Wiring between the oven temperature sensor and the control board can become pinched, burned, or corroded over time, resulting in a short or false signal. Visually inspect the harness along its full run and check for continuity at the connector pins.

  3. 03

    Loose or corroded wiring connections

    Wiring / connection

    A loose connection at either the sensor plug or the control board connector can create intermittent resistance changes that the board interprets as an over-temperature event. Reseating and inspecting all related connectors is a quick early diagnostic step.

  4. 04

    Faulty electronic control board

    Part replacement

    If the sensor and all wiring test as good, the control board itself may be misreading the sensor signal due to internal component failure. This is a less common cause but is the next logical replacement after the sensor circuit has been ruled out.

See the test procedure for each cause

Frequently asked questions about F1-1

What does F1-1 mean on a Amana range?
The F1-1 code on an Amana range means the oven detected an over-temperature condition during a cooking cycle. The control board monitors oven temperature through a sensor and triggers this fault when readings exceed the expected threshold. The issue is most often related to a faulty temperature sensor or a wiring problem in that circuit. If the sensor tests good, the control board itself may need to be replaced.
Can I fix the F1-1 error on my Amana range myself?
A knowledgeable DIYer can begin by inspecting the oven temperature sensor and its wiring for visible damage and loose connections. If the sensor needs to be replaced, it is a relatively straightforward repair involving disconnecting the old sensor and installing a new one. However, if the control board is the root cause, board replacement involves working near line-voltage components and may be better handled by a qualified technician.
Is it safe to use my Amana range while the F1-1 code is showing?
It is not recommended to continue using the oven while the F1-1 fault is active. The code indicates an over-temperature condition, which means the oven may be operating outside of safe temperature boundaries. Continued use before diagnosis and repair could pose a fire hazard or cause further damage to components.
Will resetting my Amana range clear the F1-1 error code?
Resetting the range by cutting power at the breaker for a few minutes may temporarily clear the F1-1 code, but it will return if the underlying problem has not been corrected. A reset does not fix a faulty sensor, damaged wiring, or a failing control board. It can be useful as a first step to confirm whether the fault is intermittent, but a proper diagnosis is still required.
How much does it cost to repair an F1-1 error on an Amana range?
Repair costs depend on which component is at fault. An oven temperature sensor is generally an affordable part, with DIY repair costs typically ranging from $20 to $60 for the part alone. A replacement electronic control board is considerably more expensive, often ranging from $100 to $300 or more for the part, plus labor if a technician performs the repair. Getting a diagnostic visit from a technician will help confirm the exact cause before committing to parts.

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