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Error code reference

Kenmore Oven Error Code SFSF

Sabbath Failure

Kenmore codesKenmore oven codes

Sabbath Failure — power was interrupted during Sabbath mode operation and the oven will not restart automatically.

First step from the service manual

Set mode and temperature selectors to OFF, then press and hold the light button for at least 3 seconds to clear SF from the display.

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

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What SFSF means on a Kenmore oven

The SFSF error code on a Kenmore oven indicates a Sabbath Mode failure. Sabbath mode is a specialized operating mode designed to allow observant users to maintain oven temperature continuously over a multi-day period, typically for religious observances such as the Jewish Sabbath or holidays. When the oven is running in Sabbath mode and experiences a power interruption, whether from a brief flicker, a tripped breaker, or a full outage, the control system detects that the mode was active at the time power was lost. Rather than automatically resuming Sabbath mode operation after power is restored, the oven locks itself and displays SFSF to alert the user that an interruption occurred.

This behavior is intentional. The oven will not restart Sabbath mode on its own because an unsupervised automatic restart could be considered a violation of Sabbath observance rules, and the control system is designed to require deliberate user intervention before resuming. The SFSF code is therefore a status notification rather than an indicator of a hardware or component failure. No sensor, relay, or heating element is necessarily faulty when this code appears.

Clearing the SFSF code requires a specific manual reset sequence. First, set both the mode selector and the temperature selector to OFF. Then press and hold the light button for a minimum of 3 seconds until SF disappears from the display. Once cleared, the oven can be returned to normal operation. If the code reappears without a power interruption having occurred, the control board may be malfunctioning and should be inspected.

Source: manufacturer service documentation.

Common causes of SFSF

  1. 01

    Brief power interruption during Sabbath mode

    Wiring / connection

    A momentary power flicker, brief outage, or tripped circuit breaker while Sabbath mode was active is the most common trigger for SFSF. Even a very short loss of power is enough for the control board to log the failure and lock the mode.

  2. 02

    Full household power outage

    Wiring / connection

    An extended power outage will always terminate Sabbath mode and produce the SFSF code upon power restoration. The oven cannot distinguish between a short flicker and a prolonged outage.

  3. 03

    Accidental oven power switch or breaker shutoff

    Wiring / connection

    If someone in the household turned off the oven at the breaker or wall switch without knowing Sabbath mode was active, the control board will display SFSF when power is restored.

  4. 04

    Loose or intermittent electrical connection

    Wiring / connection

    A loose connection at the oven's power terminal block or at the wall outlet can cause repeated brief interruptions that repeatedly trigger SFSF. Check the terminal block connections and the outlet voltage if the code returns frequently without an obvious power event.

  5. 05

    Faulty electronic control board

    Part replacement

    If SFSF appears when no power interruption has occurred, the control board itself may be generating false failure flags. A control board that is malfunctioning may need to be replaced to resolve persistent or unexplained SFSF codes.

See the test procedure for each cause

Frequently asked questions about SFSF

What does SFSF mean on a Kenmore oven?
SFSF stands for Sabbath Failure on a Kenmore oven. It means the oven was operating in Sabbath mode when a power interruption occurred, and the control system has locked the mode rather than restarting it automatically. The code is a safety notification, not an indication of a broken component. In most cases it can be cleared with a simple reset procedure.
How do I fix the SFSF error on my Kenmore oven?
Turn both the mode selector and the temperature selector to the OFF position. Then press and hold the light button for at least 3 seconds until SFSF clears from the display. Once the display is clear, you can return the oven to normal use or re-enter Sabbath mode manually. If the code returns without an obvious cause such as a power outage, have the control board inspected.
Is it safe to use my Kenmore oven when it shows SFSF?
The oven will not operate normally while SFSF is displayed because the control system is locked. There is no safety hazard associated with the code itself, as the oven is essentially in a held state waiting for user input. Once you clear the code using the reset procedure, the oven is safe to use again.
Will resetting the oven clear the SFSF code?
A standard power reset by unplugging the oven or cycling the breaker will not clear SFSF. The code requires a specific button sequence: set both selectors to OFF, then press and hold the light button for at least 3 seconds. This is the correct procedure for clearing the Sabbath Failure notification from the display.
How much does it cost to repair a Kenmore oven showing SFSF?
In the majority of cases, SFSF requires no repair at all and costs nothing beyond a few minutes of your time to perform the reset procedure. If the code is caused by a faulty control board, replacement board costs typically range from $150 to $350 for parts, with professional labor adding $100 to $200 depending on your area. Checking for loose electrical connections first is worthwhile before purchasing any parts.

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