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Error code reference

KitchenAid Oven Error Code F6E3

Mini oven/warm drawer over temperature

KitchenAid codesKitchenAid oven codes

Mini oven/warm drawer over temperature - oven is not equipped with this feature.

First step from the service manual

Press OFF, OFF, START to enter Diagnostics mode, then replace user interface with correct control associated with this product.

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

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What F6E3 means on a KitchenAid oven

The F6E3 error code on a KitchenAid oven indicates a mismatch between the user interface control board and the oven unit itself. Specifically, the control is signaling an over-temperature condition for a mini oven or warm drawer, but the physical appliance is not equipped with that feature. This is a configuration incompatibility error rather than a true thermal fault. The control board is running firmware or logic designed for a higher-tier model that includes a secondary oven cavity or warm drawer, and it is attempting to monitor a component that does not exist on this particular unit.

The root cause is nearly always an incorrect user interface board installed in the oven. This can happen after a prior repair where the wrong replacement control was used, or in rare cases as a factory or distribution error. Because the control expects to communicate with a mini oven or warm drawer temperature sensor that is absent, it generates the F6E3 fault as part of its self-diagnostic routine. No actual overheating event is occurring.

The prescribed first diagnostic step is to press OFF, OFF, START to enter Diagnostics mode and confirm the fault, then replace the user interface with the correct control board matched to this specific product model. Cross-referencing the model number against the correct part is critical before ordering a replacement board. Simply resetting the unit will not resolve this fault because the hardware mismatch persists until the correct control is installed.

Source: manufacturer service documentation.

Common causes of F6E3

  1. 01

    Incorrect user interface control board installed

    Part replacement

    The most likely cause is that a user interface board from a higher-feature model was installed during a previous repair. The board's programming includes monitoring for a mini oven or warm drawer that this unit does not have, triggering the mismatch fault.

  2. 02

    Wrong replacement part ordered after prior repair

    Part replacement

    If the oven recently had control board service, the technician or parts supplier may have provided a board that fits physically but is programmed for a different product configuration. Verifying the full model number against the part number is necessary to confirm this.

  3. 03

    Factory or distribution assembly error

    Part replacement

    In uncommon cases, a mismatched control board may have been installed at the point of assembly or during warehouse handling before the unit was sold. This would present as an F6E3 error on a unit that has never been serviced.

See the test procedure for each cause

Frequently asked questions about F6E3

What does F6E3 mean on a KitchenAid oven?
F6E3 indicates that the user interface control board is configured for a model that includes a mini oven or warm drawer, but the oven it is installed in does not have that feature. This creates a configuration mismatch that the oven's diagnostic system flags as an error. No actual overheating is occurring. The fix requires replacing the control board with one matched to your specific model.
Can I fix the F6E3 error myself?
Entering Diagnostics mode by pressing OFF, OFF, START can help confirm the fault, but resolving it requires installing the correct user interface control board for your specific KitchenAid model. If you are comfortable identifying the right part using your model number and replacing a control board, this can be a DIY repair. If you are unsure about part identification or board replacement, a qualified appliance technician should handle it.
Will resetting my KitchenAid oven clear the F6E3 error?
Resetting the oven will not permanently clear F6E3 because the underlying cause is a hardware mismatch between the installed control board and the oven model. The error will return after the reset because the board continues to look for a mini oven or warm drawer that does not exist on the unit. The only lasting fix is installing the correct control board.
Is it safe to use my KitchenAid oven when F6E3 is displayed?
F6E3 is a configuration error, not an active overheating event, so there is no immediate thermal hazard associated with the code itself. However, using an oven with a mismatched control board is not recommended, as the board may not properly manage or monitor the oven's actual functions. It is best to resolve the control board mismatch before relying on the oven for regular cooking.
How much does it cost to fix a KitchenAid oven F6E3 error?
The primary cost is the replacement user interface control board, which typically ranges from around $100 to $300 or more depending on the specific KitchenAid model. If a technician is hired to diagnose and install the part, labor costs will add to the total, generally bringing the full repair into the $150 to $500 range. Getting a firm parts quote using your exact model number before proceeding is advisable.

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