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Error code reference

Jenn-Air Oven Error Code FCE2-0

Model/Serial numbers do not match

Jenn-Air codesJenn-Air oven codes

Model/Serial numbers do not match — Model/Serial numbers stored in the ACU(s) and HMI(s) of the product do not match.

First step from the service manual

Enter Diagnostics mode, go to Service & Support / Product Info, and enter Model number and Serial Number.

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

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What FCE2-0 means on a Jenn-Air oven

The FCE2-0 error code on a Jenn-Air oven indicates a mismatch between the model and serial number data stored across the appliance's control units. Specifically, the Appliance Control Unit (ACU) and the Human Machine Interface (HMI) each store product identification data, and when those stored values do not match each other, the system flags this fault. This type of error is a configuration or data integrity issue rather than a hardware failure in the traditional sense.

This mismatch typically occurs after a control board replacement, a software update that was interrupted or improperly applied, or when a replacement ACU or HMI was not properly configured with the correct product identification data before installation. It can also occur if a control board from a different unit was inadvertently installed. The system cross-references the model and serial number stored in each module during startup, and any discrepancy between those records triggers the FCE2-0 fault.

The primary diagnostic approach is to enter the appliance's Diagnostics mode, navigate to Service and Support, then to Product Info, and manually enter the correct model number and serial number. This reprogramming step re-aligns the stored data across the ACU and HMI so that both modules reflect matching identification information. The correct model and serial numbers can be found on the appliance's rating label, typically located on the oven door frame or interior cavity.

Source: manufacturer service documentation.

Common causes of FCE2-0

  1. 01

    ACU or HMI replaced without reprogramming

    Wiring / connection

    When a new Appliance Control Unit or Human Machine Interface is installed, it may not carry the correct model and serial number for the specific appliance. The new board must be programmed with the unit's identification data before the mismatch clears.

  2. 02

    Incorrect replacement control board installed

    Part replacement

    A control board sourced for a different model or unit may have been installed, causing the stored product data to conflict with the other control module. Verifying the board part number against the appliance's rating label can confirm this.

  3. 03

    Interrupted or failed software update

    Wiring / connection

    A software update that did not complete successfully can corrupt or reset the product identification data stored in one of the control modules, creating a mismatch with the other. Re-entering the model and serial number in diagnostics mode is the first step to resolve this.

  4. 04

    Control board data corruption

    Part replacement

    Power surges or electrical interruptions can corrupt the stored configuration data within the ACU or HMI, causing the two modules to fall out of sync. If reprogramming does not resolve the error, one of the control boards may need to be replaced.

See the test procedure for each cause

Frequently asked questions about FCE2-0

What does FCE2-0 mean on a Jenn-Air oven?
FCE2-0 indicates that the model and serial number data stored in the oven's Appliance Control Unit (ACU) and Human Machine Interface (HMI) do not match each other. The oven's control system cross-checks this identification data at startup and flags a fault when it finds a discrepancy. This is a configuration issue and is most commonly seen after a control board has been replaced or reprogrammed.
Can I fix the FCE2-0 error myself, or do I need a technician?
Resolving FCE2-0 requires entering the appliance's Diagnostics mode and navigating to Service and Support, then Product Info, to re-enter the correct model and serial number. This process is straightforward for experienced DIYers comfortable with appliance service menus, but the steps to access Diagnostics mode vary and typically require holding specific button combinations. If the error persists after reprogramming, a technician should inspect the control boards for underlying issues.
Is it safe to use my Jenn-Air oven while the FCE2-0 error is displayed?
FCE2-0 is a configuration mismatch error and does not directly indicate a heating, electrical, or safety hazard. However, the oven may not function normally while this fault is active, and some features could be restricted. It is best to resolve the error before regular use to ensure all control systems are operating as intended.
Will resetting the oven clear the FCE2-0 error code?
A simple power reset, such as unplugging the oven or cycling the circuit breaker, is unlikely to permanently clear FCE2-0 because the underlying cause is a data mismatch stored in the control modules. The error will typically return on the next startup until the model and serial number are correctly re-entered through the Diagnostics mode. A reset may temporarily clear the display but does not fix the root configuration conflict.
How much does it cost to repair a Jenn-Air oven showing the FCE2-0 error?
If the fix only requires reprogramming through Diagnostics mode, the cost is primarily the service call fee, which typically ranges from $75 to $150 depending on your location and technician. If a control board needs to be replaced because it is defective or incompatible, parts and labor together can range from $200 to $600 or more depending on the specific board required and the technician's rates.

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