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Error code reference

Jenn-Air Oven Error Code F1E1-E

Main ACU fault

Jenn-Air codesJenn-Air oven codes

Main ACU fault — ACU Convect 2 Element Relay or Triac open.

First step from the service manual

Unplug range or disconnect power. Inspect connections to main control for loose/unplugged connectors.

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

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What F1E1-E means on a Jenn-Air oven

The F1E1-E error code on a Jenn-Air oven indicates a fault within the main Appliance Control Unit (ACU), specifically related to the Convect 2 element relay or triac. The ACU continuously monitors the switching components that control the convection heating element. When the control detects that the relay or triac responsible for the Convect 2 circuit is in an open state (meaning the circuit is not completing as expected), it triggers this fault code and shuts down operation to prevent damage or unsafe conditions.

The relay or triac serves as the electronic switch that sends power to the convection heating element on command from the ACU. An open condition means the switch is failing to close the circuit, which could result from a failed relay coil, a burned or degraded triac, or a broken electrical connection between the control board and the element. Internal failures within the ACU itself can also produce this fault if the relay or triac physically burns out on the board.

Diagnosing this code begins with disconnecting power to the range and carefully inspecting all wiring harness connectors leading to the main control board. Loose, corroded, or thermally damaged connectors are a common culprit and should be checked before assuming the control board itself has failed. If connections are secure and undamaged, the ACU board will typically require replacement, as the relay or triac components are generally not serviceable individually.

Source: manufacturer service documentation.

Common causes of F1E1-E

  1. 01

    Loose or unplugged wiring connector at the ACU

    Wiring / connection

    A connector between the main control board and the convection element circuit can loosen over time due to heat cycling and vibration. Inspecting and reseating all harness connectors at the ACU is the required first step before further diagnosis.

  2. 02

    Failed relay on the main ACU board

    Part replacement

    The relay responsible for switching the Convect 2 element can burn out or develop an open coil internally. This is a board-level failure and typically requires replacing the entire ACU rather than the relay alone.

  3. 03

    Failed or shorted triac on the main ACU board

    Part replacement

    The triac is a solid-state switching component on the control board. If it fails open, the ACU will detect the broken circuit and throw this fault. Like relay failures, this requires ACU replacement.

  4. 04

    Damaged wiring harness between ACU and convection element

    Part replacement

    Heat exposure inside the oven cavity can degrade wire insulation and cause an open circuit in the harness leading to the Convect 2 element. Visually inspect the wiring for burns, breaks, or melted insulation.

  5. 05

    Corroded or burned connector terminals

    Wiring / connection

    Terminal pins at the ACU connector can oxidize or sustain heat damage, increasing resistance to the point where the control reads the circuit as open. Check terminals for discoloration, pitting, or carbon deposits.

See the test procedure for each cause

Frequently asked questions about F1E1-E

What does F1E1-E mean on a Jenn-Air oven?
F1E1-E on a Jenn-Air oven indicates that the main Appliance Control Unit has detected an open condition in the relay or triac that controls the Convect 2 heating element. This means the electronic switch responsible for powering that circuit is not functioning correctly. The oven will stop operating normally until the fault is addressed and cleared.
Can I fix the F1E1-E error myself?
The first step any technician would take is to disconnect power and inspect all wiring connectors at the main control board, which is something a careful DIYer can do. If reseating connectors does not resolve the fault, the repair typically requires replacing the main ACU board, which involves working with high-voltage components and is best handled by a qualified technician. If you are comfortable with appliance repairs and can source the correct control board, the replacement itself is a straightforward board swap.
Is it safe to use my Jenn-Air oven while the F1E1-E code is showing?
You should not continue using the oven while this fault is active. The code indicates a failure in a key switching component within the control board, and operating the appliance in this condition could result in unpredictable behavior or incomplete heating. Disconnect power and have the oven diagnosed before resuming use.
Will resetting the oven clear the F1E1-E code?
Disconnecting power for several minutes may temporarily clear the fault display, but if the underlying hardware problem (a failed relay, triac, or wiring issue) is still present, the code will return once the oven attempts to use the convection circuit again. A reset alone is not a repair and should only be used as part of the diagnostic process.
How much does it cost to repair a Jenn-Air oven with an F1E1-E error?
If the fix is simply reseating a loose connector, there may be no parts cost at all, though a service call fee will still apply if you hire a technician. If the main ACU board needs replacement, parts alone typically range from $150 to $400 or more depending on the specific model, with total repair costs including labor often falling between $250 and $600. Getting a diagnosis first helps clarify whether the repair is cost-effective compared to replacement.

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