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Error code reference

GE Range Error Code F025

The communication between the oven user interface and the oven relay board cannot be initiated.

GE codesGE range codes

The communication between the oven user interface and the oven relay board cannot be initiated.

First step from the service manual

Disconnect power to the unit, wait 30 seconds, then reapply power.

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

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What F025 means on a GE range

The F025 error code on a GE range indicates a communication failure between the oven user interface board and the oven relay board. These two control boards work in tandem: the user interface board processes inputs from the touchpad or knobs and sends commands to the relay board, which then controls the heating elements, igniter circuits, and other operational components. When this communication link cannot be established or is interrupted, the control system generates F025 to flag that the two boards are not exchanging data as expected.

This type of fault is most commonly caused by a loose, damaged, or disconnected wiring harness between the two boards. Vibration over time, heat cycling, or an incomplete reassembly after a previous repair can all cause connectors to work loose. In some cases, the ribbon cable or wire harness itself may have developed a break or a short circuit that prevents the signal from passing cleanly between boards.

If a power reset does not resolve the fault, the next steps involve inspecting the wiring harness connections at both boards for secure seating and physical damage. Corrosion at connector pins is another common culprit and can sometimes be resolved by carefully cleaning the contacts. If the wiring is intact and connections are solid, one or both control boards may have an internal failure requiring replacement. Since two boards are involved, isolating which one has failed typically requires testing communication continuity through the harness first.

Source: manufacturer service documentation.

Common causes of F025

  1. 01

    Loose or disconnected wiring harness

    Wiring / connection

    The harness connecting the user interface board to the relay board may have come loose at one or both connectors. Inspect both ends of the harness for secure seating and press any partially inserted connectors fully into place.

  2. 02

    Temporary control board communication glitch

    Wiring / connection

    A momentary power surge or software hang can disrupt board-to-board communication. Disconnecting power for 30 seconds and restoring it allows both boards to reboot and re-establish communication.

  3. 03

    Damaged or shorted wiring harness

    Part replacement

    Physical damage to the harness such as a pinched wire, burn mark, or broken conductor will prevent communication signals from passing between boards. Visually inspect the full length of the harness for any signs of wear or heat damage.

  4. 04

    Corroded connector pins

    Wiring / connection

    Moisture or heat exposure over time can oxidize the metal contacts inside the harness connectors, increasing resistance and blocking communication. Corroded pins may appear discolored or pitted and can sometimes be cleaned carefully with electrical contact cleaner.

  5. 05

    Failed user interface or relay board

    Part replacement

    If wiring and connectors are all confirmed to be intact and properly seated, one or both control boards may have an internal failure preventing communication. Board replacement would be required after ruling out all wiring-related causes.

See the test procedure for each cause

Frequently asked questions about F025

What does F025 mean on a GE range?
F025 indicates that the oven user interface board and the oven relay board cannot establish communication with each other. These two boards must exchange data continuously for the range to operate correctly. The error can result from a loose harness connection, damaged wiring, or a failure in one of the boards. It does not necessarily mean a board has failed, as a simple connection issue can trigger the same code.
Will resetting my GE range clear the F025 error?
A power reset is the recommended first step and will clear the error if it was caused by a temporary communication glitch. Disconnect power to the range for at least 30 seconds, then restore power. If F025 returns immediately or shortly after, the underlying cause is a physical issue such as a loose connector or damaged harness that will need to be inspected and corrected.
Is it safe to use my GE range while F025 is displayed?
It is generally not recommended to continue using the range while F025 is active. Because the relay board controls the heating circuits, a breakdown in communication between the boards means the oven may not respond to commands correctly or at all. Operating the appliance in this condition could lead to unpredictable behavior, so it is best to leave the range unpowered until the fault is diagnosed and resolved.
How do I fix F025 on a GE range?
Start by disconnecting power for 30 seconds and restoring it to see if the error clears on its own. If it returns, inspect the wiring harness that runs between the user interface board and the relay board, checking both connector ends for secure seating, bent pins, or visible damage. Clean any corroded contacts if present. If the wiring checks out and the error persists, one or both control boards may need to be replaced.
How much does it cost to repair a GE range F025 error?
Repair costs vary depending on the root cause. If the fix is simply reseating a loose harness connector, there may be no parts cost at all, though a service call typically runs between $75 and $150. A replacement wiring harness generally costs between $20 and $60 in parts. If a control board replacement is required, parts alone can range from $100 to $300 or more per board, with labor adding to the total.

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