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Error code reference

GE Refrigerator Error Code F27

FF fan feedback present when fan is off.

GE codesGE refrigerator codes

FF fan feedback present when fan is off.

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What F27 means on a GE refrigerator

Error code F27 on a GE refrigerator indicates that the control board is detecting a feedback signal from the freezer fan (FF fan) circuit even when the fan has been commanded to stop. In a properly functioning system, the fan motor sends a feedback pulse to the control board to confirm it is spinning. When the board turns the fan off, that feedback signal should cease. F27 triggers when the signal persists despite the fan being deactivated, pointing to an abnormal electrical condition in the fan circuit.

The most likely sources of this fault are a shorted or leaking fan motor winding, a wiring harness issue causing a false signal path, or a failure on the control board itself where the feedback input pin is misreading the circuit state. A motor with degraded insulation can bleed voltage back along the feedback line even when not powered. Similarly, chafed wiring or a connector with moisture intrusion can create an unintended circuit path that mimics an active feedback signal.

Diagnosing F27 requires inspecting the FF fan motor and its associated wiring harness for visible damage, pinched wires, or corroded connectors. If the wiring appears intact, the fan motor should be tested for shorts between its windings and the feedback signal wire. If the motor and wiring check out, the main control board may be misinterpreting the input signal, and board replacement becomes the likely resolution.

Source: manufacturer service documentation.

Common causes of F27

  1. 01

    Faulty FF fan motor

    Part replacement

    A fan motor with degraded or shorted windings can bleed a feedback signal back to the control board even when power to the motor has been cut. Testing the motor for shorts between windings and the feedback line will confirm this.

  2. 02

    Damaged or shorted wiring harness

    Part replacement

    Chafed, pinched, or moisture-damaged wires in the fan circuit can create an unintended electrical path that mimics an active feedback signal. Inspect the harness routing from the fan to the control board for any visible damage or corroded connectors.

  3. 03

    Corroded or contaminated connector

    Wiring / connection

    Moisture or frost accumulation inside the wiring connector at the fan motor can cause leakage current that registers as a false feedback signal. Disconnecting and inspecting the connector pins for oxidation or water intrusion is a key step.

  4. 04

    Faulty main control board

    Part replacement

    If the fan motor and wiring both test correctly, the control board's feedback input circuit may be misreading the signal due to a failed component on the board. Board replacement is typically the resolution when all other causes are ruled out.

See the test procedure for each cause

Frequently asked questions about F27

What does F27 mean on a GE refrigerator?
F27 means the control board is detecting a feedback signal from the freezer fan circuit while the fan is supposed to be off. The fan motor sends a pulse to the board to confirm it is running, and F27 triggers when that signal remains active after the board has commanded the fan to stop. This points to a problem with the fan motor, the wiring between the motor and board, or the control board itself.
Can I fix F27 on my GE refrigerator myself?
A knowledgeable DIYer can begin by inspecting the freezer fan wiring harness and connectors for visible damage, corrosion, or moisture. If the wiring looks clean, testing the fan motor for shorted windings requires a multimeter and some familiarity with reading resistance. Replacing the fan motor is a moderately accessible repair, but if the control board is the cause, that replacement is more involved and may be better left to a technician.
Will resetting my GE refrigerator clear the F27 error code?
A power reset by unplugging the refrigerator for a few minutes may temporarily clear the code, but if the underlying fault in the fan motor or wiring still exists, the code will return once the control board runs its diagnostic checks again. A reset is a useful first step to confirm whether the fault is intermittent, but it does not repair the root cause.
Is it safe to keep using my refrigerator while F27 is active?
F27 indicates an abnormal condition in the freezer fan circuit, and if the fan is not operating correctly, cooling performance can be compromised. Food safety could become a concern if the freezer or fresh food sections are not maintaining proper temperatures. It is best to address the fault promptly rather than continuing to operate the unit in a degraded state.
How much does it cost to repair a GE refrigerator showing F27?
Repair costs depend on the root cause. A replacement freezer fan motor typically runs in the range of $20 to $80 for parts, while a new main control board can range from $100 to $250 or more depending on the model. Adding professional labor, total repair costs generally fall between $150 and $400, though this varies by region and the specific diagnosis.

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