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Error code reference

Frigidaire Washer Error Code E92

Washer communication error between UI board and control board.

Frigidaire codesFrigidaire washer codes

Washer communication error between UI board and control board.

First step from the service manual

Check wiring between main control board and UI board (refer to test 10).

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

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What E92 means on a Frigidaire washer

The E92 error code on a Frigidaire washer indicates a communication failure between the user interface (UI) board and the main control board. These two boards exchange data continuously during operation, allowing the control board to receive user inputs and the UI board to display cycle status and error information. When the communication signal between them is interrupted, corrupted, or absent, the control board triggers E92 to alert the technician that the data link has broken down.

The most common cause of this failure is a wiring problem in the harness that connects the two boards. Loose connectors, corroded terminals, broken wires, or pinched harness sections can all interrupt the communication signal. The diagnostic process begins with a close inspection of this wiring harness, following the procedure outlined in test 10 of the Frigidaire service documentation. This test is designed to evaluate continuity and connection integrity across the communication circuit.

If the wiring checks out, the fault may lie within one of the boards themselves. A failed UI board or a failed main control board can each produce E92 if their internal communication circuitry is damaged. In some cases, a power surge or moisture intrusion can cause board-level failures that are not visible during a physical inspection. Replacing the suspected board is typically the final step after wiring and connectors have been ruled out as the source of the fault.

Source: manufacturer service documentation.

Common causes of E92

  1. 01

    Loose or disconnected wiring harness connector

    Wiring / connection

    The connector that links the UI board to the main control board may have worked loose over time due to vibration. Inspecting and reseating both ends of the harness is the first step in diagnosis.

  2. 02

    Damaged or broken communication wire

    Part replacement

    A wire in the harness between the two boards may be broken, pinched, or have compromised insulation. Continuity testing along the harness will reveal any open or shorted conductors.

  3. 03

    Corroded harness terminals

    Wiring / connection

    Moisture exposure inside the washer cabinet can cause terminal corrosion at the connector pins, increasing resistance in the communication circuit and causing intermittent or total signal loss.

  4. 04

    Failed UI board

    Part replacement

    If the UI board's internal communication circuitry is damaged, it will fail to send or receive data from the main control board, producing the E92 code. This is suspected after wiring and connectors have been confirmed to be intact.

  5. 05

    Failed main control board

    Part replacement

    A defective main control board may lose the ability to communicate with the UI board due to internal component failure. This is typically diagnosed after ruling out all wiring faults and confirming the UI board is functional.

See the test procedure for each cause

Frequently asked questions about E92

What does E92 mean on a Frigidaire washer?
E92 indicates a communication error between the user interface board and the main control board. The two boards are not successfully exchanging data, which prevents normal washer operation. This fault can stem from a wiring problem, a bad connector, or a failed board on either end of the communication circuit.
Can I fix the E92 error myself on a Frigidaire washer?
If the cause is a loose wiring harness connector, reseating it is a straightforward repair that many DIYers can perform. However, diagnosing a broken wire or a failed board requires continuity testing with a multimeter and some familiarity with reading wiring diagrams. Board replacement is manageable for experienced DIYers but involves sourcing the correct part for your specific model.
Will resetting my Frigidaire washer clear the E92 error?
A power reset may temporarily clear the error code, but if the underlying communication fault is still present, E92 will return when the washer attempts to operate. The code will not go away permanently until the actual cause, whether a wiring fault or a bad board, is identified and corrected.
Is it safe to use my Frigidaire washer when E92 is displayed?
The washer will typically not function normally when E92 is active, since the control board and UI board cannot communicate reliably. Attempting to run cycles in this condition is not recommended, as the washer may behave unpredictably or fail to complete cycles. The fault should be diagnosed and repaired before resuming regular use.
How much does it cost to repair a Frigidaire washer E92 error?
If the fix involves only reseating a connector or repairing a wire, costs are minimal and may involve only a service call fee, generally in the range of $75 to $150. If a UI board or main control board needs to be replaced, parts and labor combined typically range from $150 to $400 or more depending on your location and the specific boards required for your model.

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