Maytag Washer - F2E3 (Top-Load) Error Code

UI & ACU mismatch --- the user interface and main control are not communicating with compatible software or hardware.

Meaning

UI & ACU mismatch --- the user interface and main control are not communicating with compatible software or hardware.

The Maytag F2E3 error code on top-load washers indicates that the user interface (UI) and the appliance control unit (ACU) are not matched correctly. Whirlpool-built Maytag top-load washers require the UI and ACU to share compatible firmware, model configuration, and communication protocols. If the UI is replaced with the wrong part, if the ACU is swapped with an incompatible revision, or if firmware becomes corrupted, the control triggers F2E3. This error prevents the washer from running to avoid unsafe or unpredictable operation.

Symptoms

  • Washer powers on but will not start a cycle
  • F2E3 appears immediately at startup
  • UI lights or buttons behave erratically
  • Washer becomes unresponsive after a control-board replacement
  • Cycle options missing or incorrect
  • Washer stuck in standby mode

Causes

  • Incorrect UI board installed
  • Incorrect ACU (main control board) installed
  • UI and ACU firmware mismatch
  • Corrupted configuration data
  • Loose or damaged UI-to-ACU communication harness
  • Moisture intrusion causing communication errors
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Step-by-Step Fixes

  • Verify that the UI and ACU part numbers match the washer---s model and revision.
  • Inspect the UI-to-ACU harness for loose or damaged connectors.
  • Check for moisture or corrosion inside the console.
  • Perform a hard reset by unplugging the washer for 1---2 minutes.
  • Reinstall or reseat the UI and ACU connectors.
  • Replace the UI or ACU with the correct part if mismatched.
  • If both boards were replaced, ensure they are from the same revision family.
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Safety Notes

  • Disconnect power before accessing the UI or ACU.
  • Avoid touching exposed circuitry to prevent static damage.
  • Do not operate the washer with mismatched control components.
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Applicable Models

Show Models
  • Modern HE Top-Load (No Agitator): MVWB835DW, MVWB835DC, MVWB865GW, MVWB865GC, MVWB766FW, MVWB766FC, MVWB725BW, MVWB725BC, MVWB750YW, MVWB750WB, MVWB880BW, MVWB880WC
  • Modern HE Top-Load With Agitator: MVW6230HW, MVW6230RHW, MVW6230HC, MVW7230HW, MVW7230HC, MVW7232HW, MVW7232HC, MVW6200KW, MVW6200KG, MVW6500MBK, MVW6500MW, MVW5035MW, MVW5030MW, MVW5430MW
  • Bravos Series (HE Top-Load): MVWB300BW, MVWB300WQ, MVWB300VW, MVWB400BW, MVWB400VQ, MVWB400VW, MVWB450BW, MVWB450WQ, MVWB450VW, MVWB700VQ, MVWB700BW, MVWB700VW, MVWB750YW, MVWB750WB, MVWB850YW, MVWB850WB
  • Centennial Series (HE Top-Load): MVWC400XW, MVWC400VW, MVWC500XW, MVWC500VW, MVWC565FW, MVWC565FW1, MVWC565FW2
  • Commercial Technology Top-Load: MVWC565FW, MVWC565FW1, MVWC565FW2, MVWC6ESWW, MVWC6ESW1
  • Maytag 3000 Series (Top-Load HE): MVWB300WQ, MVWB300BW, MVWB300VW
  • Maytag 4000 Series (Top-Load HE): MVWB400VQ, MVWB400BW, MVWB400VW
  • Maytag 5000 Series (Top-Load HE): MVWB500WQ, MVWB500BW, MVWB500VW
  • Maytag 6000 Series (Top-Load HE): MVWB600WQ, MVWB600BW, MVWB600VW
  • Additional Verified F-Code Top-Load Models: MVW18MNBGW, MVW18MNBGW1, MVW20MNBGW, MVW20MNBGW1
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Related Pages

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Other Maytag Washer Error Codes

Show All Error Codes

Model-Specific Notes

On modern MVW and MVWB HE top-load washers, F2E3 is most commonly caused by installing the wrong UI or ACU part number. On older Bravos and Centennial models, moisture intrusion and connector oxidation frequently cause UI-ACU communication mismatches.

Disclaimer

The information provided on this page is for educational and informational purposes only. Repairs involve electrical, mechanical, and water-related risks. Always follow manufacturer instructions and consider contacting a qualified technician for diagnosis or repair.

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