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Error code reference

Maytag Dryer Error Code F6E2

Communication error

Maytag codesMaytag dryer codes

Communication error: UI cannot hear ACU; communication between ACU and UI has not been detected.

First step from the service manual

Unplug dryer or disconnect power; check harness continuity and connections between the ACU and UI.

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

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What F6E2 means on a Maytag dryer

F6E2 indicates the Central Control Unit (CCU) has lost communication with the User Interface (UI) board. The CCU continuously monitors its data link to the UI; when that signal is absent or undetected for a defined period, the dryer sets F6E2 and halts operation. This can stem from a broken or intermittent wiring harness between the two boards, a failed UI board, insufficient AC or DC supply voltage reaching the control system, or a failed CCU itself.

In plain terms, your dryer has two main circuit boards: one that runs the machine (the CCU) and one that runs the display and buttons you interact with (the UI). These boards talk to each other constantly. F6E2 means the CCU stopped receiving responses from the UI board, so the dryer shut down rather than operate in an unknown state.

This code does not point to a drum, motor, or heating problem. The fault is entirely within the control communication path. Resolving it requires checking the wiring harness and connectors between the two boards, verifying power supply levels, and then replacing whichever board has failed. Most repairs are completed by replacing the UI board, as it fails more often than the CCU.

Source: manufacturer service documentation.

Common causes of F6E2

  1. 01

    Damaged or disconnected CCU-to-UI wiring harness

    Wiring / connection

    The ribbon cable or wire harness running between the CCU and UI board can develop breaks, loose connectors, or corrosion, cutting off the communication signal entirely. This is the first thing to inspect after unplugging the dryer.

  2. 02

    Failed User Interface (UI) board

    Part replacement

    The UI board itself can fail internally, leaving it unable to respond to the CCU's communication signals even when the wiring is intact. Replacing the UI board resolves F6E2 in a large share of cases.

  3. 03

    Insufficient AC or DC power supply to control boards

    Part replacement

    If the CCU or UI is not receiving proper AC or DC voltage, the communication circuit cannot function correctly. This is diagnosed using the manufacturer's TEST #1 power supply check and may indicate a failed component in the power supply path.

  4. 04

    Failed Central Control Unit (CCU)

    Part replacement

    If the harness, power supply, and UI board all check out, the CCU itself may have failed and is no longer capable of sending or detecting the communication link. CCU replacement is the final step in the diagnostic sequence.

See the test procedure for each cause

Frequently asked questions about F6E2

What does error code F6E2 mean on a Maytag dryer?
F6E2 means the Central Control Unit (CCU) cannot detect communication from the User Interface (UI) board. The two control boards in your dryer exchange signals continuously, and when the CCU stops receiving responses from the UI, it sets this code and stops the dryer. The fault lies in the communication path between these two boards, not in the drum, motor, or heating system.
How do I fix F6E2 on a Maytag dryer?
Start by unplugging the dryer and inspecting the wiring harness and connectors between the CCU and UI board for damage, loose pins, or corrosion. Reconnect or repair any issues found. Next, verify that the AC and DC power supplies to the control boards are within spec using the dryer's TEST #1 procedure. If the wiring and power supply are good, replace the UI board first. If F6E2 persists after a UI board replacement, replace the CCU. If you are not comfortable working with circuit boards or testing voltage, a qualified appliance technician can complete this diagnosis efficiently.
Can I still use my Maytag dryer when it shows F6E2?
No. When F6E2 is active, the dryer stops operation and will not start a cycle. The CCU has detected a loss of communication with the UI board and cannot safely accept commands, so the machine locks out. You need to resolve the fault before the dryer will run again.
How much does it cost to repair F6E2 on a Maytag dryer?
If you fix it yourself, a replacement UI board typically costs between $80 and $180 depending on the model, and a CCU ranges from $100 to $250. A new wiring harness is generally under $30. If you hire a technician, expect a service call fee of $75 to $120 plus parts and labor, putting the total repair between $150 and $400 in most cases. Replacing the UI board, which is the most common fix, is a moderate DIY task requiring basic tools and comfort with unplugging ribbon cables and connectors.
Will unplugging my Maytag dryer clear the F6E2 error code?
Unplugging the dryer may temporarily clear the code, but F6E2 will return if the underlying cause is not fixed. A power reset does not repair a broken wiring harness, a failed UI board, or a power supply problem. Use the reset as the starting point of your diagnosis, not the solution.

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