--- title: "Samsung washer error code AC" description: "Samsung washer error code AC: The machine has more than one electronic board in it and they have stopped agreeing." url: "https://samsungmiami.support/error-codes/washer-communication/" date_modified: "2026-09-04" Appliance type: "Washers" --- # Samsung washer error code AC ### What AC means on this make The machine has more than one electronic board in it and they have stopped agreeing. On a front loader that is usually the main board and the panel; on machines with an inverter it can be the motor drive as well. Connections are the first suspect and they are the cheap one, which is why this is worth diagnosing rather than replacing on. ### The other ways Samsung prints this one AC · AE · AE3 · AE4 · AE5 · AE6 · AE8 · AEb · AEB · AC3 · AC4 · AC5 · AC6 · AC7 · ACb · 1AC6 · 1 AC Samsung publishes a condition and then every string that can stand for it, and which one your machine shows depends on the panel it was built with. They mean the same thing and they are one page here, so whichever of them you searched for, this is the right page. ### Where this appears, and why not to clear it On the appliance’s own display. Samsung reports errors two ways: machines with a digital display show a code, and the same machines without one blink their cycle lights instead. Both are published by the maker and both are on this site. Photograph what the panel shows before cutting the power — Samsung asks for this itself on its refrigerator and dishwasher pages, and it is the one thing that makes a first visit more useful. A code that has been reset is information a technician no longer has. ### What to do about it - Switch the washer off for two to three minutes, power it back on and restart the cycle. Samsung publishes no procedure beyond this for these conditions, and neither will we. - Note whether the code returns immediately or only during a particular part of the cycle. That single observation narrows it more than anything else you can do. - If it returns, this is a measured diagnosis rather than a part swap, and it is what a diagnostic visit is for. ### Where this goes next The job this usually becomes is [appliance control board repair](/services/appliance-control-board-repair/), and that page carries a starting figure and the reasons that move it. If it turns out to be nothing — and on this make a real share of these are modes, reminders and settings rather than problems — the visit ends there and you pay the diagnostic and nothing else, or call [(305) 506-1256](tel:+13055061256) and describe what the panel is doing before booking anything. Communication error What this one means What AC means on this make The machine has more than one electronic board in it and they have stopped agreeing. On a front loader that is usually the main board and the panel; on machines with an inverter it can be the motor drive as well. Connections are the first suspect and they are the cheap one, which is why this is worth diagnosing rather than replacing on. The other ways Samsung prints this one AC · AE · AE3 · AE4 · AE5 · AE6 · AE8 · AEb · AEB · AC3 · AC4 · AC5 · AC6 · AC7 · ACb · 1AC6 · 1 AC Samsung publishes a condition and then every string that can stand for it, and which one your machine shows depends on the panel it was built with. They mean the same thing and they are one page here, so whichever of them you searched for, this is the right page. Where this appears, and why not to clear it On the appliance’s own display. Samsung reports errors two ways: machines with a digital display show a code, and the same machines without one blink their cycle lights instead. Both are published by the maker and both are on this site. Photograph what the panel shows before cutting the power — Samsung asks for this itself on its refrigerator and dishwasher pages, and it is the one thing that makes a first visit more useful. A code that has been reset is information a technician no longer has. What to do about it Switch the washer off for two to three minutes, power it back on and restart the cycle. Samsung publishes no procedure beyond this for these conditions, and neither will we. Note whether the code returns immediately or only during a particular part of the cycle. That single observation narrows it more than anything else you can do. If it returns, this is a measured diagnosis rather than a part swap, and it is what a diagnostic visit is for. Where this goes next The job this usually becomes is appliance control board repair, and that page carries a starting figure and the reasons that move it. If it turns out to be nothing — and on this make a real share of these are modes, reminders and settings rather than problems — the visit ends there and you pay the diagnostic and nothing else, or call [(305) 506-1256](tel:+13055061256) and describe what the panel is doing before booking anything. --- **[Read full article: Samsung washer error code AC](https://samsungmiami.support/error-codes/washer-communication/)**