Samsung Samsung over-the-range models fault codes
A microwave with an extraction hood beneath it. These are the appliances with a vent damper, which is what the C-A1 code is about.
Codes on the Samsung over-the-range models follow the same Samsung scheme as the rest of the range. Where a code behaves differently on this generation, the code page says so.
Samsung fault codes
Every published Samsung code. Open a code to see which models and years it applies to.
- C-d0A touch key has been held for more than ten seconds. Usually moisture or dust on the panel, and Samsung ask you to clean the button.Usually simple to fix
- C-21The cavity temperature has gone over the limit during operation. Samsung annotate this one "(Fire sensed.)", which is their wording and worth taking at face value.Get it checked
- C-F0The two processors inside have stopped talking to each other. Samsung publish no owner remedy — unplug it and contact them.Get it checked
- C-20The temperature sensor circuit is open or short. Samsung’s UK page gives no owner action — unplug it and call them — though their combination manual allows one retry first.Get it checked
- C-F2Abnormal communication on the touch key. The only one of Samsung’s six codes with a one-button remedy: press Stop and try again.Usually simple to fix
- C-F1The appliance cannot read or write its own memory. Published in Samsung’s combination-model manuals and absent from their support page.Get it checked
- C-A1The vent damper has not been sensed opening or closing within a minute. A code only the over-the-range models can show.Get it checked