This isn't a solution. I am yet another customer that decided to try the self cleaning option for the first time and ended up getting a C-31 code. And Support says it isn't a know issue contrary to the threads on it. This is will be my last Samsung appliance for sure. My ice maker on my new fridge has issues as well that we well known in the community but being addressed. Ordering a new PCB out of pocket and installing myself as it seems straight forward. The part number is DE92-03960B.
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