Have a WV55M9600AV/A5 washer. Been fine for the last year. Yesterday started showing 1DC4 error on the top washer and won't clear. Tried unplugging, no change. Checked "rubber button next to the latch", it's present. Pressed the button in the lid myself, didn't fix it. Door is definitely closed, but the error won’t clear. What’s the next step?
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