An E20 washing machine error generally means that the water can't drain correctly and that the filter is blocked. He's a quick and easy guide to fix this without any cost.
Not always pump I had E20 fault pump was clear and full of water. Turns out drain pipe was blocked with fat. Removed pump to release waste pipe blasted water down and blockage came out like it was poop. Refitted stuff problem solved. Then bloody selector switch went at least that was easy as well.
