If the machine is clear but the water backs up out of the wall pipe, the clog is in your home's plumbing. You can try a mixture of baking soda and vinegar followed by boiling water, or use a manual drain snake to break up the obstruction. Preventing Future Blockages
send snacks and a plunger
Most front-loading machines have a small access door at the bottom front. Place a shallow tray or towel down, unscrew the filter cap, and pull out any trapped debris. Rinse the filter under warm water before replacing it. 2. Inspect the Drain Hose washing machine clog