Press and hold the "Cancel" button on the control panel for three seconds.
Unplug the washer from the electrical outlet for one minute, then plug the washer back in.
Check the control panel for the error code.
Remove the bottom panel from the washer by removing the two screws on the bottom of the panel.
Remove the trap hose by squeezing the ends of the hose clamps with pliers.
Remove any items or residue from inside the trap hose.
Check the inside of the pump for clogs or debris with a wire brush.
Replace the trap hose on the pump.
Replace the bottom panel.