If the problem with your Maytag washer is that it keeps filling with water without reaching the higher level. It keeps filling but no water leaks on the floor, in other words after it reaches the middle level the water keeps siphoning out through the drain pipe.
The problem could be a bad siphon breaker.
The siphon breaker is used to prevent the water from siphoning out to the drain pipe, when the water level in the tub reach the middle.
To see how to check & replace the siphon break in a Maytag washer, view the video below
Below are the links to the parts needed for this repair.