very good idea for continuous level monitoring. I too independently came to the same design conclusion but only recently. I wonder if the sensor can withstand the humid conditions or do we need to add a diaphragm seal for protection from corrosion.
i have a problem with the same car it goes fast in forward but goes slowest like a snail and sometimes it jerks while going reverse. please hep me anyone plz .both the motors a re fine in forward only in reverse its slow