Internet-based method for determining a vehicle's fuel efficiency

摘要: The invention provides a method and device for characterizing vehicle's fuel efficiency amount of consumed. features the steps of: 1) generating data set from vehicle that includes speed, odometer calculation, engine load, mass air flow; 2) transferring to wireless appliance i) microprocessor, ii) transmitter in electrical contact with microprocessor; 3) transmitting packet comprising or version thereof over an airlink host computer system; 4) analyzing system determine status efficiency.