It calculates what it deems to be your MPG on a trip, the ideal MPG based on whether you drove on the highway or city streets, the map of your route and whether or not you made any fuel-efficiency mistakes like braking too hard or accelerating too quickly.
The new locomotives are designed for easier maintenance, will improve energy efficiency by using a regenerative braking system that will feed energy back into the power grid and will enhance mobility for the people, businesses and economy of the entire Northeast region.
Among the many mileage-monitoring displays and tutorials available in the LCD instrument panel is a driving-efficiency "coach, " which gently nags you about your braking and acceleration behavior.