XF 2.2 diesel averages 62.9 mpg (imperial) on 2,884 mile journey from New York to Los Angeles.

A British team has gone across America, from New York to Los Angeles, in a Jaguar XF 2.2 liter diesel with just four fuel stops.

The team averaged a fuel-economy of 62.9 mpg imperial (4.49 liters/100 km) while crossing 11 states and three time-zones on a trip that took eight days to complete.

The drivers, David and Alexander Madgwick, were independent testers and the car used was a standard U.K.- registered, right-hand drive XF 2.2 diesel with an eight-speed ZF gearbox.

The XF 2.2 liter diesel unit has an output of 188 hp (190 PS / 140 kW) and an official fuel-economy rating of 52.31 mpg imperial (5.4 liters/100 km).

Gallery: Jaguar XF diesel goes across America with just four fuel stops