Volkswagen touts its TDI technology in a U.S. ad for the Passat 2.0 TDI by suggesting one has to time to learn a new language from one fuel-stop to another.

Volkswagen is running this ad in the United States touting the mileage on the North American Passat TDI.

VW suggests you take the time between fill-ups to learn a new language - as does the driver in this commercial who learns to speak perfect Spanish while on a road trip. 

The VW Passat diesel comes with a 2.0 liter TDI engine producing 140 hp (104 kW) and 236 lb-ft (320 Nm) of torque coupled to the six-speed DSG transmission. The car has a range of up to 795 miles (1280 km) and sports a fuel-economy rating of 43 mpg (5.47 liters/100 km).