Last week may not have been the ideal time for Audi to show off its second plug-in hybrid vehicle, since its Q7 e-tron SUV is powered by a 3.0-liter V-6 turbodiesel engine. With the Volkswagen diesel ...

Audi has announced a fix to correct the software in some 85,000 vehicles, some of which were initially named in a Notice of Violation (NOV) issued by the EPA at the beginning of the month, Automotive ...

In a statement today, Audi admitted to using emissions control devices on 3.0-liter TDI engines that "were not sufficiently described and declared in the application for U.S. type approval." The ...

Porsche has issued a stop-sale order for the 2014 through 2016 model year Cayenne Diesel, with Audi halting sales of a number of its models that also use the 3.0-liter TDI engine, Automotive News ...

While Volkswagen has submitted details of proposed fixes for its 2.0-liter four-cylinder TDI diesel models to the EPA, no details of the changes required have emerged. But for the other set of VW ...

TDI may be dirty, but it's still more frugal than its gasoline-burning counterpart. Which means Audi has no choice but to fit some of its performance cars with diesel engines. The latest "victim" is ...

Diesel engines have long gotten a bad rap in the U.S., but that's a tired story. We all know it, some of us even believe it, but so far not much of the U.S. populace has been exposed to a proper ...

The United States has the 2.9-liter twin-turbo V6, but over in Europe, Audi is much obliged to offer the S6 and S7 the 3.0 TDI. Assisted by an electric compressor and 48-volt electrical system, the ...

In the fall of 1989, the Audi 100 TDI marked the beginning of a new diesel era Innovations and technology trends in five million engines TDI Chronicle – an overview of all engines and technologies ...

Audi will launch its North American diesel offensive with the Q7 3.0 TDI arriving next January and the A4 3.0 TDI that will follow within a year (VW's Touareg twin will get the new V-6 as well).

The United States Environmental Protection Agency and California Air Resources Board have reportedly signed off on a fix for Volkswagen Group vehicles equipped with 3.0-liter TDI engines. Despite ...

1.2L I-3 DOHC, MIVEC variable valve control, regular unleaded, engine with 78HP (1) 1.2L I-3 DOHC, MIVEC variable valve control, regular unleaded, engine with 78HP (1) 1.2L I-3 DOHC, MIVEC variable ...