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Audi TDI models trounce EPA fuel economy ratings during “Truth in 48” cross-country efficiency drive

Green Car Congress

Three new Audi TDI clean diesel models far exceeded their EPA fuel economy ratings in completing the “Truth in 48” cross-country efficiency drive that covered more than 2,850 miles between Southern California and New York. to Audi Manhattan in New York City. to Audi Manhattan in New York City.

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Ford fuel economy, EPA ends talks, better hybrids, Audi ad: Today's Car News

Green Car Reports

Ford opened an investigation into the way it conducts fuel economy tests. The EPA quit speaking to California in their dispute over emissions rules. And Audi makes good on advertising the performance benefits of an electric car. Half of Consumer Reports top picks for 2019 include hybrids or plug-in cars.

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California Air Resources Board rejects Volkswagen Group recall plan for 3.0-liter diesel passenger cars

Green Car Congress

The California Air Resources Board (CARB) on Wednesday rejected proposed plans submitted by Volkswagen/Audi and Porsche for repair of undisclosed Auxiliary Emission Control Devices (AECDs) and defeat devices in 3.0 liter diesel Volkswagens, Audis and Porsches sold in California. This decision affects about 16,000 3.0-liter

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Audi puts steel back in the new A8

Green Car Congress

The new Audi A8, scheduled for release in 2018, features a multi-material body structure ( earlier post ) consisting of more than 40% steel. However, each material used in vehicle production contributes to lightweighting and improves fuel economy, but each does so at a different cost to the manufacturer—and to the environment.

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Audi says A3 TDI performed flawlessly in extended drive on Rentech FT fuel

Green Car Congress

Audi reported that two Audi A3 TDI models running on Rentech, Inc. synthetic RenDiesel fuel—a Fischer-Tropsch fuel—flawlessly completed the 1,000-mile (1,600 km) ‘Eureka! Diesel Drives the Future’ tour spanning the length of California. Earlier post.). Throughout the ‘Eureka!

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Audi takes aggressive stance with diesel in the US; four new models and new 3.0L diesel engine; challenge to policymakers

Green Car Congress

Audi of America is taking a more aggressive stance with diesel in the US, both in terms of product offerings and in policy. In 2009, Audi launched the A3 and Q7 TDI models in the US. At the time, said Keogh, Audi would have been delighted if the TDI models constituted 20% of our Q7 and A3 sales mix. Earlier post.)

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Study Assesses Product Attribute Trade-offs and Technological Progress; Meeting Proposed Obama Fuel Economy Standards Will Require Downsizing and Change in Fleet Mix

Green Car Congress

Changes in the attributes (clockwise from upper left, weight, power, fuel economy and torque) of the Honda Accord over time as an example of fleet trends in the US. In contrast, fuel economy actually increased by 15% during that period. Tags: Fuel Efficiency. Knittel, 2009. Click to enlarge. Knittel, Christopher R.