PHOTO CAPTION: EPA rates the Ford C-Max hybrid at 47 mpg, while Consumer Reports rated it at 39 mpg overall.

Electric Hybrids Propelling EPA to Revise Its Test Procedures

Agency action comes as a result of Consumer Reports tests of Ford C-Max mileage tests fell well below EPA numbers.

Published: 04-Mar-2013

The Environmental Protection Agency has launched an evaluation of whether the ways it tests gas mileage give realistic window-sticker ratings for advanced hybrid cars.

The probe centers on a generation of hybrids capable of highway speeds on electric power alone. Chris Grundler, EPA’s director of the Office of Transportation and Air Quality, said he wants to be sure the EPA’s testing procedures are keeping up with rapidly evolving auto technology.

“This is a different type of hybrid, and we need to understand it,” he said.


Interior of Toyota Prius Plug-In.

Christian Science Monitor looks at the fine print in manufacturer specification sheets.

Pininfarina Nido electric concept car, circa 2011.

Factors driving adoption will include rising fuel prices, falling vehicle prices, and expanding model availability.


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