Tag: aecd

By on November 23, 2015

2014 audi a6 tdi side

Audi, a brand within Volkswagen Group that markets the majority of 3-liter diesel engines sold by the group in the United States, released a statement Monday detailing how it plans to fix vehicles that use a defeat device. The automaker also stated that three separate Auxiliary Emissions Control Devices — not just one — are used in 2009 and later 3-liter diesels used by Audi, Volkswagen (Touareg) and Porsche (Cayenne).

AECDs for those engines will “be revised, documented and submitted for approval,” Audi said in the statement.

Of the three AECDs, the EPA questioned the legality of a temperature conditioning procedure of the exhaust-gas cleaning system.

“One of (the AECDs) is regarded as a defeat device according to applicable US law. Specifically, this is the software for the temperature conditioning of the exhaust-gas cleaning system,” Audi said in a statement.

(Read More…)

By on October 9, 2015

Michael Horn

Update: Official statement from EPA.

During his voluntary testimony for a congressional committee Thursday, Volkswagen of America CEO Michael Horn announced the company would withdraw their application for emissions certification for 2016 model year Volkswagens powered by 2-liter diesel engines.

However, the reason for that withdrawal is not directly related to the “defeat device” that’s been at the center of the ongoing diesel controversy.

(Read More…)

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