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EPA issues a second notice of violation to Volkswagen alleging emissions cheating in MY 2014-2016 3.0L diesels

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alleging emissions cheating. The NOV alleges that the VW Group companies developed and installed a software defeat device—specifically, code in the electronic control module (ECM)—in certain VW, Audi and Porsche light duty diesel vehicles equipped with 6-cylinder, 3.0-liter liter engines for MY 2009-2015 vehicles. Earlier post.).

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Mercedes-Benz OM 654q 4-cylinder diesel complies with Stage 2 RDE, certified to Euro 6d

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The Mercedes-Benz OM 654q four-cylinder diesel from the modern OM 654 engine family already complies with the Stage 2 RDE (Real Driving Emissions) standard which does not come into force until 2020, and is certified to Euro 6d. NO x emissions demonstrator. Country road with climb to the Swabian Alb. Stuttgart city center.

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2016 Ford F-150 offers ability to run on compressed natural gas, propane

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Ford will offer the 2016 F-150 with an available gaseous-fuel prep package that enables 5.0-liter The 2016 Ford F-150 with 5.0-liter liter V8 engine will be available to order this summer with a factory-installed, gaseous-fuel prep package that includes upgraded intake and exhaust valves and valve seats. liter V8 engine.

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Study finds catalyzed gasoline particulate filters effective at reducing particulate and PAH emissions from GDI engines

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Top: Gravimetric PM mass, PM mass calculated based on the IPSD method, black carbon, and EC/OC emissions over the LA92 cycle. Bottom: Total particle-phase PAH emissions, expressed in ng/mile, for both test vehicles over the LA92 cycle. Yang et al. Click to enlarge.

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EPA and CARB charge Fiat-Chrysler with using undeclared emission control devices in 3.0L diesels

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and FCA US LLC (collectively FCA) for alleged violations of the Clean Air Act for installing and failing to disclose at least eight auxiliary emissions control devices (AECDs) in light-duty model year 2014-2016 Jeep Grand Cherokees and Dodge Ram 1500 trucks with 3.0-liter EGR shut-off for exhaust valve cleaning.

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ICCT life-cycle analysis finds no climate benefit in using LNG as marine fuel

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Additionally, LNG engines are tuned to either emit low nitrogen oxide (NO x ) emissions—at the cost of higher methane emissions in some cases—or to incorporate NO x reduction technologies such as exhaust gas recirculation (EGR) or selective catalytic reduction (SCR). We know from Olmer et al. —Pavlenko et al.

Mariner 427
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Audi to revise auxiliary emission control devices for US V6 TDI 3L diesel, resubmit to EPA and ARB; mid-double-digit million euro cost

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One of the AECDs relates to the temperature conditioning of the exhaust‑gas cleaning system. Specifically, this is the software for the temperature conditioning of the exhaust-gas cleaning system. Specifically, this is the software for the temperature conditioning of the exhaust-gas cleaning system. Earlier post.).

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