KleenAir Systems, an emission control system manufacturer based in Fullerton, CA, has wrapped up a series of product tests in the city of Houston, TX, that lead it to believe it has a viable ...

Modern diesel engines are engineering marvels of power and efficiency — but they also come with a complex web of emissions ...

Data obtained from six vehicles equipped with current and advanced emission control systems are used to define fuel-exhaust compositional relationships for hydrocarbons and aldehydes, with special ...

Volvo Group, the global umbrella company of Volvo Trucks North America, has discovered that components of its emissions control systems are degrading “more quickly than expected,” which could cause ...

Volvo Group, the global umbrella company of Volvo Trucks North America, has discovered that components of its emissions control systems are degrading “more quickly than expected,” which could cause ...

In the past two months we've covered most of the emission systems that have appeared on recent automobiles. This month we'll conclude our discussion of these systems with those devices designed to ...

The U.S. Environmental Protection Agency recently announced action taken against several diesel shops for violations of the federal Clean Air Act related to installing or selling illegal “defeat ...

To most of us, emission control systems are some sort of "black art" devices that have been forced upon us to rob performance and ruin gas mileage, but that's really not the whole story. Air pollution ...

NOx emissions can be controlled through engine operation with lean homogeneous air/fuel mixtures. This emission control approach precludes the need for exhaust gas recirculation (EGR) and secondary ...

Steven Ewing spent his childhood reading car magazines, making his career as an automotive journalist an absolute dream job. After getting his foot in the door at Automobile while he was still a ...

Existing patents already cover how to get an automatic transmission car in compliance, largely with ECU torque limiting and using the electric shifter to lock the car in drive take care of it. Now, VW ...

What Is A Basic Drive Cycle? A basic drive cycle is a simplified version of a standard drive cycle used to evaluate the performance of a vehicle's onboard diagnostic (OBD) system. Unlike a standard ...