Emission control systems in modern cars have slashed air pollutants such as particulate matter and nitrogen oxides. But these systems face two major challenges: carmakers cheating on pollution tests ...

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 ...

A purge valve is a vital component of a vehicle's evaporative emission control (EVAP) system. Its function is to control the flow of fuel vapors from the fuel tank and evaporative canister into the ...

Added information on DEF / DPF system history for on-road and off-road diesel-powered vehicles and equipment. The run of ...

Long the focus of regulators in their efforts to clean up the air, the automobile has become so clean there are now cases where the air coming out of the tailpipe is cleaner than the surrounding air.

A new policy has halted all criminal investigations and prosecutions of those who bypass vehicles’ emissions control systems, although civil enforcement may continue. The Justice Department on ...

The modern diesel engine is a marvel of engineering. You could walk down to your local Ford dealer and drive out in a pickup ...

TROY, Mich., May 9, 2022 /PRNewswire/ -- Meritor, Inc. (NYSE: MTOR) today announced the production launch of its Power Control and Accessory System (PCAS) for zero emissions commercial vehicles. Now ...

PROVIDENCE – A federal judge on Wednesday ordered the owner of a North Kingstown trucking company and his two corporations to pay $250,000 to a state-administered environmental fund after he admitted ...