Diesel exhaust fluid is essential for keeping your engine functioning without letting off too many emissions. But it doesn't ...

At the Great American Agriculture Celebration on the White House South Lawn Friday, President Trump announced that the ...

Selective catalyst reduction (SCR) systems were introduced in 2010 in the United States to meet the NOx requirements. With an ...

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

EPA changes its diesel exhaust fluid sensor policy. The post DEF sensors no longer required on trucks, other diesel equipment: EPA appeared first on FreightWaves.

While diesel-powered passenger vehicles are increasingly limited in the U.S., they remain vital, especially for those in the ...

New guidance allows engine makers to replace problematic DEF sensors with NOx-based systems, aiming to reduce unnecessary ...

Diesel engines across agriculture, trucking and construction have been sidelined by a tiny part that was supposed to keep the ...

President Donald Trump and the U.S. Environmental Protection Agency announced guidance allowing the removal of the DEF sensor ...

EPA is removing DEF sensor requirements to end costly equipment shutdowns and save farmers an estimated $4.4 billion annually ...

The EPA’s updated guidance, announced Friday, allows truck manufacturers to bypass sensors that monitor the quality of DEF.

The feds aren't scrapping DEF altogether, but this could potentially address a large portion of emissions system failures.