The Environmental Protection Agency announced on March 27, 2026, that it is removing the diesel exhaust fluid sensor ...

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

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.

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 ...

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

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

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

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

The article outlines how sensor failures, turbocharger issues, fuel system problems, and DEF system faults trigger limp mode during heavy-duty use. Why do diesel trucks suddenly lose power and enter ...

Environmental Protection Agency Administrator Lee Zeldin has announced that EPA has removed the requirement that diesel equipment contain Diesel Exhaust Fluid (DEF) sensor equipment. EPA announced the ...

On Friday, the U.S. Environmental Protection Agency released the following: Today, at the White House Great American Agriculture Celebration, President Trump announced another decisive action U.S.