US EPA removes requirement for DEF sensors on diesel engines
31 March 2026
The US Environmental Protection Agency has removed the DEF sensor requirement for all diesel equipment operators.
Diesel exhaust fluid (DEF, aka AdBlue or urea) is added to the vehicle exhaust stream to reduce harmful emissions.
The move was made to help eliminate issues caused by faulty DEF sensors. Failure of…
POWER SOURCING GUIDE
The trusted reference and buyer’s guide for 83 years
The original “desktop search engine,” guiding nearly 10,000 users in more than 90 countries it is the primary reference for specifications and details on all the components that go into engine systems.
Visit Now
CONNECT WITH THE TEAM
