SAE J1930 Terminology List

All emission related terms used in this publication in accordance with SAE J1930 are listed. Accordingly, new terms, new acronyms/abbreviations and old terms are listed in the following images.



Air cleaner thru Evaporative emission canister



Evaporative emission system thru Manifold differential pressure sensor



Manifold surface temperature thru Three way + oxidation catalyst



Three Way + Oxidation catalytic converter system thru Wide Open throttle position switch