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