Operation CHARM: Car repair manuals for everyone.

Powertrain Management: Application and ID

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 chart.




Air cleaner through Engine Speed




Erasable Programmable Read Only Memory through Manifold Absolute Pressure




Manifold Absolute Pressure Sensor through Smoke Puff Limiter System




Supercharger through Wide Open Throttle Position Switch