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 thru Engine Speed




Erasable Programmable Read Only Memory thru Malfunction Indicator Lamp




Manifold Absolute Pressure thru Simultaneous Multiport Fuel Injection System




Smoke Puff Limiter System thru Wide Open Throttle Position Switch