Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Powertrain Management: Description and Operation

SAE J1930 Terminology List (Part 1 Of 4):

SAE J1930 Terminology List (Part 2 Of 4):

SAE J1930 Terminology List (Part 3 Of 4):

SAE J1930 Terminology List (Part 4 Of 4):

SAE J-1930 Terminology List

NOTE: All emission related terms used in this database in accordance with SAE J193O are listed. Accordingly new terms, new acronyms/abbreviations and old terms are listed in the chart.