Automotive dictionary

Explains vocabulary and abbreviations used in Automotive

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UML is short for Unified Modeling Language. UML is an object modeling and specification language used in software engineering.

Unit (UNIT)

A unit is an ODX element for the description of a physical unit that is based on the physical dimensions with a coefficient and an offset, such as °C, inches, or km/h.


The transfer of the memory contents of an ECU to the tester is called upload.

Source Christoph Marscholik and Peter Subke (2008) - Road vehicles, Diagnostic communication -