Iso 142293 Pdf May 2026

The International Organization for Standardization (ISO) has published a standard for the diagnostic communication over Controller Area Network (DoCAN) protocol, which is specified in the ISO 14229 series. This report focuses on the ISO 14229-3 standard, which deals with the data link layer and physical layer requirements for diagnostic communication.

ISO 14229-3, titled "Road vehicles — Diagnostic communication over Controller Area Network (DoCAN) — Part 3: Data link layer and physical layer," provides a standardized method for diagnostic communication between external diagnostic equipment and automotive electronic control units (ECUs) over a Controller Area Network (CAN). iso 142293 pdf

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