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See Chinese contents: GB/T 40430-2021 GB/T 40430-2021: Road vehicles -- Diagnostic communication over controller area network (DoCAN) -- Dictionary
This document specifies the general requirements, format structure, description of diagnostic trouble codes, for the diagnostic communication symbol set of the vehicle controller area network. This document is applicable to the diagnostic trouble code (DTC) of the diagnostic communication standard for road vehicle controller area network. The on-board diagnostic system (OBD) needs to report the code, when a fault is detected.
