Download or read book GB T 40430 2021 Translated English of Chinese Standard GB T40430 2021 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2021-11-05 with total page 37 pages. Available in PDF, EPUB and Kindle. Book excerpt: 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.