GB/T 42193.4-2022
ActiveRoad vehicles—Communication between vehicle and external equipment for emissions-related diagnostics—Part 4: External test equipment
道路车辆 车辆和外部设备之间排放相关诊断的通信 第4部分：外部测试设备
Application Summary AI generated
This standard specifies the communication protocols and data requirements for external test equipment used to diagnose emissions-related systems in road vehicles. It is applied in automotive service and manufacturing contexts, ensuring that diagnostic tools like scan tools or emissions analyzers can reliably interface with vehicle onboard diagnostic systems for emissions testing and repair.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.