Based on introduction to basic principle and function of the multiplex communication system, inspection method is compared with traditional circuit inspection through a case of fault on TOYOTA.
介绍多路传输通讯系统基本原理及功能，通过丰田汽车故障实例，将多路传输通讯系统检修方法与传统汽车电路检修方法进行了比较。
With an example of CAN in multiplex communication system on TOYOTA CROWN, the author introduces the constitution and fault codes of this system and general testing process and method of the CAN bus.
以丰田皇冠汽车多路通信系统中CAN为例，介绍CAN通信系统的组成、故障码和CAN总线的一般检测步骤和方法。
With an example of CAN in multiplex communication system on TOYOTA CROWN, the author introduces the constitution and fault codes of this system and general testing process and method of the CAN bus.
以丰田皇冠汽车多路通信系统中CAN为例，介绍CAN通信系统的组成、故障码和CAN总线的一般检测步骤和方法。
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