汽车LIN总线故障案例分析--以迈腾B8舒适系统LIN总线为例  

Case Analysis of Automobile LIN Bus Fault:Take the LIN Bus of Magotan B8 Comfort System as an Example

作　　者：李小龙 魏建平 LI Xiao-long;WEI Jian-ping(School of Automotive Engineering,Tianjin Vocational Institute,Tianjin 300410,China;Tianjin Zhongqi Hengtai Education Technology Co.,Ltd.,Tianjin 300393,China)

机构地区：[1]天津职业大学汽车工程学院,天津300410 [2]天津中汽恒泰教育科技有限公司,天津300393

出　　处：《内燃机与配件》2022年第3期54-57,共4页Internal Combustion Engine & Parts

摘　　要：LIN总线系统属于车载网络系统的子总线系统,同防盗总线、蓝牙等其它子总线系统负责控制、管理不同的电子装置,同时通过网关与其他总线系统进行数据交流。文章以迈腾B8为例介绍了其舒适系统LIN总线的特点、工作电路以及常见故障诊断方法,通过舒适系统LIN总线故障实例阐述了其故障分析过程,总结了LIN总线故障诊断要点,有助于提升LIN总线的故障诊断效率。LIN bus system belongs to the subsystem of on-board network system.It is responsible for controlling and managing different electronic devices together with other subsystems such as anti-theft bus and Bluetooth,and communicating data with other bus systems through gateway.Taking Magotan B8 as an example,the paper introduces the characteristics,working circuit and common fault diagnosis methods of LIN bus of its comfort system.Through an example of LIN bus fault of comfort system,the paper expounds its fault analysis process and summarizes the key points of LIN bus fault diagnosis,which is helpful to improve the fault diagnosis efficiency of LIN bus.

关 键 词：车载网络系统 LIN总线 数据传递 故障诊断 

分 类 号：U463.66[机械工程—车辆工程]