大众捷达轿车仪表系统的故障诊断资料

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目录 摘要 .................................................................... 3 前言 .................................................................... 4 第一章汽车电子仪表板(EIC)的技术原理 .................................... 5 1.1真空荧光显示器VFD ................................................. 5 1.2液晶显示器(LCD) .................................................. 5 1.3发光二极管(LED) .................................................. 6 1.4阴极射线管显示器(CRT) ............................................ 7 第二章汽车仪表组成和功用及特性特点 ....................................... 7 2.1汽车仪表组成和功用 ................................................. 7 2.2汽车仪表的环境特性 ................................................. 8 2.3汽车电子仪表的特点 ................................................. 9 第三章汽车电子仪表的工作原理 ............................................ 10 3.1车速表 ............................................................ 10 3.2里程表 ............................................................ 10 3.3转速表 ............................................................ 11 3.4电子燃油表 ........................................................ 12 3.5水温表 ............................................................ 14 第四章传统仪表系统故障诊断 .............................................. 15 4.1电流表故障的诊断 .................................................. 15 4.2燃油表的故障诊断 .................................................. 15 4.3水温表的故障诊断 .................................................. 16 4.4机油压力表的故障分析及诊断 ........................................ 17 4.5车速里程表的故障诊断 .............................................. 17 第六章汽车仪表新技术及发展状况 .......................................... 18 5.1市场前景 .......................................................... 18 5.2汽车仪表新技术 .................................................... 18 5.3新技术发展状况 .................................................... 19 结论 ................................................................... 20 致谢词 ................................................................... 21 参考文献 ................................................................. 22 1

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