四轮定位调整技术培训目录一电脑四轮定位技巧....................................................................................................................2二四轮定位相关精要表格............................................................................................................42.1四轮定位概念及功能.......................................................................................................42.2四轮定位不良引起的行驶故障.......................................................................................42.3行驶故障及可能原因.......................................................................................................42.4跑偏问题的诊断和处理...................................................................................................6三示意图解精要............................................................................................................................93.1汽车底盘..........................................................................................................................93.2四轮定位相关概念示意图.............................................................................................123.3独立式悬架分类图解.....................................................................................................123.4四轮定位角度调整的计算方法.....................................................................................13四怎样诊断车辆故障..................................................................................................................154.1偏向行驶........................................................................................................................154.2转向盘不正....................................................................................................................164.3转向盘抖动....................................................................................................................184.4轮胎异常磨损..............................................................................................................20五关于轮胎磨损..........................................................................................................................215.1轮胎磨损过快的主要原因.............................................................................................215.2前束失准造成的轮胎磨损比外倾角失准更为严重.....................................................22六案例分析..................................................................................................................................256.1关于严重磨胎问题.........................................................................................................256.2关于严重跑偏问题.........................................................................................................26七轿车车轮定位的发展趋势疑问解答.......................................................................................287.1、为什么现代轿车的后轮外倾角大都设计为负值,且前轮外倾角也较小?...........287.2、为什么现代轿车有的前轮正外倾却可用负前束来配合,而后轮负外倾却可用正前束来配合?............................................................................................................................28八、关于后轮推进角..................................................................................