乘用车直线行驶方向跑偏主因分析

为解决部分汽车存在直线行驶时方向盘不正和方向跑偏的问题，文章通过对汽车行驶及转向系统部分部件的整理，结合各部件存在的失效隐患点，将所有可能影响问题点的因素进行归纳，将主要因素进行深层次的分析。采用逐一排查和分析的方法，最终找到四轮参数和轮胎参数是问题的主因，并进行了有效解决。系统性的分析和归纳，是解决此类质量问题的关键。

Main Cause Analysis on Running Deviation in Straight Driving of Passenger Car

In order to solve inaccurate steering wheel and the direction of deviation in straight driving in some vehicles, by finishing some parts of driving system and steering system, combined with the failure hidden troubles existed in each component , all the factors that may impact the troubles is summarized , the main factors is analyzed in - depth . Adopted examining one by one and analysis method, four-wheel parameter and tyre parameter is the main cause of the problem and it is solved effectively. Systematic...