摘要
本论文主要概述了私家乘用车的常见故障并对故障现象及其产生原因进行了分析，本文主要从私家车的发动机、底盘、电气设备以及车身等方面介绍,包括发动机常见故障分析，底盘常见故障分析,电器设备常见故障分析，由于很少出现车身故障所以在此不多介绍。

通过对常见故障的现象以及产生原因进行分析，对避免或减少私家车的故障以及提高汽车的安全性有着重要的现实意义。

关键词：发动机，底盘，车身,电气设备，常见故障分析
Abstract
This paper mainly outlined the common fault of private passenger cars and fault phenomenon and its causes are analyzed, this article mainly from the car engine, chassis, electrical equipment and car body is introduced, including the common fault analysis engine, chassis common fault analysis and common electrical equipment failure analysis, failure due to rare body so much is introduced here。

Based on the phenomenon and causes of common faults were analyzed, and to avoid or reduce the failure of private cars and increase the safety of the car has an important practical significance。

Key words: Engine，Chassis，Body, Electrical equipment，Common failure analysis。