汽车发动机冷却系统的常见故障及诊断方法

Common Fault and Diagnosis Method of Automobile Engine Cooling System

汽车发动机长期在高温环境下工作,如果冷却系统出现故障,会导致发动机在过高的温度环境下工作,进而影响到汽车发动机的燃油经济性、使用寿命甚至是道路交通安全。对发动机冷却系统常见的故障分析,找出故障发生的主要原因,并且对故障检测维修提出相应的措施,有效地保证汽车的行驶安全。

Automobile engine works in high temperature environment for a long time.If the cooling system fails,it will lead to the engine working in too high temperature environment,which will affect the fuel economy,service life and even road traffic safety of automobile engine.This paper analyzes the common faults of engine cooling system,finds out the main causes of the faults,and puts forward corresponding measures for fault detection and maintenance,which can effectively ensure the driving safety of the automobile.