汽车润滑系统的故障诊断与维修

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1、武汉软件工程职业学院武汉软件工程职业学院毕业论文题目汽车润滑系统的故障诊断与维修汽车运用工程系汽车检测与维修技术专业08级01班学号1297808010031姓名陈晓明指导老师何乔义成绩完成日期2011年5月10武汉软件工程职业学院目录摘要································································3绪论································································3一、润

2、滑系统的组成及功用············································31.1润滑系统的功用················································31.2发动机润滑系的组成············································31.3发动机的润滑方式··············································4二、润滑系统常见故障诊断与维修·············

3、·························42.1发动机机油压力过高············································42.1.1现象······················································52.1.210武汉软件工程职业学院原因分析··················································52.1.3诊断与排除·····························

4、···················52.2机油消耗过大··················································52.2.1现象······················································52.2.2原因分析··················································52.2.3诊断与排除············································

5、····62.3机油变质······················································62.3.1现象······················································72.3.2原因分析·················································72.3.3诊断与排除················································710武汉软件工程职

6、业学院三、润滑系故障维修实例···············································73.1桑塔纳轿车在行驶过程中突然出现机油报警灯报警··················73.2夏利轿车发动机烧机油··········································8四、发动机润滑系统的维护·············································8五、结论································

7、····························8参考文献·····························································9【摘要】：本文讲述了发动机润滑系组成及功用，润滑油的选用及更换，润滑系统出现常见故障的现象，常见故障的分析与诊断以及一些润滑系统故障的维修案例。让我们了解了发动机润滑系故障的一些故障现象以及排除故障的方法。随着汽车科技的发展，汽车的结构越来越复杂，我们只有掌握更多的知识和实践经验，才能更好地运用检测仪器快速准确地查找汽车

8、的故障原因，并把故障排除。【关键词】润滑系功用常见故障排除方法维护绪论发动机的润滑是由润滑系来实现的。润滑系的基本任务就是将润滑油不断地供给各零件的摩擦表面使其充分润滑，10武汉软件工程职业学院以减少运动机件间的摩擦阻力和磨损，并通过润滑油的循环，驱走热量，降低温度，延长机件的使用寿命。如果维护保养不当，将导致发动机不能正常工作。因此，了解汽车润滑系统故障诊断与维修的方法显得尤为重要，他能让我们在现实生活中及时发