近年来,随着我国经济的迅猛发展,汽车销量每年显著增加,汽车故障也越来越多,所以对维修人员的技术要求也越来越高。本文主要介绍了雪铁龙世嘉发动机的常见故障的检测和修理方法。雪铁龙世嘉每年的销量很大,在工作的几个月中我也对一些常见故障有了一定的了解,因此本文将对常见的故障和案例进行分析来学习雪铁龙世嘉发动机常见故障的检修方法。
本文主要以雪铁龙世嘉轿车发动机的常见故障为主要内容,对雪铁龙世嘉轿车发动机的基本构造和工作原理的介绍为辅。在简单细致的了解发动机的基本构造和工作原理的基础上展开了对雪铁龙世嘉轿车发动机的常见故障的检修的分析,简单的列举了列举了雪铁龙世嘉轿车常见的故障,以及检修的方法。
关键词:雪铁龙世嘉,发动机,故障诊断,检修
Abstract
With the rapid development of the domestic economy, the car began to enter the ordinary family, the knowledge of car maintenance is becoming more and more important. This paper introduces the general simple detection of Citroen Sega engine repair method. Citroen Sega is a global hot models, in 4S shop internship gives me more practical understanding of some of the common faults, this will be the common malfunction analysis and case to elaborate the Citroen Sega common faults of engine maintenance.
In this paper, the common faults of the Citroen C4 sedan engine as main content, the Citroen, Sega sedan engine the basic structure and working principle of introduction as a supplement. Analysis of the common faults of the Citroen C4 sedan engine overhaul is carried out on the basis of basic structure and working principle of the simple and detailed understanding of the engine, simple lists lists the Citroen Sega common fault and maintenance method.
Keywords: Citroen, Sega, engine, fault diagnosis, maintenance窗体顶端
窗体底端
第1章 绪论…………………………………………………………………………………………………………….. 1
1.1 本课题的目的和意义…………………………………………………………………………………….. 1
1.2 本课题应解决的主要问题及技术要求……………………………………………………………….. 1
第2章 雪铁龙世嘉发动机………………………………………………………………………………………….. 2
2.1 雪铁龙世嘉发动机概述………………………………………………………………………………….. 2
2.2 雪铁龙世嘉发动机性能参数……………………………………………………………………………. 3
2.3 雪铁龙世嘉发动机特点介绍……………………………………………………………………………. 3
2.3.1 缸盖总成特点…………………………………………………………………………………….. 4
2.3.2 供油系统特点…………………………………………………………………………………….. 4
2.3.3 冷却系统特点…………………………………………………………………………………….. 4
2.3.4 排气系统特点…………………………………………………………………………………….. 4
2.3.5 点火系统特点…………………………………………………………………………………….. 4
第3章 雪铁龙世嘉发动机常见故障检修……………………………………………………………………….. 5
3.1 发动机检修专用工具…………………………………………………………………………………….. 5
3.1.1 套筒扳手…………………………………………………………………………………………… 5
3.1.2 活动扳手…………………………………………………………………………………………… 6
3.1.3 汽车故障诊断仪………………………………………………………………………………….. 6
3.2 发动机检修方法…………………………………………………………………………………………… 7
3.2.1 人工直观法………………………………………………………………………………………… 7
3.2.2 仪器检修故障法………………………………………………………………………………….. 8
3.3 发动机检修注意事项…………………………………………………………………………………….. 9
3.3.1 电控发动机检修要点………………………………………………………………………….. 10
3.3.2 电控燃油系统检查要点………………………………………………………………………. 10
3.3.3 拆卸注意事项……………………………………………………………………………………. 11
3.4 雪铁龙世嘉常见故障诊断……………………………………………………………………………… 12
3.4.1 发动机敲缸………………………………………………………………………………………. 12
3.4.2 活塞销异响………………………………………………………………………………………. 12
3.4.3 连杆轴承异响…………………………………………………………………………………… 12
3.4.4 主轴承异响………………………………………………………………………………………. 12
3.4.5 怠速不良…………………………………………………………………………………………. 12
3.4.6 加速不良…………………………………………………………………………………………. 13
3.4.7 转速不稳…………………………………………………………………………………………. 13
第4章 雪铁龙世嘉发动机故障案例……………………………………………………………………………. 14
4.1 熄火后无法起动案例……………………………………………………………………………………. 14
4.2 怠速抖动案例…………………………………………………………………………………………….. 14
4.3 下雨后发动机不能起动案例………………………………………………………………………….. 15
4.4 冷车起动困难案例………………………………………………………………………………………. 15
第5章 总 结……………………………………………………………………………………………………….. 17
谢 辞………………………………………………………………………………………………………………….. 18
参考资料……………………………………………………………………………………………………………….. 19