丰田卡罗拉汽车发动机检修与维护.ppt

教学情境教学情境 5 5 丰田卡罗拉汽车发动机丰田卡罗拉汽车发动机检修与维护检修与维护?学习目的: 理解微机控制点火系统的工作原理,掌握卡罗拉点火系统的检修方法。?学习要求: ?理解微机控制点火系统的组成及功用; ?理解微机控制点火系统的点火提前角控制、闭合角控制、爆震控制; ?掌握微机控制点火系统的检修方法。 Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 学习内容: 一、拉罗拉发动机概况一、拉罗拉发动机概况二、卡罗拉发动机点火系统检修必备信息二、卡罗拉发动机点火系统检修必备信息三、卡罗拉发动机点火系统的检修三、卡罗拉发动机点火系统的检修 Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 一、卡罗拉发动机概况 Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 1、发动机参数发动机型号缸数气门机构排量[cm 3 (cu. in.)] 缸径 x 行程[mm (in.)] 压缩比最大功率[kW @ rpm] 最大扭矩[N· m @ rpm] 1ZR-FE 直列四缸 16 气门 DOHC 链条传动 (双 VVT-i) 1,598 () x ( x ) :1 91 @ 6,000 157 @ 5,200 2ZR-FE ?? 1,798 () x ( x ) :1 100 @ 6,000 175 @ 4,400 Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 2、特点滚子气门摇臂液压挺柱长嘴喷油器 (12 孔) DIS 和长距铱金火花塞离合器式发电机皮带轮 MRE 型 VVT 传感器双 VVT-i 曲轴偏置取消了脉动衰减器机油喷嘴 Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 3、发动机号的位置发动机号 Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011