推荐回答(5个)
自动挡车的空档最主要的功用就是拖车时使用,也就是车辆发生故障不能自主行驶,需要由其他车辆拖行,但是车子的驱动轮又不能离开地面时,就需要把车子的档位挂到空挡,这时自动挡变速箱齿轮的磨损是最小的,阻力也是最小的,使用这个档位的具体操作步骤:
1、踩下自动挡车的刹车踏板。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F0bd162d9f2d3572ca858f7a09a13632762d0c310%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
2、按下自动挡车的一键启动键。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F472309f790529822a28952bfc7ca7bcb0a46d410%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
3、自动挡车的仪表亮起,车辆启动。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F5ab5c9ea15ce36d33ebee84c2af33a87e950b110%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
4、将自动挡车的自动变速杆置于N位置,进入空档模式。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F8435e5dde71190ef6a4ef9a3de1b9d16fdfa6010%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
5、此时车辆变速箱的齿轮结合数是最小的。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F838ba61ea8d3fd1f04bcc946204e251f95ca5f10%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
空挡的作用有以下几点:
1、短时间停车用
比如在等待红灯时,若刚遇上红灯需要等待一段时间时,可以选择挂N挡等红灯,因为此时在降低汽车油耗的同时,还不会加速变速箱的磨损。
2、故障时拖车用
车辆需要临时拖车时,要将挡位挂在N挡。
3、行车过程中熄火,重新打火时用
因为N\P档才可以启动,行车过程明显不可能放P档的。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F4034970a304e251f9cd87115a986c9177f3e532b%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
扩展资料:
注意、危害:
1、4S店汽修专家——手动挡不省油自动挡损车
空挡滑行并不省油,有时甚至更费油,与电喷式发动机的工作方式有关。
电喷式发动机,可以根据电脑程序判断喷油的多少。在带挡状况下,如果车主松油门,电脑就会让车进入滑行模式,其中很长一段时间,发动机是不喷油的;如果选择空挡滑行,电脑就会让车进入怠速模式,发动机依旧喷油。这就为什么有时空挡滑行更费油的原因。
2、交警——空挡滑行易追尾
空挡滑行,车子的制动力会下降,容易引起追尾事故。
因为车子处在空挡滑行状态,发动机与驱动轮之间将失去联系,汽车依靠自身惯性前进。那么,一旦出现紧急状况需要制动时,全部制动力只能由刹车提供。而带挡滑行时,发动机本身会提供一定的牵制作用,再加上刹车,车子的制动距离就会缩短。
省油事小,安全第一。建议大家不要随意空挡滑行。而且空挡滑行汽车容易熄火,导致刹车助力鼓失效,刹车性能下降。
参考资料来源:百度百科-空挡
N档是空挡,一般等红绿灯时可以用此档暂时停车。自动档各档位介绍:P——Parking,泊车挡,启动挡。当你停车不用时,挡位在此,此时车轮处于机械抱死状态,可以防止溜动。R——Reverse,倒车挡。倒车时用。N——Neutral,空挡。暂时停车时(如红灯),用此挡位。注意,此挡位表示空挡,为防止车辆在斜坡上溜动,一定要踩着刹车。D——Drive,前进挡,也称驱动挡。不用多说,就是前进时,用此挡位。L——Low,低速挡。在下山,或者下长距离的斜坡时,把挡位挂在这里,可以限制汽车的挡位自动的只在最低挡(相当于手动挡汽车的一挡)上,可以使得汽车在下坡时使用发动机动力进行制动,驾驶员不必要长时间踩刹车导致刹车片过热而发生危险。S——Sport,表示运动模式,挂入此挡时,挡位可以自由切换,只是换挡时机延迟,让发动机保持高转速一段时间,使汽车动力增加。很明显,在此挡位下会造成油耗加大。OD——OD挡为超速挡,高速行驶时使用,达到省油的目的。
N档的意思是Neutral
空档的意思,
动力和离合就分开了
没动力
在怠速状态,
如果挂D档
D是drive的意思
是有动力的
,长时间等红灯的话最好换N档去
不然耗油的,
动力和离合是微触的
踩着刹车不懂
动力在流失
,如果觉得油多的话就踩着没事的。注意:挂N的时候,
刹车也踩上
这个和手动挡的空档一样的,不踩刹车有坡度的话会溜车的
很危险
如果红灯时间长,
脚想休息就挂P档去。
遇到红灯或长时间停车不熄火使用但一定要踩着刹车,因为空挡不等于停车挡,千万不要在等红灯或停车说话时挂挡踩着刹车,伤变速箱且不安全,切忌!
自动档空档用于短时临时停车
空挡主要有以下几种作用:
1、短时间停车用,熄火不熄火皆可。
2、故障时拖车用;
3、很多人没意识到,就是很少情况下,行车过程中熄火,重新打火时用,因为N\P档才可以启动,行车过程明显不可能放P档的。
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