上周入手的轩逸,自动挡、问下在行驶的过程中将变速器从D档换到N档是否会损坏变速箱?

2025-04-06 15:46:16
推荐回答(5个)
回答1:

对于自动挡的车来说,在行驶过程中禁止从D档换入空挡滑行,除非是临近停车时。否则可能会损坏变速箱。因为自动变速箱的油泵是由发动机驱动的,当空挡滑行时,发动机是处于怠速状态,而变速箱内部齿轮的输出部分转速很快,而这时油泵的转速低,泵油量小,会导致变速箱内部的机械部件得不到良好的润滑和散热,因此可能会造成变速箱内部的离合器烧掉,从而导致变速箱大修,所以一般情况下是禁止N档滑行的。车主N档滑行的目的无非是想省油,但是这其实是一种错误的观念,现在的小车用的都是电控发动机,当车辆下坡N当滑行时,发动机是怠速状态,那么这时候发动机电脑会执行怠速工况的喷油策略,同时由于是空挡,车辆会越溜快,这时候要使用刹车来减速,这无疑增加了刹车片的磨损,如果刹车时间过长还会造成刹车过热而失灵。但如果是带档下坡的话情况就不一样了,下坡时驾驶员放松油门发动机回到怠速,这时候车辆在重力的作用下,会有加快溜坡的趋势,但是由于带了档位,所以这个力会传到发动机,会加快发动机的转速,发动机电脑检测到油门是怠速位置,而发动机实际转速超过了怠速转速,当这个转速高于一定值时,发动机电脑会认为发动机进入了倒托工况,电脑会执行倒托的控制策略,停止喷油(当转速下降到一定值时又恢复喷油,以防止发动机熄火),节省了燃油,同时由于发动机的阻力,也可以控制下坡的车速,减轻了刹车的负担,可谓是一举两得,因此在下陡坡和长坡时,无论是手动还是自动最好不要空挡滑行。

回答2:

恭喜你呀亲买新车了,会造成变速箱非正常的磨损或损坏,如果你为了省油,可以利用地形、地物在D档行驶时尽量采取油门滑行,因为轩逸的CVT变速箱有D档抬开油门滑行减速断燃油的节油功能,你再看仪表盘上的驾驶信息显示屏的瞬时油耗在中高车速D档滑行的值应为0,多看看用户使用手册,里边有详解。

回答3:

首先说自动挡是严禁N档滑行的,N档模式下自动变速箱内部的部件得不到有效的润滑而产生干磨,加剧磨损。如果短时间这样损害不大,长时间这样会导致变速箱报废。

回答4:

在等红绿灯或短暂停车可以切换至N挡,行驶过程中挂N档滑行是错误的,变速箱得不到润滑,易烧变速器。

回答5:

肯定是不可以的。
肯定损坏变速箱!

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