机动车尾气检测显示超标怎么解决?

2025-02-25 20:12:19
推荐回答(4个)
回答1:

尾气超标还是跟平常的用车习惯和保养养护有关,按标准经常去做保养维护,使用油品较好的汽油,润滑油的品牌等等。如果是江苏、山东的车友,可以考虑下百路喜营养液,这个产品是个人一直在使用的,是一种生物酶燃油动能提升剂,通过发酵工艺研制,主要以蛋白质构成,能够净化油质,大幅提高燃油效率,减少油耗,提升动力,清除积碳,跟市面上推销的化工添加的燃油宝不一样

回答2:

通常,尾气超标经常发生在一些使用年限较久的车。当一台车尾气超标时,必须要区分清楚,究竟是发动机工况不良?还是三元催化,判断这些过后针对性的一一解决,但是还有一种更快捷的方法可以添加绿劲燃油添加剂

回答3:

目前全国各大城市均实行了汽车尾气排放检测和限行,没有环保绿标的车,进不了市区,这让开车人又多了一桩心病,每到年检的时候心里就不踏实。一辆平常行驶正常的车子检测的时候尾气为什么会超标?超标了应该怎么办?因此了解一点尾气知识是很有必要的。
一辆车子尾气达标必须具备三个条件:一是发动机工况良好,二是三元催化器作用正常,三是汽油质量优良。油的问题开车人都懂,无须多说。发动机工况良好的车,直接排出的尾气按照现代城市的要求依然是不达标的。所以要对发动机燃烧后的废气做进一步的处理,才能排到马路上去。处理发动机废气的办法,就是在排气管里加装一个三元催化器,把废气中的有害气体转换成二氧化碳等无毒气体,从而使最后从尾喷管里排出的气体有害成分大大降低。那么,尾气超标,除去汽油质量问题外,就取决于发动机的工况和三元催化器的效力。三元催化器发挥效力的前提是发动机工况必须良好。因此:良好工况 + 有效的三元催化 =达标!其中缺少任何一个条件都不能达标。
通常,尾气超标经常发生在一些使用年限较久的车。当一台车尾气超标时,必须要区分清楚,究竟是发动机工况不良?还是三元催化器效力低下?。这从尾气检测报告单数据上可以大致(不是绝对的)做一个判断。尾气检测通常是三个指标,CO,HC和NOX ,采用双怠速法检测的,没有NOX这一项,但有过量空气系数λ这一项。如果其它指标超而NOX不超标,或者过量空气系数λ不合格的,就可以初步判定是发动机工况不良。如果CO,HC不超或超得很少,仅是NOX超,可以初步判定是三元催化器不良,有可能是催化器中毒,老化,一般无须修车,加二瓶尾气王就可以解决,淘宝上有售。对于发动机工况不良的车,必须要进一步处理,有时是因为积碳太多,发动机太脏导致的,做个清洗保养就能收效。有时是因为空燃比失调,点火正时失调,传感器故障,甚至烧机油等更复杂的原因,就要送厂修理了,其基本特征是CO大幅超标,那么这种可能性就很大

回答4:

建议安装EPP引擎风暴汽车燃油净化器解决汽车的9大问题:
1、明显加速不迟滞。
2、解决喷油燃烧效率,让燃油充分利用
3、解决燃烧不充分造成发动机积炭问题,降低尾气排放。
4、改善发动机抖动及降低发动机噪音。
5、改善自动档变速箱跳档不顺及顿挫问题。
6、改善和预防三元催化器堵塞问题。
7、提升发动机扭距让爬坡更顺畅,更有力。小排量发动机开空调不影响动力。
8、解决爱车在高速行使加速无力的问题。
9、提升燃油标号,达到国外燃油标准,净化尾气,轻松解决美规车喝不了粗粮问题。

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