08年长安奔奔发动机故障灯一直闪 而且还发不着 应该怎么办

2025-03-14 21:11:39
推荐回答(2个)
回答(1):

防盗锁了,这需要通过服务站索取防盗密码,通过电脑检测仪匹配学习。祝您行车愉快一路平安【汽车有问题,问汽车大师。4S店专业技师,10分钟解决。】

回答(2):

先检查下前后氧传感器,这东西坏了初期表象显示为在仪表中显示发动机故障灯长亮着(或偶尔闪烁),但短时间车还可勉强行驶;
长时间不修,将使电子燃油喷射系统的电脑(ECU)不能得到排气管中氧浓度的信息,因而不能对空燃比进行反馈控制,会使发动机油耗和排气污染增加,发动机出现怠速不稳、缺火、喘振等故障现象。因此,必须及时地排除故障或更换。
一般现在的车子都有前后两个氧传感器,分别在三元催化器前部和后部,要及时找出故障的那个予以更换。
如果是这个问题抓紧吧,别耽误了。到4S插上电脑测下废气流量数据反馈就能发现。
如果只是偶然一次后,以后再也没有亮过,一般是发动机ECU检测到偶然故障码、或偶然一次电喷、爆震之类的,可无需处理。

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