沃尔沃xc90故障码120D
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![](http://img.qcds.com/a1/c0/a1c0b01dc05082d8bdbd677d99d4dfa61592112463451.jpg)
![](http://img.qcds.com/bf/72/bf725d9a40d8bbbd132b2edf751ae9b61592112508427.jpg)
![](http://img.qcds.com/8b/6f/8b6f035e3fa941cd9ff50e5c66a530091568207422461.jpg!200x200)
韦超福
4.9
/
已服务车主
7001
次
擅长:
![](https://img.baichebao.com/brands_api/278.png!half)
问题没解决,没看懂?来问我吧
咨询
检查没有漏气,就拆前氧传感器出来检查清洗试试。着重检查废气阀和前氧
![mechanic_avatar](http://img.qcds.com/8b/6f/8b6f035e3fa941cd9ff50e5c66a530091568207422461.jpg!200x200)
检查漏气
![mechanic_avatar](http://img.qcds.com/8b/6f/8b6f035e3fa941cd9ff50e5c66a530091568207422461.jpg!200x200)
最好是用烟雾器侧漏
查了。机油加机油盖冒烟雾什么问题
![](/pc/img/tips.png)
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