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bao ma x3 you shi bu hao qi dong
Pages: 80-81
Year: Issue:  3
Journal: Auto Maintenance

Abstract: 车型:配置N52发动机.行驶里程:188208km.故障现象:车辆有时不好启动.故障诊断:车辆着火几个必须的条件,油、电、点火正时.接车后,打火试车,一次就着,没发现问题.接ISID检测DME,无相关故障记忆.于是检查点火线圈,跳火正常,测量汽油压力450kPa,正常为500kPa.拆下节气门前进气管,发现节气门比较脏,考虑车辆已行驶18000km,建议客户先更换汽油滤芯及汽油泵,清洗节气门及喷油...
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