汽车怠速高的常见原因有以下几点:<&order> 冷车怠速高,属于正常现象;<&order>进气系统漏气; <&order>喷油嘴滴漏或堵塞; <&order>节气门或怠速阀故障,或清洗完毕后未进行匹配学习导致;<&order>变速箱过热负荷过大或本身故障导致发动机怠速高; <&order>车辆电源管理系统,处于提高发电机发电量的状态,需检查确认电源管理系统是否正常。">
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