怠速是发动机的常见工况,怠速抖动是发动机常见的故障之一。本文具体详尽分析了发动机怠速抖动的原因,包括进气系统故障、燃油系统故障、点火系统故障、电子系统故障、机械系统故障及其他故障原因。 Idle speed is a common engine condition, idle jitter is one of the common engine failure. This paper detailed and detailed analysis of the causes of engine idling jitter, including the intake system failure, fuel system failure, ignition system failure, electronic system failure, mechanical system failure and other causes of failure.