一辆通用火鸟(Firebird)乘用车被拖进汽修厂,其故障为发动机不能起动,但起动时曲轴可以转动。用故障检测仪读码,ECU中并没有存储故障代码。检查火花塞,火花良好;燃油压力也正常;取汽油油样检查,颜色和气味都很正常。在进气管内注入少量汽油,发动机能起动,这说明发动机机械部件良好,排气没有阻滞。 A General Firebird passenger car was towed into the garage, the fault is the engine can not start, but start crankshaft can rotate. With the fault detector reading code, ECU does not store the fault code. Check the spark plug, sparks good; normal fuel pressure; take gasoline sample inspection, color and smell are normal. In the intake pipe into a small amount of gasoline, the engine can start, indicating a good mechanical parts of the engine, exhaust no block.