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故障现象:一辆桑塔纳时代超人轿车,发动机转速提升困难,达不到2000r/m in,且故障灯点亮,随后出现起动困难现象。故障诊断:该车症状与燃油雾化不良引起的故障现象很相似。燃油雾化不良是电喷车的常见故障,其可能原因有电动汽油泵泵油压力不足、汽油滤清器堵塞、喷油嘴积碳等。根
Symptoms: a Santana era Superman sedan, the engine speed to enhance the difficulty, less than 2000r / m in, and the fault light, and then start the phenomenon of difficulty. Troubleshooting: The car symptoms and fuel atomization caused by failure is very similar phenomenon. Poor fuel atomization is a common failure of EFI car, which may be due to insufficient electric pump oil pump pressure, fuel filter blockage, fuel injector carbon deposits. root