电控燃油喷射系统燃油泵控制电路的原理及检修

摘要

The electronic control fuel injection system of different types of vehicle has different control methods to fuel pump.Combined with 3 typical fuel pump control circuits,this paper introduces their working principles and maintenance methods.%不同车型的电控燃油喷射系统对燃油泵的控制方式也是不同的。结合3种典型的燃油泵控制电路，分别介绍了燃油泵控制电路的工作原理和检修方法。