迈腾B8燃油压力传感器的电路故障诊断与排除  

Circuit Fault Diagnosis and Troubleshooting of Magotan B8 Fuel Pressure Sensor

作　　者：黄大江 李海岗[1] 吕凯 解艳超 张明星 Huang Dajiang;Li Haigang;Lv Kai;Xie Yanchao;Zhang Mingxing

机构地区：[1]包头职业技术学院,内蒙古包头014035

出　　处：《时代汽车》2025年第3期172-174,共3页Auto Time

基　　金：内蒙古自治区高等学校科学技术研究项目“基于FTA法的大众迈腾发动机电控系统故障诊断研究”(NJZY23023)。

摘　　要：燃油压力传感器的主要功能是检测发动机燃油系统的压力,控制油路中的燃油压力,保持喷油器恒定的供油油压,并将多余的燃油送回油箱。通过安装燃油压力传感器,可以实时监测汽车燃油管路油压变化,如果发动机出现故障会导致无法检测燃油压力,则会造成汽车出现加速无力不容易起动,严重时汽车驾驶过程中还会出现异常抖动等现象。据此,从燃油压力传感器的工作原理及电路图入手,根据实车所测数据,通过研究燃油压力传感器的运行机制和相应的电路图,结合实际检查的结果,我们可以更加准确地识别和解决它们的电路故障,并且能够迅速而高效地解决问题。The main function of the fuel pressure sensor is to detect the pressure of the engine fuel system,control the fuel pressure in the oil circuit,maintain a constant fuel supply pressure of the injector,and return excess fuel to the fuel tank.By installing a fuel pressure sensor,real-time monitoring of changes in fuel pressure in the car's fuel pipeline can be achieved.If the engine malfunctions,it will be unable to detect fuel pressure,resulting in weak acceleration and diffi culty starting the car.In severe cases,the car may also experience abnormal shaking during driving.Based on this,starting from the working principle and circuit diagram of the fuel pressure sensor,according to the measured data of the actual vehicle,by studying the operating mechanism and corresponding circuit diagram of the fuel pressure sensor,combined with the actual inspection results,we can more accurately identify and solve their circuit faults,and quickly and effi ciently solve problems.

关 键 词：燃油压力传感器 电路原理 故障诊断 

分 类 号：TP2[自动化与计算机技术—检测技术与自动化装置]