国三EGR重型汽车限速功能原理及故障排查

Heavy-duty truck speed limit function principle and troubleshooting

限速功能是保证危险品运输车等有限速要求的车辆安全行车的重要途径,本文介绍了国三EGR重型汽车限速的实现方式,工作原理及故障的分析。

Speed limit function is an important way to ensure the transport of dangerous goods vehicles and speed limit of vehicle,this paper introduces the realization method of the EGR heavy vehicle speed,working principle and failure analysis.