Monthly Archives: April 2021

ECD-U2 Common Rail Fuel Injection System of Denso Corporation

The common rail injection system of diesel engines has a common feature, that is, there is a common high-pressure fuel accumulator, called common rail. The high-pressure fuel supply pump is only responsible for supplying high-pressure fuel to this accumulator, and is not responsible for controlling fuel quantitative and injection timing. The task of managing fuel…

High pressure common rail fuel injection pump—maintenance data and fault judgment

In the TICS fuel injection pump electronic control system, ECU (engine control unit) has a fault self-diagnosis function, which can detect the working conditions of each part of the control system. When the ECU detects the fault signals from the sensors and actuators, it immediately lights up the “CHECKENGINE” (check engine, also called fault self-diagnostic…