[5] Engine ECU (Electronic Control Unit) (1) Outline a. This is the command center that controls the fuel injection system and engine operation in general. Outline Diagram Sensor Engine ECU Actuator Detection Calculation Actuation QD2352E 3.2 Description of Control System Components [1] Engine Control System Diagram Intake Air Temperature Sensor EGR Valve (J08E-double, J05D-single) Mass Airflow Meter Inter-Cooler Intake Air Pressure Sensor G2 Injector VGT Controller VGT Actuator EGR Valve Lift Sensor Coolant Oxidation Catalyst Q000262E 22 EGR Cooler