hitachi — FUEL INJECTION CONTROL

SYSTEM / ECM System Pressure Sensor Atmospheric Pressure Sensor Fuel Temperature Sensor Coolant Temperature Sensor Cam Angle Sensor Engine Con- trol Dial Auto-Idle Switch Intake-Air Temperature Sensor Power Mode Switch MC ECM HP Mode E Mode Two-Way Valve Common Rail Pressure Sensor P Mode Monitor Unit Common Rail Digging Mode Attachment Mode Pump 2 Delivery Pressure Sensor Fuel Tank Injector Supply Pump Pump 1 Delivery Pressure Sensor Hydraulic Oil Temperature Sensor Pump 1 Regulator Pressure Sensor Pump 2 Regulator Pressure Sensor T1V1-02-02-001 NOTE: The illustration shows when sending the signal of target engine speed to ECM from MC.

T2-3-5 Crank Speed Sensor Boost Pressure Sensor Boost Temperature Sensor Engine Oil Pressure Sensor EGR Motor Position Sensor EGR Motor