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EC-30 < FUNCTION DIAGNOSIS > [VQ35HR] MULTIPORT FUEL INJECTION SYSTEM MULTIPORT FUEL INJECTION SYSTEM System Diagram INFOID:0000000003133251 System Description INFOID:0000000003133252 INPUT/OUTPUT SIGNAL CHART *1: This sensor is not used to control the engine system under normal conditions. *2: This signal is sent to the ECM through CAN communication line. *3: ECM determines the start signal status by the signals of engine speed and battery voltage. JMBIA1313GB Sensor Input Signal to ECM ECM function Actuator Crankshaft position sensor (POS) Engine speed* 3 Piston position Fuel injection Fuel injector Camshaft position sensor (PHASE) Mass air flow sensor Amount of intake air Intake air temperature sensor Intake air temperature Engine coolant temperature sensor Engine coolant temperature Air fuel ratio (A/F) sensor 1 Density of oxygen in exhaust gas Throttle position sensor Throttle position Accelerator pedal position sensor Accelerator pedal position TCM Gear position Battery Battery voltage* 3 Knock sensor Engine knocking condition Power steering pressure sensor Power steering operation Heated oxygen sensor 2* 1 Density of oxygen in exhaust gas ABS actuator and electric unit (control unit)* 2 VDC/TCS operation command Unifed meter and A/C amp. Vehicle speed & Air conditioner opera- tion* 2 |