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System Diagram

GNSDB19219Courtesy of NISSAN NORTH AMERICA, INC.

Component parts

Function

Crankshaft position sensor 1

Crankshaft Position Sensor 1 

Intake camshaft position sensor

Intake Camshaft Position Sensor 

Mass air flow sensor

(With intake air temperature sensor)

Mass Air Flow Sensor (With Intake Air Temperature Sensor) 

Engine coolant temperature sensor

Engine Coolant Temperature Sensor 

Throttle position sensor

Electric Throttle Control Actuator 

Accelerator pedal position sensor

Accelerator Pedal Position Sensor 

Battery

ECM receives the battery voltage signal.

ECM

ECM (With Barometric Pressure Sensor) 

VIAS control solenoid valve 1 and 2

VIAS Control Solenoid Valve 1 and 2