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EC-82 < SYSTEM DESCRIPTION > [MR18DE] EVAPORATIVE EMISSION SYSTEM EVAPORATIVE EMISSION SYSTEM System Diagram INFOID:0000000009947219 System Description INFOID:0000000009947220 INPUT/OUTPUT SIGNAL CHART *1: ECM determines the start signal status by the signals of engine speed and battery voltage. *2: This signal is sent to the ECM via the CAN communication line. JMBIA2944GB Sensor Input signal to ECM ECM function Actuator Crankshaft position sensor (POS) Engine speed* 1 EVAP canister EVAP canister purge vol- Mass air flow sensor Amount of intake air Engine coolant temperature sensor Engine coolant temperature Battery Battery voltage* 1 Throttle position sensor Throttle position Accelerator pedal position sensor Accelerator pedal position Air fuel ratio (A/F) sensor 1 Density of oxygen in exhaust gas Fuel tank temperature sensor Fuel temperature in fuel tank EVAP control system pressure sensor Pressure in purge line ABS actuator and electric unit (control unit) Vehicle speed* 2 |