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System Chart NBEC0013 Input (Sensor) ECM Function Output (Actuator) I Camshaft position sensor (PHASE) I Crankshaft position sensor (REF) I Mass air flow sensor I Engine coolant temperature sensor I Heated oxygen sensor 1 (front) I Ignition switch I Throttle position sensor I Closed throttle position switch*3 I Park/neutral position (PNP) switch I Air conditioner switch I Knock sensor I Intake air temperature sensor I Absolute pressure sensor I EVAP control system pressure sensor*1 I Battery voltage I Power steering oil pressure switch I Vehicle speed sensor I Fuel tank temperature sensor*1 I Crankshaft position sensor (POS) I Heated oxygen sensor 2 (rear)*2 I TCM (Transmission control module) I Refrigerant pressure sensor I Electrical load I Fuel level sensor*1 Fuel injection & mixture ratio control Injectors Electronic ignition system Power transistor Idle air control system IACV-AAC valve Fuel pump control Fuel pump relay On board diagnostic system MIL (On the instrument panel) Swirl control valve control Swirl control valve control solenoid Power valve control VIAS control solenoid valve Heated oxygen sensor 1 heater (front) con- Heated oxygen sensor 1 heater Heated oxygen sensor 2 heater (rear) control Heated oxygen sensor 2 heater EVAP canister purge flow control EVAP canister purge volume con- Air conditioning cut control Air conditioner relay ON BOARD DIAGNOSIS for EVAP system I EVAP canister vent control valve I Vacuum cut valve bypass valve *1: These sensors are not used to control the engine system. They are used only for the on board diagnosis. GI MA EM LC FE AT TF PD AX SU BR ST RS BT HA SC EL IDX ENGINE AND EMISSION CONTROL OVERALL SYSTEM System Chart EC-27 |