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System Chart
NGEC0013
Input (Sensor) ECM Function Output (Actuator)
쐌 Camshaft position sensor
쐌 Mass air flow sensor
쐌 Engine coolant temperature sensor
쐌 Heated oxygen sensor 1 (front)
쐌 Ignition switch
쐌 Throttle position sensor
쐌 PNP switch
쐌 Air conditioner switch
쐌 Knock sensor
쐌 EGR temperature sensor*1
쐌 Crankshaft position sensor (OBD)
쐌 EVAP control system pressure sensor*1
쐌 Fuel tank temperature sensor
쐌 Battery voltage
쐌 Power steering oil pressure switch
쐌 Vehicle speed sensor
쐌 Intake air temperature sensor
쐌 Heated oxygen sensor 2 (rear)*2
쐌 Closed throttle position switch*3
Fuel injection & mixture ratio control Injectors
Distributor ignition system Power transistor
Idle air control system
IACV-AAC valve and IACV-FICD
solenoid valve
Fuel pump control Fuel pump relay
Heated oxygen sensor 1 (front) monitor &
on board diagnostic system
Malfunction indicator lamp
(On the instrument panel)
EGR control EGRC-solenoid valve
Heated oxygen sensors 1, 2 (front and
rear) heater control
Heated oxygen sensor heater
EVAP canister purge flow control
쐌 EVAP canister purge volume
control valve
쐌 EVAP canister purge control
solenoid valve
Air conditioning cut control Air conditioner relay
ON BOARD DIAGNOSIS for EVAP system
쐌 EVAP canister vent control
valve
쐌 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.
*2: Under normal conditions, this sensor is not for engine control operation.
*3: This switch will operate in place of the throttle position sensor to control EVAP parts if the sensor malfunctions.
ENGINE AND EMISSION CONTROL OVERALL SYSTEM
KA24DE
System Chart
EC-28
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