Engine and Emission Control Input/Output Table

FUNCTION CHART

Function	Output	Input
Main relay control	Main relay	Ignition switch
Fuel pump control	Fuel pump relay	CKP sensor Ignition switch Starter switch Immobilizer control module (in ECM) (if equipped)
Injection control	Fuel Injectors	CKP sensor CMP sensor MAF sensor IAT sensor TP sensor ECT sensor A/F sensor HO2S Barometric pressure sensor Ignition switch Starter switch Immobilizer control module (in ECM) (if equipped)
A/F sensor and HO2S heater control	A/F sensor and HO2S	Ignition switch MAF sensor ECT sensor TP sensor CKP sensor
Idle speed control	Throttle actuator	CKP sensor MAF sensor IAT sensor TP sensor ECT sensor APP sensor Barometric pressure sensor Wheel speed sensor A/C refrigerant pressure sensor (if equipped) A/C evaporator outlet air temperature sensor (if equipped) Ignition switch Starter switch Stop lamp switch A/C switch (if equipped) Blower fan switch Rear end door defogger switch PSP switch Lighting switch Transmission range sensor (if equipped) ESP® control module (torque reduction signal) (if equipped)
Ignition control	Ignition coil with igniter	Ignition switch Starter switch MAF sensor IAT sensor ECT sensor TP sensor CKP sensor CMP sensor Knock sensor Immobilizer control module (in ECM) (if equipped)
EGR control	EGR valve	Ignition switch Wheel speed sensor MAF sensor IAT sensor ECT sensor TP sensor CKP sensor
EVAP purge control	EVAP canister purge valve	Barometric pressure sensor Ignition switch A/C switch (if equipped) Wheel speed sensor A/F sensor MAF sensor IAT sensor ECT sensor TP sensor CKP sensor
Radiator cooling fan control	Radiator cooling fan relay No. 1, No. 2 and No. 3	Ignition switch A/C switch (if equipped) A/C refrigerant pressure sensor (if equipped) A/C evaporator outlet air temperature sensor (if equipped) Wheel speed sensor ECT sensor
MIL control	MIL	Ignition switch Barometric pressure sensor Wheel speed sensor A/F sensor HO2S MAF sensor IAT sensor TP sensor ECT sensor APP sensor MAP sensor CKP sensor CMP sensor Knock sensor EVAP canister purge valve Immobilizer control module (in ECM) (if equipped) EVAP leak check module
ECM main power supply control	Main relay	Ignition switch
Throttle actuator power supply control	Throttle actuator control relay	Ignition switch TP sensor APP sensor
IMT valve control	IMT valve vacuum control solenoid valve	TP sensor ECT sensor CMP sensor
A/C compressor control (if equipped)	A/C compressor relay	Ignition switch Starter switch A/C switch Blower fan switch A/C refrigerant pressure sensor A/C evaporator outlet air temperature sensor Wheel speed sensor ECT sensor TP sensor CKP sensor