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Home >> Nissan-Datsun >> 2014 >> Altima Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 4 (Engine Control System (Introduction) (VQ35DE)) >> System Description >> System >> Throttle Control >> THROTTLE CONTROL: System Description >> Input/Output Signal Chart

Input/Output Signal Chart

WARNING: This page is about a different variant/trim than selected.
Sensor Input signal to ECM ECM function Actuator
Crankshaft position sensor (POS) Engine speed(1) Throttle control Electric throttle control actuator
Engine coolant temperature sensor Engine coolant temperature
Mass air flow sensor Amount of intake air
Intake air temperature sensor Intake air temperature
Accelerator pedal position sensor Accelerator pedal position
Ignition switch Start signal and ignition OFF
Combination meter CAN communication Vehicle speed signal
A/C auto amp.(2) CAN communication
  • A/C ON signal
  • Blower fan ON signal
BCM(3)
(1) ECM determines the start signal status by the signals of engine speed and battery voltage.
(2) Automatic air conditioning system
(3) Manual air conditioning system