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Home >> Nissan-Datsun >> 2019 >> Sentra SL >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Introduction And Basic Inspection) (1.8L) >> System Description >> Component Parts >> Engine Control System >> Component Parts Location >> Engine Room Compartment
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Engine Room Compartment

GNSALBIA0211Z-211Courtesy of NISSAN NORTH AMERICA, INC.

No.

Component

Function

SYMBOL

IPDM E/R

IPDM E/R control the internal relays and the actuators.

When CAN communication with ECM is impossible, IPDM E/R performs fail-safe control.

With Intelligent Key System

Without Intelligent Key System

SYMBOL

Mass air flow sensor

(with intake air temperature sensor)

Mass Air Flow Sensor (with Intake Air Temperature Sensor) 

SYMBOL

Electric throttle control actuator

(with built in throttle position sensor and throttle control motor)

Electric Throttle Control Actuator 

SYMBOL

EVAP canister purge volume control solenoid valve

EVAP Canister Purge Volume Control Solenoid Valve 

SYMBOL

EVAP service port

EVAP service port is prepared in order to perform evaporative emission system leak check.

SYMBOL

  • Intake manifold tuning valve
  • Intake manifold runner control valve *

SYMBOL

ECM

ECM 

SYMBOL

Battery current sensor

(with battery temperature sensor)

Battery Current Sensor (with Battery Temperature Sensor) 

SYMBOL

Barometric pressure sensor

Barometric Pressure Sensor 

*: CVT models