2019 Nissan-Datsun Sentra SLFACTORY OEM SERVICE PROCEDURE

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)Β 

SYMBOL

Electric throttle control actuator

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

Electric Throttle Control ActuatorΒ 

SYMBOL

EVAP canister purge volume control solenoid valve

EVAP Canister Purge Volume Control Solenoid ValveΒ 

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

ECMΒ 

SYMBOL

Battery current sensor

(with battery temperature sensor)

Battery Current Sensor (with Battery Temperature Sensor)Β 

SYMBOL

Barometric pressure sensor

Barometric Pressure SensorΒ 

*: CVT models

Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.