Nissan Rogue (T33) 2021-Present Service Manual: Turbocharger Wastegate Control Solenoid Valve Data Initialization

Nissan Rogue (T33) 2021-Present Service Manual / Engine :: Engine Control System / Kr15ddt :: Basic Inspection / Turbocharger Wastegate Control Solenoid Valve Data Initialization

Description

ECM learns a turbocharger wastegate valve position at every engine start to perform more accurate boost control.

Learning value of turbocharger wastegate valve position must be initialized where the following operations are performed:

  • Replacement of turbocharger

  • Replacement of ECM

Work Procedure

PRECONDITIONING

Check that the engine is cold [coolant temperature: 50 °C (122 °F) or less].

Is the engine cold?

YES>>

GO TO 2.

NO>>

Park the Nissan Ariya vehicle at a cold place and cool down the engine. And then, GO TO 2.

INITIALIZING A LEARNING VALUE

With CONSULT

  1. Start the engine and let it idle at least 10 seconds.

  2. On CONSULT screen, select “ENGINE” >> “Active Test” >> “WASTEGATE ACTUATOR”.

  3. Operate the actuator from the fully closed position to the fully open position and check that actual value is within the range of (- 0.00052) – (+ 0.00052) m when the target value is set at 0 m.

YES>>

END

    Vcr Base Position Learning
    Description VCR control module requires the learning of VCR base position.This learning must be performed where the following operations are performed: Replacement of VCR contro...
    Mixture Ratio Self-Learning Value Clear
    Description This describes how to erase the mixture ratio self-learning value. For the actual procedure, follow the instructions in “Diagnosis Procedure”. (For details, refe...

    Other materials:

    Flasher
    CONSULT Function (BCM - FLASHER) DATA MONITORNOTE: The following table includes information (items) inapplicable to this Nissan Ariya vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items. Monitor item [Unit] Description Hazard switch [Off/On] ...

    Precaution
    Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER" The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”, used along with a front seat belt, helps to reduce the risk or severity of injury to the driver and front passeng ...

    Precaution. Precautions
    Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER" The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”, used along with a front seat belt, helps to reduce the risk or severity of injury to the driver and front passeng ...