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

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