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Home >> Nissan-Datsun >> 2017 >> Quest SL >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (DTC/Circuit Diagnosis) (3 Of 3) >> DTC / Circuit Diagnosis >> Variable Induction Air System >> Component Function Check >> Diagnostic Test
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Diagnostic Test

  1. CHECK OVERALL FUNCTION-I

    G-20With CONSULT 

    1. Start engine and warm it up to the normal operating temperature.
    2. Perform "VIAS S/V-1" in "ACTIVE TEST" mode with CONSULT.
    3. Turn VIAS control solenoid valve 1 "ON" and "OFF", and check that power valve actuator 1 rod moves.
      GNSJMBIA1129ZZ-129Courtesy of NISSAN NORTH AMERICA, INC.
      1. Power valve actuator 1 2. Power valve actuator 1 rod 3. Power valve actuator 2
      4. Power valve actuator 2 rod        
      ARROW : Vehicle front        

    G-21Without CONSULT 

    1. Start engine and warm it up to the normal operating temperature.
    2. Rev engine quickly up to approximately 5, 000 RPM.
    3. Check that power valve actuator 1 rod moves.
      GNSJMBIA1386ZZ-386Courtesy of NISSAN NORTH AMERICA, INC.
      1. Power valve actuator 1 2. Power valve actuator 1 rod 3. Power valve actuator 2
      4. Power valve actuator 2 rod        
      ARROW : Vehicle front  

    Is the inspection result normal?

    YES 

    GO TO STEP 2  .

    NO 

    DIAGNOSIS PROCEDURE .

  2. CHECK OVERALL FUNCTION-II

    G-20With CONSULT 

    1. Perform "VIAS S/V-2" in "ACTIVE TEST" mode with CONSULT.
    2. Turn VIAS control solenoid valve 2 "ON" and "OFF", and check that power valve actuator 2 rod moves.
      GNSJMBIA1129ZZ-129Courtesy of NISSAN NORTH AMERICA, INC.
      1. Power valve actuator 1 2. Power valve actuator 1 rod 3. Power valve actuator 2
      4. Power valve actuator 2 rod        
      ARROW : Vehicle front        

    G-21Without CONSULT 

    1. When revving engine up to 5, 000 RPM quickly.
    2. Rev engine quickly up to approximately 5, 000 RPM.
    3. Check that power valve actuator 2 rod moves.
      GNSJMBIA1386ZZ-386Courtesy of NISSAN NORTH AMERICA, INC.
      1. Power valve actuator 1 2. Power valve actuator 1 rod 3. Power valve actuator 2
      4. Power valve actuator 2 rod        
      ARROW : Vehicle front  

    Is the inspection result normal?

    YES 

    INSPECTION END

    NO 

    DIAGNOSIS PROCEDURE .