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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 501 (Engine Control System (DTC/Circuit Diagnosis) (2 Of 3)) >> DTC/Circuit Diagnosis >> DTC P0441: EVAP Control System >> DTC Confirmation Procedure

DTC Confirmation Procedure

WARNING: This page is about a different car, the 2019 Nissan NV3500 HD, 2019 Nissan NV2500 HD, and 2019 Nissan NV1500. However, it is still accessible from the selected car via links, so may be relevant.
  1. INSPECTION START 

    Do you have CONSULT?

    Do you have CONSULT?

    YES

    GO TO 2.

    NO

    GO TO 6.

  2. PRECONDITIONING 

    If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.

    1. Turn ignition switch OFF and wait at least 10 seconds.
    2. Turn ignition switch ON.
    3. Turn ignition switch OFF and wait at least 10 seconds.

    TESTING CONDITION:

    Always perform test at a temperature of 5 deg.C (41 deg.F) or more.

    GO TO 3.

  3. PERFORM DTC CONFIRMATION PROCEDURE-1 

    SYMBOL With CONSULT

    1. Start engine and warm it up to normal operating temperature.
    2. Turn ignition switch OFF and wait at least 10 seconds.
    3. Turn ignition switch ON.
    4. Turn ignition switch OFF and wait at least 10 seconds.
    5. Start engine and let it idle for at least 70 seconds.
    6. Select "PURG FLOW P0441" of "EVAPORATIVE SYSTEM" in "DTC WORK SUPPORT" mode of "ENGINE" using CONSULT.
    7. Touch "START".

    Is "COMPLETED" displayed on CONSULT screen?

    YES

    GO TO 5.

    NO

    GO TO 4.

  4. PERFORM DTC CONFIRMATION PROCEDURE-2 

    When the following conditions are met, "TESTING" will be displayed on the CONSULT screen. Maintain the conditions continuously until "TESTING" changes to "COMPLETED". (It will take at least 35 seconds.)

    Selector lever

    Suitable position

    VHCL SPEED SE

    32 - 120 km/h (20 - 75 mph)

    ENG SPEED

    500 - 3, 000 rpm

    B/FUEL SCHDL

    1.25 - 9.0 msec

    COOLAN TEMP/S

    More than 0 deg.C (32 deg.F)
    CAUTION: Always drive vehicle at a safe speed.

    Is "COMPLETED" displayed on CONSULT screen?

    YES

    GO TO 5.

    NO

    Perform DTC CONFIRMATION PROCEDURE again. GO TO 3.

  5. PERFORM DTC CONFIRMATION PROCEDURE-3 

    Touch "SELF-DIAG RESULTS".

    Which is displayed on CONSULT screen?

    YES

    INSPECTION END

    NO

    Proceed to Diagnosis Procedure .

  6. PERFORM COMPONENT FUNCTION CHECK 

    Perform component function check. Refer to Component Function Check .

    NOTE: Use component function check to check the overall monitoring function of the EVAP control system purge flow monitoring. During this check, a 1st trip DTC might not be confirmed.

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    Proceed to Diagnosis Procedure .

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