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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 622 (Engine Control System (DTC/Circuit Diagnosis) (9 Of 17)) >> DTC/Circuit Diagnosis >> DTC P0443: EVAP Canister Purge Volume Control Solenoid Valve >> DTC Confirmation Procedure

DTC Confirmation Procedure

WARNING: This page is about a different car, the 2020 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
  1. 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.

    Do you have CONSULT

    YES

    GO TO 2.

    NO

    GO TO 3.

  2. PERFORM DTC CONFIRMATION PROCEDURE 

    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. Turn ignition switch ON.
    6. On CONSULT screen, select "ENGINE">>"DTC Work Support">>"EVAPORATIVE SYSTEM">>"PURG VOL CN/V P1444".
    7. Touch "START".
    8. Start engine and let it idle until "TESTING" on CONSULT changes to "COMPLETED". (It will take approximately 10 seconds.)

      If "TESTING" is not displayed after 5 minutes, retry from step 2.

    9. Touch "SELF-DIAG RESULTS".

    Is "OK" displayed on CONSULT screen?

    YES

    To check malfunction symptom before repair: Refer to Intermittent Incident .

    YES

    Confirmation after repair: INSPECTION END

    NO

    Proceed to Diagnosis Procedure .

  3. PERFORM DTC CONFIRMATION PROCEDURE 

    SYMBOL With GST

    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 20 seconds.
    6. Check 1st trip DTC.

    Is DTC P0443 displayed?

    YES

    Proceed to Diagnosis Procedure .

    NO

    To check malfunction symptom before repair: Refer to Intermittent Incident .

    NO

    Confirmation after repair: INSPECTION END