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Home >> Nissan-Datsun >> 2014 >> Maxima S >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0196 To P0607 >> DTC P0443: EVAP Canister Purge Volume Control Solenoid Valve >> DTC Logic >> DTC Confirmation Procedure

DTC Confirmation Procedure

  1. PRECONDITIONING 

    If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.

    TESTING CONDITION: 

    • Perform DTC CONFIRMATION PROCEDURE when the fuel is between 1/4 and 3/4 full, and vehicle is placed on flat level surface. 
    • Always perform test at a temperature of 5 to 60°C (41 to 140°F).
    • Cool the vehicle so that engine coolant temperature becomes same level as ambient temperature.

      Do you have CONSULT 

      YES: GO TO 2.

      NO: GO TO  4.

  2. PERFORM DTC CONFIRMATION PROCEDURE A 

    With CONSULT 

    1. Turn ignition switch ON.
    2. Select "DATA MONITOR" mode with CONSULT.
    3. Check that the following condition are met.

      FUEL T/TMP SE: 0 - 35°C (32 - 95°F)

    4. Start engine and wait at least 60 seconds.
    5. Check 1st trip DTC.

      Is 1st trip DTC detected? 

      YES: Go to "DIAGNOSIS PROCEDURE ".

      NO: GO TO 3.

  3. PERFORM DTC CONFIRMATION PROCEDURE B 

    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. Select "PURG VOL CN/V P1444" of "EVAPORATIVE SYSTEM" in "DTC WORK SUPPORT" mode with CONSULT.
    5. Touch "START".
    6. 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.

    7. Touch "SELF-DIAG RESULT".

      Which is displayed on CONSULT? 

      OK: INSPECTION END

      NG: Go to "DIAGNOSIS PROCEDURE ".

  4. PERFORM DTC CONFIRMATION PROCEDURE A 

    With GST 

    1. Turn ignition switch ON.
    2. Check the voltage between ECM harness connector and ground.
      ECM Ground Voltage (V)
      Connector Terminal
      E10 95 (Fuel tank temperature sensor signal) Ground 3.1 - 4.0
    3. Start engine and wait at least 60 seconds.
    4. Check 1st trip DTC.

      Is 1st trip DTC detected? 

      YES: Go to "DIAGNOSIS PROCEDURE ".

      NO: GO TO 5.

  5. PERFORM DTC CONFIRMATION PROCEDURE 

    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. Start engine and let it idle for at least 20 seconds.
    4. Check 1st trip DTC.

      Is 1st trip DTC detected? 

      YES: Go to "DIAGNOSIS PROCEDURE ".

      NO: INSPECTION END

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