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Home >> Nissan-Datsun >> 2014 >> Maxima SV >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0196 To P0607 >> DTC P0442: EVAP Control System >> DTC Logic >> DTC Confirmation Procedure
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DTC Confirmation Procedure

  1. PRECONDITIONING 

    If DTC Confirmation Procedure has been previously conducted, always perform the following 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: 

      • Perform "DTC WORK SUPPORT" when the fuel level is between 1/4 and 3/4 full, and vehicle is placed on flat level surface. 
      • Always perform test at a temperature of 0 to 30°C (32 to 86°F)  .
        NOTE: Check that EVAP hoses are connected to EVAP canister purge volume control solenoid valve properly.

        Will CONSULT be used? 

        YES: GO TO 2.

        NO: GO TO  3.

  2. PERFORM DTC CONFIRMATION PROCEDURE 

    With CONSULT 

    1. Turn ignition switch ON.
    2. Turn ignition switch OFF and wait at least 10 seconds.
    3. Turn ignition switch ON and select "DATA MONITOR" mode with CONSULT.
    4. Check that the following conditions are met.

      COOLAN TEMP/S: 0 - 70°C (32 - 158°F) 

      INT/A TEMP SE: 0 - 30°C (32 - 86°F) 

    5. Select "EVP V/S LEAK P0456/P1456" of "EVAPORATIVE SYSTEM" in "DTC WORK SUPPORT" mode with CONSULT.

      Follow the instructions displayed.

      NOTE: If the engine speed cannot be maintained within the range displayed on the CONSULT screen, go to "BASIC INSPECTION: SPECIAL REPAIR REQUIREMENT ".

      Which is displayed on CONSULT screen? 

      OK: INSPECTION END

      NG: Go to "DIAGNOSIS PROCEDURE ".

  3. PERFORM COMPONENT FUNCTION CHECK 

    With GST 

    NOTE: Be sure to read the explanation of "SRT SET DRIVING PATTERN " before driving vehicle.
    1. Start engine.
    2. Drive vehicle according to "SRT SET DRIVING PATTERN ".
    3. Stop vehicle.
    4. Turn ignition switch OFF and wait at least 10 seconds.
    5. Turn ignition switch ON.
    6. Turn ignition switch OFF and wait at least 10 seconds.
    7. Turn ignition switch ON.
    8. Check 1st trip DTC.

      Is 1st trip DTC displayed? 

      YES-1: P0441: Refer to "DIAGNOSIS PROCEDURE ".

      YES-2: P0442: Refer to "DIAGNOSIS PROCEDURE ".

      NO: INSPECTION END