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Home >> Infiniti >> 2004 >> Q45 >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> DTC P0455: EVAP Control System >> DTC Confirmation Procedure >> With CONSULT-II
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With CONSULT-II

  1. Tighten fuel filler cap securely until ratcheting sound is heard.
  2. Turn ignition switch ON.
  3. Turn ignition switch OFF and wait at least 10 seconds.
  4. Turn ignition switch ON and select "DATA MONITOR" mode with CONSULT-II.
  5. Make sure that the following conditions are met.

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

    INT/A TEMP SE: 0 - 60°C (32 - 140°F) 

  6. Select "EVAP SML LEAK P0442/P1442" of "EVAPORATIVE SYSTEM" in "DTC WORK SUPPORT" mode with CONSULT-II. Follow the instruction displayed.
    Fig 1: Checking EVAP SML LEAK P0442/P1442 with CONSULT-II
    G00760992Courtesy of NISSAN MOTOR CO., U.S.A.
    NOTE: If the engine speed cannot be maintained within the range displayed on the CONSULT-II screen, go to BASIC INSPECTION  .
  7. Make sure that "OK" is displayed.

    If "NG" is displayed, select "SELF-DIAG RESULTS" mode and make sure that "EVAP GROSS LEAK [P0455]" is displayed. If it is displayed, refer to DIAGNOSTIC PROCEDURE  .

    If P0442 is displayed, go to DIAGNOSTIC PROCEDURE  .

    If P1442 is displayed, go to DIAGNOSTIC PROCEDURE  .

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