LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2010 >> M45 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0171 To P0456 >> DTC P0441 EVAP Control System >> DTC Confirmation Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Confirmation Procedure

CAUTION: Always drive vehicle at a safe speed.
NOTE: 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°C (41°F) or more  .

WITH CONSULT-III

  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 with CONSULT-III.
  7. Touch "START".

    If "COMPLETED" is displayed, go to step 9.

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

    Selector lever Suitable position
    VHCL SPEED SE 32 - 120 km/h (20 - 75 MPH)
    ENG SPEED 500 - 3, 000 RPM
    B/FUEL SCHDL 1.0 - 10.0 msec
    COOLAN TEMP/S 70 - 100°C (158 - 212°F)

    If "TESTING" does not change for a long time, retry from step 2  .

  9. Check that "OK" is displayed after touching "SELF-DIAG RESULTS". If "NG" is displayed, go to "DIAGNOSIS PROCEDURE ".