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Home >> Nissan-Datsun >> 2002 >> Altima SE, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0441: EVAP Control System >> DTC Confirmation Test (Using CONSULT-II)
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DTC Confirmation Test (Using CONSULT-II)

  1. Start engine and warm to normal operating temperature.
  2. Turn ignition off and wait at least 10 seconds.
  3. Start engine and let it idle for at least 70 seconds.
  4. Select PURG FLOW P0441 of EVAPORATIVE SYSTEM in DTC CONFIRMATION mode with CONSULT-II.
  5. Press START. If COMPLETED is displayed, go to step  7. If COMPLETED is not displayed, go to next step.
  6. When the following conditions are met, TESTING will be displayed on CONSULT-II screen:
    • Vehicle speed: 20-75 MPH.
    • ENG SPEED: 500-3800 RPM (on 2.5L) or 500-3000 RPM (on 3.5L).
    • B/FUEL SCHDL: 1.0-10.0 msec (on 2.5L) or 1.3-9.0 msec (on 3.5L).
    • Engine coolant temperature: 158-212°F (70-100°C).

    Maintain conditions continuously until TESTING changes to COMPLETED (it will take at least 35 seconds).

    NOTE: If TESTING does not change to COMPLETED, retry from step  2.
  7. Press SELF-DIAG RESULTS. If NG is displayed, go to DIAGNOSTIC PROCEDURE . If OK is displayed, system is okay at this time.
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