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Home >> Nissan-Datsun >> 2007 >> Altima Hybrid >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (Hybrid) >> Qr25DE >> Component Diagnosis >> P0441 EVAP Control System >> Component Function Check
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Component Function Check

  1. PERFORM COMPONENT FUNCTION CHECK

    Without CONSULT-III 

    1. Lift up the vehicle.
    2. Activate "INSPECTION MODE 1" ( MODE 1 ) to start engine, and warm up engine to normal operating temperature.
    3. Turn ignition switch OFF and wait at least 10 seconds.
    4. Turn ignition switch ON.
    5. Turn ignition switch OFF and wait at least 10 seconds.
    6. Activate "INSPECTION MODE 1" ( MODE 1 ) to start engine, and wait at least 150 seconds.
    7. Set voltmeter probes to ECM harness connector and ground.
      ECM HARNESS CONNECTOR AND GROUND

      ECM Ground
      Connector Terminal
      E10 86
      (EVAP control system pressure sensor signal)
      Ground
    8. Check EVAP control system pressure sensor value when vehicle is stopped and note it.
    9. Establish and maintain the following conditions for at least 1 minute.
      VEHICLE SPEED REFERENCE

      Vehicle speed 70 km/h (43 MPH) or more
      Shift lever D position
    10. Verify that EVAP control system pressure sensor value stays 0.1V less than the value when vehicle is stopped (measured at step  8) for at least 1 second.

    Is the inspection result normal? 

    YES: INSPECTION END

    NO: Go to "DIAGNOSIS PROCEDURE ".