LEMON Manuals: Even more car manuals for everyone
Home >> Infiniti >> 2004 >> G35 Base, 2D Coupe, Standard >> Repair and Diagnosis >> Engine Performance >> System >> 2004 - Engine Control System - Coupe >> DTC P0441: EVAP Control System >> Diagnostic Procedure >> 2. Check Purge Flow

2. Check Purge Flow

With CONSULT-II 

  1. Disconnect vacuum hose connected to EVAP canister purge volume control solenoid valve at EVAP service port and install vacuum gauge. For the location of EVAP service port, refer to "EVAPORATIVE EMISSION LINE DRAWING ".
  2. Start engine and let it idle.
  3. Select "PURG VOL CONT/V" in "ACTIVE TEST" mode with CONSULT-II.
    Fig 1: CONSULT-II Display Screen
    G00724108Courtesy of NISSAN MOTOR CO., U.S.A.
  4. Rev engine up to 2,000 rpm.
  5. Touch "Qd" and "Qu" on CONSULT-II screen to adjust "PURG VOL CONT/V" opening and check vacuum existence.
Fig 2: "ACTIVE TEST" Mode With CONSULT-II Parameters
G00724107Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG 

OK: GO TO 7 .

NG: GO TO 4.