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Home >> Infiniti >> 2004 >> M45 >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> DTC P0441: EVAP Control System >> Diagnostic Procedure >> 5. Check EVAP Purge Hose And Purge Port
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5. Check EVAP Purge Hose And Purge Port

  1. Disconnect purge hoses connected to EVAP service port and EVAP canister purge volume control solenoid valve B. 
  2. Blow air into each hose and EVAP purge port C. 
    Fig 1: Inspecting EVAP Purge Hose & Purge Port
    G00796024Courtesy of NISSAN MOTOR CO., U.S.A.
  3. Check that air flows freely.
    Fig 2: Checking Air Flows Freely
    G00796025Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG 

  1. OK (With CONSULT-II): GO TO 6.
  2. OK (Without CONSULT-II): GO TO7. CHECK EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE .
  3. NG: Repair or clean hoses and/or purge port.