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Home >> Nissan-Datsun >> 2009 >> Maxima S >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Component Testing >> On-Vehicle Maintenance >> EVAP Leak Check >> Inspection >> Without Consult-III
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Without Consult-III

  1. To locate the EVAP leakage, install EVAP service port adapter (commercial service tool) and pressure pump to EVAP service port.
  2. Apply battery voltage between the terminals of EVAP canister vent control valve to make a closed EVAP system.
  3. To locate the leakage, deliver positive pressure to the EVAP system until pressure gauge points reach 1.38 to 2.76 kPa (0.014 to 0.028 kg/cm2 , 0.2 to 0.4 psi).
  4. Remove EVAP service port adapter (commercial service tool) and hose with pressure pump.
    Fig 1: Attaching EVAP Service Port Adapter
    G04874786Courtesy of NISSAN MOTOR CO., U.S.A.
  5. Locate the leakage using a leakage detector (commercial service tool). Refer to "SYSTEM DIAGRAM ".
    Fig 2: Identifying EVAP Leak Detector
    G04874789Courtesy of NISSAN MOTOR CO., U.S.A.