FixVault

2. Check Connector

WARNING: This page is about a different car, the 2004 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect EVAP control system pressure sensor harness connector.
    Fig 1: EVAP Canister & Components
    G00874736Courtesy of NISSAN MOTOR CO., U.S.A.
  2. Check sensor harness connector for water.
    1. Water should not exist. 

OK or NG 

  1. OK: GO TO 3.
  2. NG: Repair or replace harness connector.