FixVault

3. Check EVAP Control System Pressure Sensor Power Supply Circuit

WARNING: This page is about a different car, the 2004 Infiniti Q45. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn ignition switch ON.
  2. Check voltage between EVAP control system pressure sensor terminal 1 and ground with CONSULT-II or tester.
    1. Voltage: Approximately 5V 
Fig 1: Checking Voltage Between EVAP Control System Pressure Sensor Terminal 1 & Ground
G00760972Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG 

OK : GO TO 5. CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR GROUND CIRCUIT FOR OPEN AND SHORT .

NG : GO TO 4.