3. Check EVAP Control System Pressure Sensor Power Supply Circuit

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.

Turn ignition switch ON.
Check voltage between EVAP control system pressure sensor terminal 3 and ground with CONSULT-II or tester.
1. Voltage: Approximately 5V

OK or NG

OK: GO TO 5 .
NG: GO TO 4.

Fig 1: Checking Voltage

Courtesy of NISSAN MOTOR CO., U.S.A.