With Consult-III

WARNING: This page is about a different car, the 2011 Infiniti M37. However, it is still accessible from the selected car via links, so may be relevant.

To locate the EVAP leak, install EVAP service port adapter and pressure pump to EVAP service port.
Turn ignition switch ON.
Select the "EVAP SYSTEM CLOSE" of "WORK SUPPORT" mode with CONSULT-III.
Touch "START". A bar graph (Pressure indicating display) will appear on the screen.
Apply positive pressure to the EVAP system until the pressure indicator reaches the middle of the bar graph.
Remove EVAP service port adapter and hose with pressure pump.

Fig 1: Attaching EVAP Service Port Adapter
Courtesy of NISSAN MOTOR CO., U.S.A.
Locate the leak using a leak detector. Refer to "EVAPORATIVE EMISSION SYSTEM : SYSTEM DIAGRAM ".

Fig 2: Identifying EVAP Leak Detector
Courtesy of NISSAN MOTOR CO., U.S.A.