With Consult

WARNING: This page is about a different car, the 2013 Infiniti FX37. 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.
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.
Locate the leak using a leak detector. Refer to "SYSTEM DIAGRAM ".

Fig 1: Installing EVAP Service Port Adapter And Pressure Pump To EVAP Service Port
Courtesy of NISSAN NORTH AMERICA, INC.

Fig 2: Identifying EVAP Leak Detector
Courtesy of NISSAN NORTH AMERICA, INC.