Method Of Starting

WARNING: This page is about a different car, the 2013 Nissan Xterra. However, it is still accessible from the selected car via links, so may be relevant.

Turn the ignition ON.
Turn the audio system OFF.
While pressing the MENU button, turn the TUNE-SCROLL dial counterclockwise 3 or more clicks, then clockwise 3 or more clicks, then counterclockwise 3 or more clicks. When self diagnosis mode begins, a short beep will be heard. Shifting from current screen to previous screen is performed by pressing BACK button.

Fig 1: Turning Tune Scroll Dial
Courtesy of NISSAN NORTH AMERICA, INC.
The trouble diagnosis initial screen is displayed, and Version, User Config, Radio, System State or Self Test can be selected.

Fig 2: Identifying Service Menu Screen
Courtesy of NISSAN NORTH AMERICA, INC.