How to Perform

Start the engine.
Push "OPEN/CLOSE" switch and then open the display.
Push both "MAP" and "D/N" switches at the same time for more than 5 seconds.
Select "Confirmation/ adjustment".

Fig 1: Self Diagnosis Display - Select "Confirmation/Adjustment"
Courtesy of NISSAN MOTOR CO., U.S.A.
Select "Navigation".

Fig 2: Confirmation/Adjustment Display - Select "Navigation"
Courtesy of NISSAN MOTOR CO., U.S.A.
Select "Check the map CD-ROM version".

Fig 3: Navigation Display - Select "Check Map CD-ROM Version"
Courtesy of NISSAN MOTOR CO., U.S.A.
The version (parts number) of CD-ROM loaded to the NAVI control unit will be displayed.

Fig 4: Check Map CD-ROM Version Display
Courtesy of NISSAN MOTOR CO., U.S.A.