Operation Procedure

WARNING: This page is about a different car, the 2003 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.

Start the engine.
Turn the audio system off.
While pressing the "PAUSE/MUTE" button, turn the volume control dial clockwise or counterclockwise for 30 clicks or more. (When the self-diagnosis mode is started, a short beep will be heard.)
- Shifting from current screen to previous screen is performed by pressing "PREV" button.
Fig 1: Identifying "PAUSE/MUTE" Button And "VOLUME" Control Dial
Courtesy of NISSAN MOTOR CO., U.S.A.
The initial trouble diagnosis screen will be shown, and items "Self-Diagnosis (DCU)", "Self-Diagnosis (NAVI)", "Confirmation/Adjustment" and "CAN DIAG SUPPORT MONITOR" will become selective.
Select "CAN DIAG SUPPORT MONITOR".

Fig 2: Displaying "SELF DIAGNOSIS" Screen
Courtesy of NISSAN MOTOR CO., U.S.A.

Display status of CAN communication.

DISPLAY STATUS OF CAN COMMUNICATION CHART

Item	Content	Error counter (Reference value)
CANCOMM	OK/NG	0-50
CAN_CIRC_1	OK/UNKWN	0-50
CAN_CIRC_2	OK/UNKWN	0-50
CAN_CIRC_3	OK/UNKWN	0-50
CAN_CIRC_4	OK/UNKWN	0-50
CAN_CIRC_5	OK/UNKWN	0-50
CAN_CIRC_6	OK/UNKWN	0-50
CAN_CIRC_7	OK/UNKWN	0-50
CAN_CIRC_8	OK/UNKWN	0-50
CAN_CIRC_9	OK/UNKWN	0-50

Fig 3: Displaying "CAN DIAG SUPPORT MONITOR" Screen

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

NOTE: Counter shows the status of CAN communication.