Can Check Diagnostics

WARNING: This page is about a different car, the 2009 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.

Press and hold the "AUDIO" switch for more than 1.5 seconds to enter "CAN check diagnostics". Pressing the "AUDIO" switch again will toggle through "ECM", "METER", and "BCM".
- If a current diagnostic result is detected "UN" will be displayed under the heading PR (present)
- If no current diagnostic result is detected "OK" will be displayed under the heading PR (present)
- If a past diagnostic result is detected 39 - 0 will be displayed under the heading PA (past), indicating the number of key cycles since that diagnostic result was detected
Fig 1: Audio Unit Display - ECM
Courtesy of NISSAN MOTOR CO., U.S.A.
Pressing "AUDIO" again will display "Do You Want To Delete?" If you do not wish to delete any diagnostic results, or no diagnostic results exist, pressing "AUDIO" again will display "Key Failure 1 Not Found". After 6 seconds the display will return to the CAN check diagnostics screen.

Fig 2: Audio Unit Display - Do You Want To Delete?
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 3: Audio Unit Display - Key Failure 1 Not Found
Courtesy of NISSAN MOTOR CO., U.S.A.
To delete diagnostic items press "TUNE" to display all diagnostic items then press "TUNE" up/down to select the desired diagnostic item, "Deletion #" will be displayed.

Fig 4: Audio Unit Display - Deletion
Courtesy of NISSAN MOTOR CO., U.S.A.
Press and hold the "SCAN" switch for more than 6 seconds to delete the desired diagnostic item. "Failure Data Reset" will be displayed, followed by a return to the "CAN check diagnostics" screen.

Fig 5: Audio Unit Display - Failure Data Reset

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