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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 1030 (Navigation System) >> Navigation System >> On Board Self-Diagnosis Function >> Diagnosis Item
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Diagnosis Item

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.
ON BOARD SELF-DIAGNOSIS

Mode Description
Self-diagnosis (DCU) Display control unit diagnosis
Self-diagnosis (NAVI)
  • NAVI Control unit diagnosis (DVD-ROM drive will not be diagnosed when no map DVD-ROM is in it)
  • Analyzes connection between the NAVI control unit and the GPS antenna connection between the NAVI control unit and each unit, and operation of each unit.
CONFIRMATION/ADJUSTMENT Display diagnosis On display control unit mode, color tone and shading of the screen can be checked by the display of a color bar and a gray scale.
Vehicle signals On display control unit mode, analyzes the following vehicle signals: Vehicle speed signal, light signal (1) , ignition switch signal, and reverse signal.
Auto Climate Control A/C self-diagnosis of A/C system.
Navigation Display diagnosis On NAVI C/U mode, color tone and shading of the screen can be checked by the display of a color bar and a gray scale.
Vehicle signals On NAVI C/U mode, analyzes the following vehicle signals: Vehicle speed signal, light signal, ignition switch signal, and reverse signal.
History of Errors Diagnosis results previously stored in the memory (before turning ignition switch ON) are displayed in this mode. Time and location when/where the errors occurred are also displayed.
Navigation Display Longitude & Latitude Display the map. Use the joystick to adjust position. Longitude and latitude will be displayed.
Speed Calibration Under ordinary conditions, the navigation system distance measuring function will automatically compensate for minute decreases in wheel and tire diameter caused by tire wear or low-pressure. Speed calibration immediately restores system accuracy in cases such as when distance calibration is needed because of the use of tire chains in inclement weather.
Angle adjustment Corrects difference between actual turning angle of a vehicle and turning angle of the car mark on the display.
Initialize Location This mode is for initializing the current location. Use when the vehicle is transported a long distance on a trailer, etc.
CAN DIAG SUPPORT MONITOR Display status of CAN communication.
(1) Make the status that is set by D/N function be shown.
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