Navigation System Vehicle Position Mark Is Not Updated

Body Electrical. Lexus Gs430, Gs300. Uzs190 Grs190
Navigation. Lexus Gs430, Gs300. Uzs190 Grs190

INSPECTION PROCEDURE

CHECK MAP DISC

CHECK MAP DISPLAY

CHECK VEHICLE SENSOR (NAVIGATION CHECK MODE)

NAVIGATION SYSTEM - Vehicle Position Mark is not Updated


INSPECTION PROCEDURE

1.CHECK MAP DISC
Lexus Gs430, Gs300. Uzs190 Grs190.Navigation.Navigation System.Navigation System  Vehicle Position Mark Is Not Updated
  1. Check that the map disc is not deformed or cracked.

    OK:
    No deformations or cracks on map disc.


NG
REPLACE MAP DISC
OK


2.CHECK MAP DISPLAY
  1. Check if a touch scroll can be performed on the map display.

    OK:
    Touch scroll can be performed.


NG
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
OK


3.CHECK VEHICLE SENSOR (NAVIGATION CHECK MODE)
Lexus Gs430, Gs300. Uzs190 Grs190.Navigation.Navigation System.Navigation System  Vehicle Position Mark Is Not Updated
  1. Enter the "Navigation Check" (Vehicle Sensors) (Click here).

  1. While driving the vehicle, compare the "SPEED" indicator to the reading on the speedometer. Check if these readings are almost equal.

    OK:
    The readings are almost equal.


NG
GO TO "VEHICLE SPEED SIGNAL CIRCUIT BETWEEN NAVIGATION ECU AND COMBINATION METER" IN PROBLEM SYMPTOMS TABLE
OK

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE