Vehicle Position Mark is not Updated

WARNING: This page is about a different car, the 2006 Lexus IS 350 and 2006 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.

CHECK MAP DISC
1. Check that the map disc is not deformed or cracked.
  OK: No deformations or cracks on map disc.
  
  Fig 1: Ensure Map Disc Is Not Cracked Or Deformed
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
NG: REPLACE MAP DISC

OK: Go to next step.
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: Go to next step.
CHECK VEHICLE SENSOR (NAVIGATION CHECK MODE)
1. Enter the "Navigation Check" mode (Vehicle Sensors) (See BLUETOOTH TEL CHECK MODE ).
2. 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.
  
  Fig 2: Checking Vehicle Sensor (Navigation Check Mode)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
NG: GO TO SPEED SIGNAL DOES NOT CHANGE IN THE NAVIGATION CHECK MODE IN PROBLEM SYMPTOMS TABLE

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