Inspection Procedure

WARNING: This page is about a different car, the 2007 Lexus GX 470. However, it is still accessible from the selected car via links, so may be relevant.

CHECK MAP DISC

Fig 1: Checking Disc For Deformed Or Cracked
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. Check that the map disc is not deformed or cracked.
  OK: No deformations or cracks on map disc.
  
  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 INSPECTION PROCEDURE SHOWN IN PROBLEM SYMPTOMS TABLE
  
  OK: Go to Next Step
CHECK VEHICLE SENSOR (NAVIGATION CHECK MODE)

Fig 2: Identifying Tester Display - Vehicle Sensors
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. Enter the "NAVIGATION CHECK" MODE (Vehicle Sensors).
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.
  
  NG: GO TO "SPEED SIGNAL DOES NOT CHANGE IN NAVIGATION CHECK MODE" IN PROBLEM SYMPTOMS TABLE
  
  OK: PROCEED TO NEXT INSPECTION PROCEDURE SHOWN IN PROBLEM SYMPTOMS TABLE