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 GPS MARK

Fig 1: Checking GPS Mark
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. Check that the GPS mark is displayed.
  OK: GPS mark is displayed.
  
  NG: GO TO GPS MARK IS NOT DISPLAYED IN PROBLEM SYMPTOMS TABLE
  
  OK: Go to Next Step
CHECK VEHICLE SENSOR (NAVIGATION CHECK MODE)

Fig 2: Diagnostic Tool Display - Vehicle Sensors Screen
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 that 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: Go to Next Step

CHECK VEHICLE SENSOR (NAVIGATION CHECK MODE)

Fig 3: Diagnostic Tool Display - Vehicle Sensors Screen

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Check that the display changes between ON and OFF according to the shift lever operation (P and R).

VEHICLE SENSOR (NAVIGATION CHECK MODE)

Shift Lever Position	Display
P	OFF
R	ON

HINT:

The display is updated once per second. It is normal for the display to lag behind the actual switch operation.

NG: GO TO "REVERSE SIGNAL DOES NOT CHANGE IN THE NAVIGATION CHECK MODE" IN PROBLEM SYMPTOMS TABLE .

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