Vehicle Position Mark Deviates Greatly: Procedure

CHECK GPS MARK
1. Check that the GPS mark is displayed.
  
  Fig 1: Screen Display - GPS Mark
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  OK
  
  GPS mark is displayed.
NG → See step 2

OK: Go to next step
GO TO "GPS MARK IS NOT DISPLAYED" IN PROBLEM SYMPTOMS TABLE. Refer to PROBLEM SYMPTOMS TABLE
CHECK VEHICLE SENSOR (NAVIGATION CHECK MODE)
1. Enter the "Navigation Check" mode and select "Vehicle Sensors". Refer to OPERATION CHECK .
  
  Fig 2: Screen Display - GPS & Vehicle Sensor
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. While driving the vehicle, compare the "Speed" indicator to the reading on the speedometer. Check that these readings are equal or almost equal.
  OK
  
  The readings are equal or almost equal.
NG → See step 4

OK: Go to next step
CHECK DTC OUTPUT. Refer to DTC CHECK / CLEAR

CHECK VEHICLE SIGNAL (NAVIGATION CHECK MODE)

Enter the "Display Check" mode and select "Vehicle Signal Check". Refer to OPERATION CHECK .

Check that the display changes between ON and OFF according to the shift lever operation.

Fig 3: Identifying Vehicle Signal Check Mode Screen

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Shift Lever Position	Display
Except R	OFF
R	ON

HINT:

The display is updated once per second. As a result, it is normal for the display to lag behind the actual shift lever operation.

NG → See step 6

OK → See step 7

GO TO "REVERSE SIGNAL DOES NOT CHANGE IN NAVIGATION CHECK MODE" IN PROBLEM SYMPTOMS TABLE. Refer to PROBLEM SYMPTOMS TABLE
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to PROBLEM SYMPTOMS TABLE