Inspection Procedure

CHECK MAP DISC
1. Check that the map disc is not deformed or cracked.
  
  Fig 1: Checking CD For Deformed Or Cracked
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  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 CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

OK: Go to next step
CHECK VEHICLE SENSOR (NAVIGATION CHECK MODE)
1. Enter the Navigation Check mode's Vehicle Sensors check (see NAVIGATION CHECK MODE ).
  
  Fig 2: Display Navigation Check Mode - Vehicle Sensors Check
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. While driving, 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 CIRCUIT (NAVIGATION ECU - COMBINATION METER) " IN FLOWCHART

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