Inspection Procedure

WARNING: This page is about a different car, the 2005 Toyota Sienna. 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 appear on the map disc.
Fig 1: Identifying Cracked Or Deformed Map Discs
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. NG: REPLACE MAP DISC
2. 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.
1. NG: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN PROBLEM SYMPTOMS TABLE
2. OK: GO TO NEXT STEP
NAVIGATION CHECK MODE (VEHICLE SENSORS CHECK)
1. Enter the "Navigation Check" mode (Vehicle Sensors) (see NAVIGATION CHECK MODE (VEHICLE SENSORS) ).
2. While driving, compare the "Speed" indicator to the reading on the speedometer. Check if these readings are almost the same
  OK: The readings are almost the same.
Fig 2: Navigation Check Mode Screen (Vehicle Sensors Check)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. NG: GO TO SPEED SIGNAL CIRCUIT (RADIO AND NAVIGATION ASSY) IN FLOW CHART (SEE SPEED SIGNAL CIRCUIT (RADIO AND NAVIGATION ASSY) )
2. OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN PROBLEM SYMPTOMS TABLE