Inspection Procedure

WARNING: This page is about a different car, the 2006 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.

CHECK NAVIGATION SETTING
1. Enter the "Menu" screen by pressing the "MENU" switch.
2. Select "Volume".
  
  Fig 1: Identifying Display Screen - Menu
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Check that "Off" is not selected.
  OK:
  
  "Off" is not selected.
NG: TURN VOICE GUIDANCE VOLUME UP TO 4 USING VOICE ADJUSTMENT SWITCHES

Fig 2: Identifying Display Screen - Volume
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: GO TO NEXT STEP
CHECK NAVIGATION SETTING
1. Enter the "Menu" screen by pressing the "MENU" switch.
2. Select "Setup".
  
  Fig 3: Identifying Display Screen - Menu
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Check that "Voice guide in all modes" is not OFF.
  OK:
  
  Voice guide in all modes is not OFF.
NG: TURN VOICE GUIDANCE IN ALL MODES "ON"

Fig 4: Identifying Display Screen - Setup
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: GO TO NEXT STEP
CHECK MAP DISC
1. Check that the map disc is not deformed or cracked.
  OK:
  
  No deformations or cracks on map disc.
NG: REPLACE MAP DISC

Fig 5: Ensure Map Disc Is Not Cracked Or Deformed
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: GO TO NEXT STEP
CHECK RADIO RECEIVER
1. Check that audio sound can be heard from the driver side speaker.
  OK:
  
  Audio sound can be heard.
NG: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

OK: REPLACE NAVIGATION ECU