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 NAVIGATION SYSTEM SETTING
1. Enter the "Menu" screen by pressing the "MENU" switch.
2. Enter the volume adjustment screen by pressing the "Volume" switch.
  
  Fig 1: Locating Menu & Volume Switches
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Check that "Off" is not selected
  OK: "Off" is not selected.
Fig 2: Locating OFF Switch
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. NG: TURN VOICE GUIDANCE VOLUME UP TO 4 USING VOICE ADJUSTMENT SWITCHES
2. OK: GO TO NEXT STEP
CHECK NAVIGATION SETTING
1. Enter the "Menu" screen by pressing the "MENU" switch.
2. Enter the "Setup" screen by pressing the "Setup" switch.
  
  Fig 3: Locating Menu & Setup Switches
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Check that "Auto Voice Guidance" is not OFF
  OK: Auto voice guidance is not OFF.
4. Check that "Voice Guidance in All Modes" is not OFF
  OK: Voice guidance in all modes is not OFF.
Fig 4: Checking Auto Voice Guidance Condition
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. NG: TURN AUTO VOICE GUIDANCE TO "ON"
2. OK: GO TO NEXT STEP
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 5: Identifying Cracked Or Deformed Map Discs
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. NG: REPLACE MAP DISC
2. OK: GO TO NEXT STEP
CHECK RADIO AND NAVIGATION ASSY
1. Check if audio sound can be heard from the driver's side speaker
  OK: Audio sound can be heard.
1. NG: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN PROBLEM SYMPTOMS TABLE
2. OK: REPLACE RADIO AND NAVIGATION ASSY (SEE RADIO RECEIVER ASSY )