Inspection Procedure

WARNING: This page is about a different car, the 2005 Toyota 4Runner. 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 And 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
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 And 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"
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
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 IN PROBLEM SYMPTOMS TABLE
OK

REPLACE RADIO AND NAVIGATION ASSY (SEE RADIO RECEIVER ASSY )