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Home >> Lexus >> 2008 >> RX 400h AWD >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Navigation >> Navigation System >> Voice Guidance does not Function >> Inspection Procedure

Inspection Procedure

  1. CHECK NAVIGATION SYSTEM SETTING 
    1. Enter the "Menu" screen by pressing the "MENU" switch.
    2. Select "Volume".
      Fig 1: Screen Display - Menu
      G04945352Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Check that "OFF" is not selected.

      OK: "OFF" is not selected. 

      Fig 2: Screen Display - Volume
      G04945353Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    NG: TURN VOICE GUIDANCE VOLUME UP TO 4 USING VOICE ADJUSTMENT SWITCHES 

    OK: Go to Next Step 

  2. CHECK NAVIGATION SETTING 
    1. Enter the "Menu" screen by pressing the "MENU" switch.
    2. Select "Set up".
      Fig 3: Screen Display - Menu
      G04945354Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Check that "Voice Guidance in All Modes" is not OFF.

      OK: Voice guidance in all modes is not OFF. 

    4. Fig 4: Screen Display - Setup
      G04945355Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    NG: TURN VOICE GUIDANCE IN ALL MODES "ON" 

    OK: Go to Next Step 

  3. CHECK NAVIGATION SETTING 
    1. Enter the "Menu" screen by pressing the "MENU" switch.
    2. Select "Set up".
      Fig 5: Screen Display - Menu
      G04945354Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Check that "Auto Voice Guidance" is not OFF.

      OK: Auto voice guidance is not OFF. 

      Fig 6: Screen Display - Setup
      G04945357Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    NG: TURN AUTO VOICE GUIDANCE "ON" 

    OK: Go to Next Step 

  4. CHECK MAP DISC 
    1. Check that the map disc is not deformed or cracked.

      OK: No deformations or cracks on map disc. 

      Fig 7: Checking Disc For Deformed Or Cracked
      G05863870Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    NG: REPLACE MAP DISC 

    OK: Go to Next Step 

  5. CHECK RADIO RECEIVER 
    1. Check that audio sound can be heard from the driver side speaker.

      OK: Audio sound can be heard. 

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

    NG:  GO TO AUDIO AND VISUAL SYSTEM