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Home >> Lexus >> 2021 >> GX 460 Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Audio / Video System (With Navigation System) (Diagnostic Codes & Symptom Tests) >> AUDIO AND VISUAL SYSTEM (w/ Navigation System) >> Voice is not Recognized [08/2015 - 08/2021] >> Procedure

Voice is not Recognized [08/2015 - 08/2021]: Procedure

  1. CHECK CONDITION 
    1. Refer to the owner's service information and follow its instructions to check that the voice recognition level of the system is not too low for a particular voice.
      RESULT

      Result Proceed to
      System voice recognition level is low with any voice. A
      System voice recognition level is low only for a particular voice. B

      HINT: 

      System voice recognition level varies depending on voice and pronunciation. This is not a malfunction.

    Result: 

    REPLACE MULTI-MEDIA MODULE RECEIVER ASSEMBLY 

    (Refer to REMOVAL [08/2015 - 08/2021] )

    Result: 

    See step  2

  2. CHECK MICROPHONE (OPERATION CHECK) 
    1. Enter the "Microphone Check" screen. [Refer to Check Mic & Voice Recognition in Operation Check (Refer to OPERATION CHECK [08/2015 - 08/2021] )]
      GTY537105Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. When voice is input into the microphone, check that the microphone input level meter changes according to the input voice.
    3. Select the recording switch and perform voice recording.
      • Select the recording switch with the blower motor of the air conditioning system stopped. If an outlet of the air conditioning system is facing the microphone, noise may be recorded.
      • Voice can be recorded up to 5 seconds.
    4. Check that the recording indicator remains on while recording and that the recorded voice is played normally without noise or distortion.

      OK

      All check results are normal.

      TEXT IN ILLUSTRATION

      *a Microphone Input Level Meter
      *b Recording Switch
      *c Stop Switch
      *d Play Switch
      *e Recording Indicator

    Result: 

    OK 

    REPLACE MULTI-MEDIA MODULE RECEIVER ASSEMBLY 

    (Refer to REMOVAL [08/2015 - 08/2021] )

    Result: 

    NG 

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE 

    (Refer to PROBLEM SYMPTOMS TABLE [08/2015 - 08/2019] , or refer to PROBLEM SYMPTOMS TABLE [08/2019 - 08/2021] )