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Toyota Sienna Service Manual: The Other Caller cannot Hear Your Voice, or Your Voice is too Quiet or Distorted

Toyota Sienna Service Manual / Navigation / Navigation system / Diagnostic trouble code chart / The Other Caller cannot Hear Your Voice, or Your Voice is too Quiet or Distorted

INSPECTION PROCEDURE

1 CHECK CELLULAR PHONE

  1. Check if the other side can hear your voice properly.

OK: Your voice can be heard correctly.

2 CHECK SETTINGS

CHECK SETTINGS

  1. Check if the mute switch is set to ON.

OK: Mute switch is not set to ON.

3 CHECK SETTINGS

CHECK SETTINGS

  1. Enter the "Handsfree Voice Quality Set" mode.
  2.  Check if the Send Voice Level is set to "0".

    HINT: The Send Voice Level can be set to 11 different levels, -5 to +5, with a 3 dB difference.

  3.  Check if the Send Voice Level minimum or maximum level.

HINT: When the Send Voice Level is set to the minimum or maximum level, the sound may be distorted.

OK: The Send Voice Level is set to "0".

4 CHECK MICROPHONE (NAVIGATION CHECK MODE)

CHECK MICROPHONE (NAVIGATION CHECK MODE)

  1. Enter the "MICROPHONE & VOICE RECOGNITION CHECK" mode.
  2.  When voice is input into the microphone, check that the microphone input level meter changes according to the input voice.
  3.  Push the recording switch and perform voice recording.

    HINT: 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.

REPLACE RADIO AND NAVIGATION ASSEMBLY

The Other Caller's Voice cannot be Heard, is too Quiet, or Distorted
INSPECTION PROCEDURE 1 CHECK CELLULAR PHONE Check if the voice on the other side can be heard using a cellular phone. OK: Voice can be heard 2 CHECK NAVIGATION SYSTEM Check that naviga ...

Black Screen
INSPECTION PROCEDURE 1 CHECK DISPLAY SETTING Check that the display is not in "Screen OFF" mode. OK: The display setting is not in "Screen OFF" mode. 2 CHECK IMAGE QUALIT ...

Other materials:

On-vehicle inspection
1. CONNECT INTELLIGENT TESTER (a) Connect the intelligent tester to the DLC3. (b) Start the engine and run at idle. (c) Select the ACTIVE TEST mode on the intelligent tester. HINT: Please refer to the intelligent tester operator's manual for further details. 2. INSPECT ACTUATOR MOTOR ...

Removal
1. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM (See page AC-172) 2. REMOVE FRONT WHEEL RH 3. REMOVE FRONT FENDER APRON SEAL RH (See page EM-26) 4. REMOVE V-RIBBED BELT (See page EM-6) 5. REMOVE RADIATOR AND FAN ASSEMBLY (See page CO-28) 6. DISCONNECT DISCHARGE HOSE SUB-ASSEMBLY (a) Re ...

Changing the vehicle-to-vehicle distance
Pressing the button changes the vehicle-to-vehicle distance as follows: Long Medium Short The vehicle-to-vehicle distance is set automatically to long mode when the engine switch is turned to IGNITION ON mode. If a vehicle is running ahead of you, the preceding vehicle mark w ...

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