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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:

Installation
1. INSTALL SLIDE DOOR ROLLER ASSEMBLY UPPER Apply MP grease to the rotating area of the roller. Install the roller with the 2 bolts. Torque: 13 N*m (130 kgf*cm, 10 ft.*lbf) 2. INSTALL SLIDE DOOR HINGE ASSEMBLY CENTER LH Apply MP grease to the rotating areas of the hinge. Ins ...

Linked mirror function when reversing (if equipped)
When the mirror select switch is in the L or R position, the outside rear view mirrors will automatically angle downwards when the vehicle is reversing in order to give a better view of the ground. To disable this function, move the mirror select switch to the neutral position (between L and R ...

Meter Illumination is Always Dark
DESCRIPTION  Confirm that the vehicle is equipped with the optitron meter, then check this circuit. The combination meter assembly receives a auto dimmer signal from the body ECU by the multiplex communication line. WIRING DIAGRAM INSPECTION PROCEDURE 1 CHECK MULTIPLEX CO ...

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