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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:

Short in Side Squib RH Circuit
DTC B0110/43 Short in Side Squib RH Circuit DESCRIPTION The side squib RH circuit consists of the center airbag sensor assembly and the front seat side airbag assembly RH. The circuit instructs the SRS to deploy when deployment conditions are met. DTC B0110/43 is recorded when a short cir ...

Inspection
1. INSPECT REAR SPEED SENSOR (a) Remove the seat cushion and seatback. (b) Disconnect the speed sensor connector. (c) Measure the resistance between terminals 1 and 2 of the speed sensor connector OK: Resistance: 1.1 +- 0.2 kΩ at 25 +- 5 °C (d) Measure the resistance between ea ...

Rear evaporator temperature sensor circuit
DESCRIPTION The rear evaporator temperature sensor is installed on the rear evaporator. It detects the rear evaporator temperature. The sensor sends a signal to the A/C amplifier. The resistance of the rear evaporator temperature sensor changes in accordance with the rear evaporator temperatu ...

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