Toyota Sienna Service Manual: 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 navigation sound can be heard from the driver side speaker.
OK: Audio sound can be heard
3 CHECK SETTINGS
- Check if the volume level is set to low on the CALL screen.
OK: The level is not set low
4 CHECK SETTINGS
- Enter the "Handsfree Voice Quality Set" mode.
- Check if the Receive Voice Level is set to "0".
HINT: The Receive Voice Level can be set to 11 different levels, -5 to +5, with a 3 dB difference.
- Check if the Receive Voice Level is set to the minimum or maximum level.
HINT: When the Receive Voice Level is set to the minimum or maximum level, the sound may be distorted.
OK: The Receive Voice Level is set to "0".
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
Cannot Call in a Certain Place
INSPECTION PROCEDURE
1 CHECK SURROUNDING CONDITIONS
Check if the cellular phone can make calls in a certain
place.
OK:
It can make calls
2 CHECK RECEPTION
Enter the "Informati ...
The Other Caller cannot Hear Your Voice, or Your Voice is too Quiet or
Distorted
INSPECTION PROCEDURE
1 CHECK CELLULAR PHONE
Check if the other side can hear your voice properly.
OK:
Your voice can be heard correctly.
2 CHECK SETTINGS
Check if the mute switch is ...
Other materials:
Check for open circuit
(a) For an open circuit in the wire harness in Fig. 1, the resistance or
voltage, as described below.
(b) Check the resistance.
Check the resistance
Standard resistance (Fig. 2)
HINT:
Measure the resistance while lightly shaking the
wire harness vertically and horizontally. I ...
On-vehicle inspection
1. INSPECT FRONT PASSENGER AIRBAG ASSEMBLY
(VEHICLE NOT INVOLVED IN COLLISION)
Perform a diagnostic system check.
With the front passenger airbag assembly installed
on the vehicle, perform a visual check. If there are
any defects as mentioned below, replace the
instrumen ...
Disc cannot be Played/ No Playable Files/ Copyright Protection Error
DTC 63-7D Disc cannot be Played
DTC 63-7E No Playable Files
DTC 63-7F Copyright Protection Error
DESCRIPTION
DTC No.
DTC Detection Condition
Trouble Area
63-7D
An incompatible MP3 / WMA file is used.
Although the file has an extension of &quo ...
