Toyota Sienna Service Manual: The Other Caller's Voice cannot be Heard, is too Quiet, or Distorted

Toyota Sienna Service Manual / Navigation / Navigation system / Diagnostic trouble code chart / 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

CHECK SETTINGS

4 CHECK SETTINGS

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:

Installation
1. INSTALL TRANSMISSION CONTROL CABLE ASSEMBLY (a) Pull in the control cable to the body. (b) Install the cable end, as shown in the illustration. (c) When installing the transmission control cable assembly on the shift lever plate, place the projection of the shift cable downward to ...

Operation check
1. DETECTION RANGE MEASUREMENT AND INDICATOR CHECK Turn the IG switch ON. Move the shift lever to the R position (when the back sonar and rear clearance sonar is checked). With front clearance sonar: Move the shift lever to the N position (when the front clearance son ...

Installing the spare tire
Remove any dirt or foreign matter from the wheel contact surface. If foreign matter is on the wheel contact surface, the wheel nuts may loosen while the vehicle is in motion, causing the tire to come off. Install the tire and loosely tighten each wheel nut by hand by ...