Lexus RX Owners Manual (RX450h): What to do if... (Troubleshooting)

Lexus RX Owners Manual (RX450h) / Lexus Display Audio system / Bluetooth / What to do if... (Troubleshooting)

If there is a problem with the hands-free system or a Bluetooth device, first check the table below.

When using the hands-free system with a Bluetooth device

The hands-free system or Bluetooth device does not work.
The connected device may not be a compatible Bluetooth cellular phone.

For a list of specific devices which operation has been confirmed on this system, check with your Lexus dealer or the following website: http://www.lexus.com/MobileLink

The Bluetooth version of the connected cellular phone may be older than the specified version.

Use a cellular phone with Bluetooth version 2.0 or higher (recommended: Ver. 3.0 with EDR or higher).

When registering/connecting a cellular phone

A cellular phone cannot be registered.
An incorrect passcode was entered on the cellular phone.

Enter the correct passcode on the cellular phone.

The registration operation has not been completed on the cellular phone side.

Complete the registration operation on the cellular phone (approve registration on the phone).

Old registration information remains on either this system or the cellular phone.

Delete the existing registration information from both this system and the cellular phone, then register the cellular phone you wish to connect to this system.

A Bluetooth connection cannot be made.
Another Bluetooth device is already connected.

Manually connect the cellular phone you wish to use to this system.

Bluetooth function is not enabled on the cellular phone.

Enable the Bluetooth function on the cellular phone.

When making/receiving a call

A call cannot be made/received.
Your vehicle is in a "No Service" area.

Move to where "No Service" no longer appears on the display.

When using the phonebook

Phonebook data cannot be transferred manually/automatically.
The profile version of the connected cellular phone may not be compatible with transferring phonebook data.

  For a list of specific devices which operation has been confirmed on this system, check with your Lexus dealer or the following website: http://www.lexus.com/MobileLin

Automatic phonebook transfer function on this system is set to off.

  Set automatic phonebook transfer function on this system to on.

Passcode has not been entered on the cellular phone.

  Enter the passcode on the cellular phone if requested (default passcode: 1234

Transfer operation on the cellular phone has not completed.

Complete transfer operation on the cellular phone (approve transfer operation on the phone).

Phonebook data cannot be edited.
Automatic phonebook transfer function on this system is set to on.

  Set automatic phonebook transfer function on this system to off.

When using the Bluetooth message function

Messages cannot be viewed.
Message transfer is not enabled on the cellular phone.

Enable message transfer on the cellular phone (approve message transfer on the phone).

Automatic transfer function on this system is set to off.

Set automatic transfer function on this system to on.

New message notifications are not displayed.
Notification of SMS/MMS/E-mail reception on this system is set to off.

Set notification of SMS/MMS/E-mail reception on this system to on.

Automatic message transfer function is not enabled on the cellular phone.

Enable automatic transfer function on the cellular phone.

In other situations

Even though all conceivable measures have been taken, the symptom status does not change.
The cellular phone is not close enough to this system.

Bring the cellular phone closer to this system.

The cellular phone is the most likely cause of the symptom.

Turn the cellular phone off, remove and reinstall the battery pack, and then restart the cellular phone.

Enable the cellular phone's Bluetooth connection.

Stop the cellular phone's security software and close all applications.

Before using an application installed on the cellular phone, carefully check its source and how its operation might affect this system.

    Bluetooth
    ...

    Bluetooth
    ■ When using the Bluetooth audio system In the following situations, the system may not function. If the portable audio player is turned off If the portable audio player is not connected ...

    Other materials:

    Lexus RX Owners Manual (RX450h) > Bluetooth Phone: Bluetooth phone settings
    You can adjust the hands-free system to your desired settings. "Phone Settings" screen Go to "Phone Settings": "MENU" button → "Setup" → "Phone" Register and connect a Bluetooth device Adjust the call volume and message readout volume Change display settings Change the contact/c ...

    Lexus RX Owners Manual (RX450h) > Bluetooth Phone: Speaking on the phone
    The following screen is displayed when speaking on the phone. To adjust the transmit volume Select "Transmit Volume". To restore default volume, move the controller to the left on the "Transmit Volume" screen and then select "Default". To adjust in call volume Move the controller to the lef ...

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