phone LEXUS RX450h 2018 Service Manual

4795-11. Bluetooth ®
5
Lexus Display Audio system
RX450h_RX450hL _U_OM48F85U 
When registering/connecting a cellular phone 
When making/receiving a call A cellular phone cannot be registered.
An incorrect passcod e 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 informat ion from both this system and the cellu-
lar phone, then register the cellular phone you wish to connect to this system.
( → P. 451)
A Bluetooth ®
connection cannot be made.
Another Bluetooth ®
device is already connected.
→ Manually connect the cellular phone you wish to use to this system. ( → P. 454)
Bluetooth ®
function is not enabled on the cellular phone.
→ Enable the Bluetooth ®
function on the cellular phone.
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.

480 5-11. Bluetooth ®
RX450h_RX450hL _U_OM48F85U 
When using the phonebook 
When using the Bluetooth ®
message functionPhonebook data cannot be transf erred manually/automatically.
The profile version of the connected cellular phone may not be compatible with trans-
ferring phonebook data.
→ For a list of specific devices which operat ion has been confirmed on this system,
check with your Lexus dealer or the following website:
http://www.lexus. com/MobileLink
Automatic phonebook transfer function on this system is set to off.
→ Set automatic phonebook transfer function on this system to on. ( → P. 474)
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 ce llular phone has not completed.
→ Complete transfer operation on the ce llular 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. ( → P. 474)
Messages cannot be viewed.
Message transfer is not en abled 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. ( → P. 474)
New message notifications are not displayed.
Notification of SMS/MMS/E-mail recept ion on this system is set to off.
→ Set notification of SMS/MMS/E-mail re ception on this system to on. ( → P. 473)
Automatic message transfer function is not enabled on the cellular phone.
→ Enable automatic transfer func tion on the cellular phone.

4815-11. Bluetooth ®
5
Lexus Display Audio system
RX450h_RX450hL _U_OM48F85U 
In other situations Even though all conceivable measures have been taken, the symptom status does not
change.
The cellular phone is not clos e 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.

482 5-11. Bluetooth ®
RX450h_RX450hL _U_OM48F85U■
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
• If the portable audio player’s battery is low ●
There may be a delay if a cellular phon e connection is made during Bluetooth ®
audio
play. ●
Depending on the type of portable audio play er that is connected to the system, opera-
tion may differ slight ly and certain functions may not be available.■
When using the hands-free system ●
The audio system is mu ted when making a call.●
If both parties speak at the same time, it may be difficult to hear.●
If the received call volume is over ly loud, an echo may be heard.
If the Bluetooth ®
phone is too close to the system, quality of the sound may deteriorate
and connection status may deteriorate. ●
In the following situations, it may be difficult to hear the other party:
• When driving on unpaved roads
• When driving at high speeds
• If a window is open
• If the air conditioning is blow ing directly on the microphone
• If there is interference from the network of the cellular phone●
Depending on the type phone, certain functions may not be available. ■
Conditions under which th e system will not operate●
If using a cellular phone that does not support Bluetooth ®
●
If the cellular phone is turned off ●
If you are outside of cellular phone service coverage ●
If the cellular phone is not connected ●
If the cellular phone’s battery is low ●
When outgoing calls are controlled, due to heavy traffic on phone lines, etc. ●
When the cellular phone itself cannot be used ●
When transferring phonebook da ta from the cellular phoneBluetooth ®

4835-11. Bluetooth ®
5
Lexus Display Audio system
RX450h_RX450hL _U_OM48F85U■
Bluetooth ®
antenna
The antenna is built into the display.
If the portable audio player is behind the se at or in the glove box or console box, or is
touching or covered by metal objects, the connection status may deteriorate.
If the cellular phone is behind the seat or in the console box, or touching or covered by
metal objects, the connection status may deteriorate. ■
Battery charge/signal status ●
This display may not correspond exactly wi th the portable audio player or cellular
phone itself. ●
This system does not have a charging function. ●
The portable audio player or cellular phone battery will be deplet ed quickly when the
device is connected to Bluetooth ®
.■
When using the Bluetooth ®
audio and hands-free system at the same time
The following problems may occur. ●
The Bluetooth ®
audio connection may be interrupted.●
Noise may be heard during Bluetooth ®
audio playback.■
About the contact in this system
The following data is stored for every registered cellular phone. When another phone is
connecting, you cannot read the registered data. ●
Contact data ●
Call history ●
Favorite ●
Message
When removing a Bluetooth ®
phone from the system, the above-mentioned data is also
deleted. ■
About Bluetooth ®

484 5-11. Bluetooth ®
RX450h_RX450hL _U_OM48F85U■
Compatible models
The Bluetooth ®
audio system supports portable audi o players with the following specifi-
cations ●
Bluetooth ®
specifications:
Ver. 2.0 or higher (Recommend ed: Ver. 3.0 +EDR or higher)●
Profiles:
• A2DP (Advanced Audio Distribution Profile) Ver. 1.0, or higher
(Recommended: Ver. 1.3 or higher)
This is a profile to transmit stereo audio or high quality sound to the audio system.
• AVRCP (Audio/Video Remote Cont rol Profile) Ver. 1.0 or higher
(Recommended: Ver. 1.5 or higher)
This is a profile to allow re mote control the A/V equipment.
However, please note that some functions may be limited depending on the type of por-
table audio player connected.
The hands-free system supports cellular ph ones with the following specifications.●
Bluetooth ®
specification:
Ver. 2.0 or higher (Recommend ed: Ver. 3.0 +EDR or higher)●
Profiles:
• HFP (Hands Free Profile) Ver. 1.0 or higher (Recommended: Ver. 1.6 or higher)
This is a profile to allow hands-free phone calls using a cellular phone or head set. It
has outgoing and incoming call functions.
• OPP (Object Push Profile) Ver. 1.1 or higher (Recommended: Ver. 1.2)
This is a profile to transfer phonebook data. When a Bluetooth ®
compatible cellular
phone has both PBAP and OPP, OPP cannot be used.
• PBAP (Phone Book Access Profile) Ver. 1.0 or higher (Recommended: Ver. 1.1)
This is a profile to transfer phonebook data.
• MAP (Message Access Pr ofile) Ver.1.0 or higher
This is a profile to using phone message.
If the cellular phone does not support HFP, yo u cannot register it wi th the hands-free sys-
tem. OPP, PBAP or MAP services must be selected individually.■
Reconnecting the portable audio player
If the portable audio player is disconnected due to poor reception when the power
switch is in ACCESSORY or ON mode, the system automatically reconnects the porta-
ble audio player.
If you have switched off the portable audio pl ayer yourself, follow the instructions below
to reconnect: ●
Select the portable audio player again ●
Enter the portable audio player ■
When you sell your car
Be sure to delete your personal data. ( → P. 415)

4875-11. Bluetooth ®
5
Lexus Display Audio system
RX450h_RX450hL _U_OM48F85UWARNING ■
While driving
Do not operate the portable audio player, ce llular phone or connect a device to the
Bluetooth ®
system.■
Caution regarding interference with electronic devices●
Your audio unit is fitted with Bluetooth ®
antennas. People with implantable cardiac
pacemakers, cardiac resynchronization ther apy-pacemakers or implantable cardio-
verter defibrillators should maintain a re asonable distance between themselves and
the Bluetooth ®
antennas. The radio waves may affe ct the operation of such devices.●
Before using Bluetooth ®
devices, users of any electrical medical device other than
implantable cardiac pacemakers, cardiac resynchronization therapy-pacemakers or
implantable cardioverter defi brillators should consult the manufacturer of the device
for information about its operation under th e influence of radio waves. Radio waves
could have unexpected effects on the operation of such medical devices.
NOTICE ■
When leaving the vehicle
Do not leave your portable au dio player or cellular phone in the vehicle. The inside of
the vehicle may become hot, causing damage to the portable audio player or cellular
phone.

494 5-12. Other function
RX450h_RX450hL _U_OM48F85U■
Microphone
→ P. 462 ■
When using the microphone ●
It is unnecessary to speak directly into the microphone when giving a command.●
Wait for the confirmation beep before speaking a command.●
Voice commands may not be recognized if:
• Spoken too quickly.
• Spoken at a low or high volume.
• The roof or windows are open.
• Passengers are talking while voice commands are spoken.
• The air conditioning speed is set high.
• The air conditioning vents are turned towards the microphone.●
In the following conditions, the system ma y not recognize the command properly and
using voice commands may not be possible:
• The command is incorrect or unclear. No te that certain words, accents or speech
patterns may be difficult for the system to recognize.
• There is excessive background noise, such as wind noise. ■
When searching for a track ●
A USB memory or iPod must be connected to enable track searching and playback.
( → P. 409) ●
When a USB memory or iPod is connected, recognition data is created so tracks can
be searched using voice commands. ●
Recognition data is updated un der the following conditions:
• When the USB memory or iPod data has changed.
• When the voice recognition language is changed. ( → P. 413)●
While the recognition data is being created or being updated, a track search cannot be
performed using a voice command. ■
The Gracenote ®
media database

4975-12. Other function
5
Lexus Display Audio system
RX450h_RX450hL _U_OM48F85U 
Phone 
Radio Command Action
“Redial” Places a call to the phone number of the latest outgo-
ing call
“Call Back” Places a call to the phone number of latest incoming
call
“Show Recent Calls” Displays the call history screen
“Dial ” Places a call to the said phone number
“Call
” Place a call to the said phone type of the contact from
the phone book
Command Action
“Tune to AM” Changes the radio to the specified AM frequency
“Tune to FM” Changes the radio to the specified FM frequency
“Tune to FM
HD ” Changes the radio to the specified HD radio station
“Tune to preset ” Changes the radio to the specified preset radio station
“Tune to ” Changes the radio to the satellite radio channel with
the specified name
“Tune to channel ” Changes the radio to the specified satellite radio chan-
nel number
“Play satellite sta-
tion” Changes the radio to a satellite radio channel of the
specified genre
“AM Radio” Selects AM radio mode
“FM Radio” Selects FM radio mode
“Sirius XM” Selects satellit e radio mode

5056-1. Basic operation of the Remote Touch screen
6
Interior features
RX450h_RX450hL _U_OM48F85U■
Selecting the operation screen
When selecting the main display, move the Remote Touch knob to the left.
When selecting the side display, move the Remote Touch knob to the right. ■
Main display
For details about the functions and operat ion of the main display, refer to the
respective section and “NAVIG ATION SYSTEM OWNER’S MANUAL”.■
Side display 
Basic screens
To change the screen displayed on the side display, use the screen buttons on
the right side of the display.
Navigation system
*Audio
* Phone
* Vehicle information ( → P. 129)
Air conditioning system
( → P. 510) 
Interruption screens
Each of the following screens is displayed automatically in accordance with
conditions.
• Intuitive parking assist ( → P. 333)
•Phone
*• Destination Assist
*•Driving mode ( → P. 379)
* : Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.Split-screen display operation
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