
TABLE OF CONTENTS4
RX450h_RX450hL_U
5-1. Basic OperationsLexus Display Audio system..........................................400
Steering wheel audio switches ...................................... 406
Mobile Assistant ........................ 407
USB/AUX ports ........................ 409
5-2. Setup Setup menu ....................................412
General settings...........................413
Voice settings................................416
Display settings ............................. 417
5-3. Using the audio system Selecting the audio source ........................................... 418
Optimal use of the audio system............................................419
Audio settings ............................. 420
Audio menu screen operation .................................... 423
5-4. Using the radio Radio operation.......................... 426
5-5. Playing an audio CD and MP3/WMA/AAC discs
CD player operation ................ 433
5-6. Using an external device Listening to an iPod .................. 440
Using USB memory device .......................................... 444
Using the AUX port ................. 448 5-7. Connecting Bluetooth
®
Steps for using Bluetooth®
devices ........................................ 449
Registering a Bluetooth
®
device ............................................451
Selecting a Bluetooth
®
device .......................................... 452
Connecting a Bluetooth
®
audio player .............................. 453
Connecting a Bluetooth
®
phone ........................................... 454
Displaying a Bluetooth
®
device details ............................ 455
Detailed Bluetooth
®
settings ........................................ 456
5-8. Bluetooth
® Audio
Listening to Bluetooth
®
Audio ........................................... 459
5-9. Bluetooth
® Phone
Using a Bluetooth
®
Phone.............................................461
Making a call................................ 463
Receiving a call ........................... 466
Speaking on the phone ........... 467
Using a Bluetooth
® phone
message...................................... 469
Using the steering wheel switches ........................................ 471
Bluetooth
® phone
settings .........................................472
5-10. Phonebook Contact settings ..........................474
Messaging settin g ......................477
5Lexus Display Audio system

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RX450h_RX450hL_U
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5-11. Bluetooth®
What to do if... (Troubleshooti ng)................... 478
Bluetooth
®................................... 482
5-12. Other function “Information” screen ................488
USB photo .................................... 490
Weather information................ 492
Voice command system ......... 493
6-1. Basic operation of the Remote Touch screen
Remote Touch ............................500
12.3-inch display ........................ 504
6-2. Using the air conditioning system and defogger
Lexus Climate Concierge ..... 506
Front automatic air conditioning system ............... 507
Rear automatic air conditioning system ............... 522
Heated steering wheel/ seat heaters/
seat ventilators ......................... 525
6-3. Using the interior lights Interior lights list ......................... 528
• Interior lights .......................... 529
• Personal lights.......................530 6-4. Using the storage features
List of storage features ............ 532
• Glove box ............................... 534
• Console box .......................... 534
• Cup holders ........................... 535
• Door pockets ........................ 537
• Bottle holders ........................ 537
• Coin box..................................538
• Auxiliary boxes ..................... 539
Luggage compartment features ....................................... 540
6-5. Using the other interior features
Other interior features ............ 547
• Sun visors ................................ 547
• Vanity mirrors ....................... 547
• Clock ........................................ 548
• Wireless charger ................. 548
• Power outlets ........................ 555
•Front passenger footwell hooks ....................... 557
• Rear door sunshades ......... 557
• Armrest....................................558
• Assist grips ............................. 559
• Coat hooks............................. 559
Garage door opener ............... 560
Compass ....................................... 567
LEXUS Enform Safety Connect........................................ 571
LEXUS Enform Remote ......... 576
LEXUS Enform Service Connect.......................................577
6Interior features

1162. Instrument cluster
RX450h_RX450hL_U
Displays suggestions to the driver in the following situations. To select a response
to a displayed suggestion, use the meter control switches.
The suggestion function can be turned on/off. (Customizable features: P. 737)
■Suggestion to enable the power back door
If the power back door system is disabled (setting on set to off) and the
power back door switch on the instru ment panel is operated, a suggestion
message will be displayed asking if yo u wish to enable the power back door
system. To enable the power back door system, select “Yes”.
After enabling the power back door syst em, press the power back door switch
again to open or close the power back door.
■Suggestion to turn off the headlights
If the headlights are left on for a certai n amount of time after the power switch
has been turned off, a su ggestion message will be displayed asking if you wish
to turn the headlights off. To turn the headlights off, select “Yes”.
If a front door is opened after the power switch is turned off, this suggestion mes-
sage will not be displayed.
■Background color of the indicator/shift posi tion display area (except F SPORT models)
The background color of the indicator/shift position display area is changed according to
the driving mode as follows ( P. 379):
●Eco drive mode: Blue
●Sport mode: Red
■G-force display (if equipped)
●The G-force values may not be zero even when the vehicle is parked, such as when it is
parked on an incline.
●Depending on the vehicle usage conditions, the brake fluid pressure display may not
reach its maximum reading even though the brake pedal is fully depressed.
●If a 12-volt battery terminal is disconnect ed and reconnected, the steering amount dis-
play may be disabled temporarily. After driv ing the vehicle for a while, the display will
be enabled.
■Suspension of the settings display
●Some settings cannot be changed while driv ing. When changing settings, park the
vehicle in a safe place.
●If a warning message is displa yed, operation of the settings display will be suspended.
Suggestion function

3664-5. Using the driving support systems
RX450h_RX450hL_U
■Screen description Vehicle center guide line
The line indicates the estimated vehicle center on the ground.
Vehicle width guide line
The line indicates a guide path when the vehicle is being backed straight up.
The displayed width is wider th an the actual vehicle width.
The line aligns with the estimated course lines when the steering wheel is straight.
Estimated course lines
The lines show an estimated course when the steering wheel is turned.
Distance guide line
The line moves, together with the estimated course lines, in sync with the steering
wheel. The line shows points approximately 1.5 ft. (0.5 m) (red) and approximately
3 ft. (1 m) (yellow) from the center of the edge of the bumper.
Distance guide line
The line shows distance behind the vehicle, a point approximately 1.5 ft. (0.5 m)
(blue) from the edge of the bumper.
Estimated course line display mode
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Lexus DisplayAudio system
RX450h_RX450hL_U
5-6. Using an external device
Listening to an iPod .................. 440
Using USB memory device...........................................444
Using the AUX port ................ 448
5-7. Connecting Bluetooth
®
Steps for using Bluetooth®
devices .........................................449
Registering a Bluetooth
®
device............................................ 451
Selecting a Bluetooth
®
device ...........................................452
Connecting a Bluetooth
®
audio player ...............................453
Connecting a Bluetooth
®
phone ...........................................454
Displaying a Bluetooth
®
device details ........................... 455
Detailed Bluetooth
®
settings.........................................456
5-8. Bluetooth
® Audio
Listening to Bluetooth
®
Audio............................................459 5-9. Bluetooth
® Phone
Using a Bluetooth
®
Phone ............................................ 461
Making a call ................................ 463
Receiving a call ........................... 466
Speaking on the phone............ 467
Using a Bluetooth
® phone
message ...................................... 469
Using the steering wheel switches.........................................471
Bluetooth
® phone
settings ........................................ 472
5-10. Phonebook Contact settings ......................... 474
Messaging setting...................... 477
5-11. Bluetooth
®
What to do if... (Troubleshooting)................... 478
Bluetooth
®................................... 482
5-12. Other function “Information” screen................ 488
USB photo ....................................490
Weather information................ 492
Voice command system ......... 493

4065-1. Basic Operations
RX450h_RX450hL_U
Volume switch • Increases/decreases volume
• Press and hold: Continuously increases/decreases volume
Radio mode: • Press: Select a radio station
• Press and hold: Seek up/down
CD, MP3/WMA/AAC disc, Bluetooth
®, iPod or USB mode:
• Press: Select a track/file/video
• Press and hold: Quickly move up/d own through tracks/files/videos.
“MODE” switch • Turns the power on, selects audio source
• Press and hold this switch to mute or pause the current operation. To can- cel the mute or pause, press and hold.
Steering wheel audio switches
Some audio features can be controlled using the switches on the steering
wheel.
Operation may differ depending on th e type of audio system or navigation
system. For details, refer to the manual provided with the audio system or nav-
igation system.
Operating the audio system us ing the steering wheel switches
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WARNING
■To reduce the risk of an accident
Exercise care when operating the audio switches on the steering wheel.
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4075-1. Basic Operations
5
Lexus Display Audio system
RX450h_RX450hL_U
Press and hold the off hook switch
until you hear the beeps that indicate
the system is listening.
The Mobile Assistant can be used
only when the neighboring screen is
displayed.
To cancel the Mobile Assistant, select
“Cancel”, or press and hold the off hook
switch.
To restart the Mobile Assistant for addi-
tional commands, press the off hook
switch. Mobile Assistant can only be
restarted after the sy stem responds to a
voice command. After some phone and
music commands, the Mobile Assistant
feature will automatically end to com-
plete the requested action.
Mobile Assistant
The Mobile Assistant feature will activate Apple’s Siri Eyes Free mode via
the steering wheel switches. To operate the Mobile Assistant, a compatible
cellular phone must be registered and connected to this system via
Bluetooth
. ( P. 449)
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4085-1. Basic Operations
RX450h_RX450hL_U
■Adjusting the volume
The volume of the Mobile Assist ant can be adjusted using the
“PWR·VOL” knob or
steering wheel volume switch es. The Mobile Assistant and phone call volumes are syn-
chronized.
■Microphone
It is not necessary to speak directly into the microphone when using the Mobile Assis-
tant.
●Wait for the listening beeps before using the Mobile Assistant.
●The Mobile Assistant may not recognize commands in the following situations:
• When spoken too quickly.
• When spoken at a low or high volume.
• When the roof or windows are open.
• When passengers are talking while th e Mobile Assistant is being used.
• When the air conditioning syst em’s fan speed is set high.
• When the air conditioning vents are turned toward the microphone.
■Mobile Assistant precautions
●The available features and functions may vary based on the iOS version installed on the
connected device.
●Some Siri features are limited in Eyes Free mode. If you attempt to use an unavailable
function, Siri will inform you that the function is not available.
●If Siri is not enabled on the ce llular phone connected via Bluetooth, an error message
will be displayed on the screen.
●While a phone call is active, the Mobile Assistant cannot be used.
●If using the navigation feature of the cellular phone, ensure the active audio source is
Bluetooth audio or iPod in order to hear turn by turn direction prompts.