Page 6 of 748

TABLE OF CONTENTS
6
RX350_U_OM48E90U 7-1. Maintenance and care
Cleaning and protecting
the vehicle exterior ................ 556
Cleaning and protecting
the vehicle inte rior.................... 561
7-2. Maintenance
Maintenance
requirements ............................ 564
General maintenance.............. 566
Emission inspection and
maintenance (I/M)
programs .................................... 569
7-3. Do-it-yourself
maintenance
Do-it-yourself service
precautions................................ 570
Hood ................................................572
Positioning a floor jack..............573
Engine compartment ................ 574
Tires.................................................. 584
Tire inflation pressure ............... 593
Wheels ........................................... 596
Air conditioning filter ............... 598
Windshield wiper inserts ......... 601
Electronic key battery.............. 603
Checking and replacing
fuses.............................................. 605
Headlight aim ..............................608
Light bulbs ......................................610 8-1. Essential information
Emergency flashers ...................624
If your vehicle has to be
stopped in an
emergency ................................ 625
8-2. Steps to take in an
emergency
If your vehicle needs to
be towed ......................................626
If you think something is
wrong........................................... 632
Fuel pump shut off
system .......................................... 633
If a warning light turns
on or a warning buzzer
sounds ......................................... 634
If a warning message is
displayed ...................................... 641
If you have a flat tire .................. 646
If the engine will not start ........ 658
If the shift lever cannot be
shifted from P ........................... 660
If the electronic key does
not operate properly ............... 661
If the vehicle battery is
discharged ................................. 665
If your vehicle overheats ......... 668
If the vehicle becomes
stuck ............................................... 6717
Maintenance and care 8
When trouble arises
Page 455 of 748
4555-9. Bluetooth ®
Phone
5
Lexus Display Audio system
RX350_U_OM48E90U Press the off-hook switch on the steer-
ing wheel or select .
Press the on-hook switch on the steering wheel or select . ■
International calls
Depending on the cellular phone in use, re ceived international calls may not be dis-
played correctly.Receiving a call When a call is received, the following screen is displayed together with a
sound.
To answer the phone
To refuse a call
Page 457 of 748

4575-9. Bluetooth ®
Phone
5
Lexus Display Audio system
RX350_U_OM48E90U
Phone number containing a “w” symbol
When the “w” symbol is dialed in an outgoing call, you need to go to the
“Release Tones” screen to dial the following digits. Move the controller to the
left and then select “Release Tones”.
Select “Handset Mode” to change from a hands-free call to a cellular phone call
or vice versa.
Press the on-hook switch on the steering wheel or select .
When a call is interrupted by a third party while talking, an incoming call mes-
sage will be displayed.
To talk with the other party:
Press the off-hook switch on the steer-
ing wheel or select .
To refuse the call:
Press the on-hook switch on the steer-
ing wheel or select . Every time you press the off-hook switch on the steering wheel or select during
call waiting, you will be switched to the other party. ■
Transferring calls ●
It is not possible to transfer from hand s-free to the cellular phone while driving.●
If you transfer from the cellular phone to ha nds-free, the hands-free screen will be dis-
played, and you can operate the system using the screen. ●
Transfer method and operation may vary according to the cellular phone used. ●
For operation of the cellular phone in use, see the phone’s manual. ■
Call waiting operation
Call waiting operation may differ depend ing on your phone company and cellular
phone.To transfer a call
To hang up
Call waiting
Page 459 of 748

4595-9. Bluetooth ®
Phone
5
Lexus Display Audio system
RX350_U_OM48E90U Move the controller to the left while on the message screen.
Select “Quick Message” to display the “Quick Message” screen.
Select the desired message and then select “Send”. ■
Editing a quick message
Move the controller to the left while on the message screen.
Select “Quick Message” and move the cursor to the desired message.
Move the controller to the left and select “Edit”. To return to the default message after editing, select “Default”.
This function is available when the “E-mail Notification Popup” or “SMS/MMS
Notification Popup” are set to on. ( P. 4 6 2 )
“Incoming E-mail Display” or “Inco ming SMS/MMS Display” are set to
“Drop-Down”
When E-mail/ SMS/MMS are received, the incoming message is displayed
on the upper side of the screen with a sound.
“Incoming E-mail Display” or “Incoming SMS/MMS Display” are set to “Full
Screen”
When E-mail/ SMS/MMS are received, th e incoming message screen is dis-
played with a sound and it can be operated on the screen.
Check the message
Refuse to check the message
Call to receive the message
sender’s phone numberReplying to a message
Receiving a message popup function 1
2
3
1
2
3
1
2
3
Page 460 of 748
460 5-9. Bluetooth ®
Phone
RX350_U_OM48E90U Volume switch
During an incoming call: Adjusts the
ring tone volume
During speaking on the phone:
Adjusts in call volume The voice guidance volume cannot be
adjusted using this button.
Talk switch
Press: Turns the voice command system on
Press and hold: Turns the voice command system off
On-hook switch
• End call
• Refuse call
Off-hook switch
• Start call
• Receiving
• Phone top screen displayUsing the steering wheel switches The steering wheel switches can be used to operate a connected cellular
phone.
Operating a phone using the steering wheel switches 1
2
3
4
Page 533 of 748

5336-5. Using the other interior features
6
Interior features
RX350_U_OM48E90U Use the front passenger footwell hooks
to help support and prevent objects
placed on the floor, such as a grocery
bag, from overturning. NOTICE ●
To avoid damaging the power outlet, close the power outlet lid when the power outlet
is not in use.
Foreign objects or liquids that enter the power outlet may cause a short circuit. ●
To prevent blown fuse, do not use a 120 VAC appliance that requires more than
100 W.
If a 120 VAC appliance that consumes more than 100 W is used, the protection cir-
cuit will cut the power supply. ●
To prevent battery discharge, do not use the power outlet longer than necessary
when the engine is off. ●
The following 120 VAC appliances may not op erate properly even if their power con-
sumption is under 100W:
• Appliances with high initial peak wattage
• Measuring devices that process precise data
• Other appliances that require an extremely stable power supply
Front passenger footwell hooks
NOTICE
To prevent the hooks from being damaged, do not hang anything from a hook or apply
excessive force to it.
Page 555 of 748

555
7Maintenance and care
RX350_U_OM48E90U 7-1. Maintenance and care
Cleaning and protecting
the vehicle exterior .................556
Cleaning and protecting
the vehicle interior ................... 561
7-2. Maintenance
Maintenance
requirements .............................564
General maintenance ..............566
Emission inspection and
maintenance (I/M)
programs ....................................569 7-3. Do-it-yourself
maintenance
Do-it-yourself service
precautions ................................ 570
Hood ............................................... 572
Positioning a floor jack ............. 573
Engine compartment ................ 574
Tires ..................................................584
Tire inflation pressure ............... 593
Wheels ........................................... 596
Air conditioning filter ...............598
Windshield wiper inserts ......... 601
Electronic key battery ..............603
Checking and replacing
fuses ..............................................605
Headlight aim ............................. 608
Light bulbs...................................... 610
Page 558 of 748

558 7-1. Maintenance and care
RX350_U_OM48E90U WA R N I N G ■
When washing the vehicle
Do not apply water to the inside of the en gine compartment. Doing so may cause the
electrical components etc. to catch fire. ■
When cleaning the windshield (vehicles with rain-sensing windshield wipers)
●
When the upper part of the windshield where the raindrop sensor is located is
touched by hand ●
When a wet rag or similar is held close to the raindrop sensor ●
If something bumps against the windshield ●
If you directly touch the raindrop sensor body or if something bumps into the raindrop
sensor ■
Precautions regarding the exhaust pipes and rear bumper diffusers
Exhaust gasses cause the exhaust pipes and rear bumper diffusers to become quite
hot.
When washing the vehicle, be careful not to touch the pipes and diffusers until they
have cooled sufficiently, as touching hot exhaust pipes and rear bumper diffusers can
cause burns. ■
Precautions regarding the rear bumper with Blind Spot Monitor (if equipped)
If the paint of the rear bumper is chipped or scratched, the syst em may malfunction. If
this occurs, consult your Lexus dealer.Set the wiper switch to off.
If the wiper switch is in “A U T O ” , t h e w i p e r s m a y
operate unexpectedly in the following situa-
tions, and may result in hands being caught or
other serious injuries and cause damage to the
wiper blades.
Off