head LEXUS RX350 2019 Owners Manual

478 5-11. Bluetooth ®
RX350/RX350L_U ■
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 engine
switch is in ACCESSORY or IGNITION ON mode, the system automatically recon-
nects the portable 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. 409)

564 6-5. Using the other interior features
RX350/RX350L_U To turn the compass on or off, press and
hold the switch for 3 seconds.
Compass 
 : If equippedThe compass on the inside rear view mirror indicates the direction in which
the vehicle is heading.
Operation
Displays and directions Display Direction
“N” North
“NE” Northeast
“E” East
“SE” Southeast
“S” South
“SW” Southwest
“W” West
“NW” Northwest

575
7Maintenance and care
RX350/RX350L_U 7-1. Maintenance and care
Cleaning and protecting
the vehicle exterior ................ 576
Cleaning and protecting
the vehicle interior................... 581
7-2. Maintenance
Maintenance
requirements ............................584
General maintenance..............586
Emission inspection and
maintenance (I/M)
programs ....................................589
7-3. Do-it-yourself
maintenance
Do-it-yourself service
precautions................................590
Hood ............................................... 592
Positioning a floor jack ............593
Engine compartment ............... 594
Tires .................................................604
Tire inflation pressure................ 613
Wheels ............................................ 616
Air conditioning filter ................ 618
Windshield wiper inserts ..........621
Electronic key battery .............. 623
Checking and replacing
fuses .............................................. 625
Headlight aim .............................. 628
Light bulbs.....................................630

5877-2. Maintenance
7
Maintenance and care
RX350/RX350L_U * : Vehicles with single-beam headlightsVehicle interior Items Check points
Accelerator pedal • The accelerator pedal sh ould move smoothly (with-
out uneven pedal effort or catching).
Automatic transmission
“Park” mechanism • When parked on a slope and the shift lever is in P, is
the vehicle securely stopped?
Brake pedal • Does the brake pedal move smoothly?
• Does the brake pedal have appropriate clearance
from the floor? (  P. 704)
• Does the brake pedal have the correct amount of
free play? (  P. 704)
Brakes • The vehicle should not pull to one side when the
brakes are applied.
• The brakes should work effectively.
• The brake pedal should not feel spongy.
• The brake pedal should no t get too close to the floor
when the brakes are applied.
Head restraints • Do the head restraints move smoothly and lock
securely?
Indicators/buzzers • Do the indicators and buzzers function properly?
Lights • Do all the lights come on?
• Are the headlights aimed correctly?
* (  P. 628)
Parking brake • Does the parking brake switch operate normally?
• When parked on a slope and the parking brake is on,
is the vehicle securely stopped?
Seat belts • Do the seat belts operate smoothly?
• The seat belts should not be damaged.
Seats • Do the seat controls operate properly?
Steering wheel • Does the steering wheel rotate smoothly?
• Does the steering wheel have the correct amount of
free play?
• There should not be any strange sounds coming
from the steering wheel.

590
RX350/RX350L_U 7-3. Do-it-yourself maintenance
Do-it-yourself service precautions If you perform maintenance by yourself, be sure to follow the correct proce-
dure as given in these sections. Items Parts and tools
Battery condition
(  P. 601) •Warm water • Baking soda •Grease
• Conventional wrench (for terminal clamp bolts)
Brake fluid level
(  P. 600) • FMVSS No.116 DOT 3 or SAE J1703 brake fluid
• Rag or paper towel
• Funnel (used only for adding brake fluid)
Engine coolant level
(  P. 598) • “Toyota Super Long Life Coolan t” or a similar high quality
ethylene glycol-based non-silicate, non-amine, non-nitrite
and non-borate coolant with long-life hybrid organic acid
technology
For the U.S.A.:
“Toyota Super Long Life Coolant” is pre-mixed with 50%
coolant and 50% deionized water.
For Canada:
“Toyota Super Long Life Cool ant” is pre-mixed with 55%
coolant and 45% deionized water.
• Funnel (used only for adding engine coolant)
Engine oil level
(  P. 595) • “Toyota Genuine Motor Oil” or equivalent
• Rag or paper towel
• Funnel (used only for adding engine oil)
Fuses (  P. 625) • Fuse with same amperage rating as original
Headlight aim
*(  P. 628) • Phillips-head screwdriver
Light bulbs
(  P. 630) • Bulb with same number and wattage rating as original
• Flathead screwdriver •Wrench
Radiator and con-
denser (  P. 599) 

5917-3. Do-it-yourself maintenance
7
Maintenance and care
RX350/RX350L_U * : Vehicles with single-beam headlightsTire inflation pres-
sure (  P. 613) • Tire pressure gauge • Compressed air source
Washer fluid
(  P. 603) • Water or washer fluid containing antifreeze (for winter use)
• Funnel (used only for adding water or washer fluid)
WARNING
The engine compartment contains many mechan isms and fluids that may move suddenly,
become hot, or become electrically energize d. To avoid death or serious injury, observe
the following precautions. ■
When working on the engine compartment ●
Keep hands, clothing and tools away from the moving fan and engine drive belt.●
Be careful not to touch the engine, radiator, exhaust manifold, etc. right after driving
as they may be hot. Oil and other fluids may also be hot. ●
Do not leave anything that may burn easily, such as paper and rags, in the engine
compartment. ●
Do not smoke, cause sparks or expose an open flame to fuel or the battery. Fuel and
battery fumes are flammable. ●
Be extremely cautions when working on the battery. It contains poisonous and corro-
sive sulfuric acid. ■
When working near the electric cooling fans or radiator grille
Be sure the engine switch is off.
With the engine switch in IGNITION ON mode, the electric cooling fans may auto-
matically start to run if the air conditioning is on and/or the coolant temperature is high.
(  P. 599) ■
Safety glasses
Wear safety glasses to prevent flying or falling material, flui d spray, etc. from getting in
your eyes.
NOTICE ■
If you remove the air cleaner filter
Driving with the air cleaner f ilter removed may cause excessive engine wear due to dirt
in the air. Items Parts and tools

6217-3. Do-it-yourself maintenance
7
Maintenance and care
RX350/RX350L_U Change the rest position of the windshie ld wipers to the service position using
the wiper lever and then lift a windshield wiper. (  P. 265)
While pressing and holding the
wiper blade lock release button,
remove the wiper blade. When performing this operation, make
sure to hold the hook portion of the
wiper arm securely.
While disengaging the cap lock,
using a tool such as a flathead
screwdriver if necessary, remove the
wiper insert. Hold the cap on the end of the wiper
insert when removing the wiper insert.
(The cap is integrated into the wiper
insert.)
If using a screwdriver, make sure to wrap
its tip with tape to protect the wiper
blade.
Install a new wiper insert. Make sure to push the wiper insert firmly until the cap lock is engaged.
After installation, check that th e cap lock is locked securely.
Install the wiper blade to the wiper arm. Make sure to push the wiper blade until it is locked.
When performing this operation, make sure to hold the hook portion of the wiper arm
securely.
After installation, check that the wiper blade is locked securely.Windshield wiper inserts Replacing a windshield wiper insert 1
Hook portion12
Cap lock3
14
5

6237-3. Do-it-yourself maintenance
7
Maintenance and care
RX350/RX350L_U ●
Flathead screwdriver ●
Lithium battery CR2032
Take out the mechanical key.
Remove the cover. To prevent damage to the key, cover the
tip of the flathead screwdriver with a
tape.
Remove the depleted battery. When removing the cover, the elec-
tronic key module may stick to the cover
and the battery may not be visible. In this
case, remove the el ectronic key module
in order to remove the battery.
Insert a new battery with the “+” termi-
nal facing up.Electronic key battery Replace the battery with a new one if it is depleted.
You will need the following items:
Replacing the battery 1
2
3

628 7-3. Do-it-yourself maintenance
RX350/RX350L_U Adjustment bolt A
Adjustment bolt B
Make sure the vehicle has a full tank of gasoline and the area around the
headlight is not deformed.
Park the vehicle on level ground.
Sit in the driver’s seat.
Bounce the vehicle several times.Headlight aim (vehicles with single-beam head-
lights) Vertical movement adjusting bolts 1
2
Before checking the headlight aim 1
2
3
4

6297-3. Do-it-yourself maintenance
7
Maintenance and care
RX350/RX350L_U Using a Phillips-head screwdriver,
turn bolt A in either direction. Remember the turning direction and the
number of turns.
Turn bolt B the same number of turns
and in the same direction as step . If the headlight cannot be adjusted using
this procedure, take the vehicle to your
Lexus dealer to adjust the headlight aim.Adjusting the headlight aim 1
2
1