
5076-2. Using the air conditioning system and defogger
6
Interior features
RX350_U_OM48E90U Each time the switch is pressed, the
operation condition changes as follows.
Hi (3 segments lit) Mid (2 segments
lit) Lo (1 segment lit) OffThe level indicator (amber) lights up
during operation.
■
Operation condition
The rear seat heaters can be used wh en the engine switch is in IGNITION
ON mode.
When any switch is pressed, the system
is set to automatic mode and the
“AUTO” indicator (green) lights up.
Each time the switch is pressed, the
operation condition changes as follows.
Hi (3 segments lit) Mid (2 segments
lit) Lo (1 segment lit) OffThe level indicator (g reen) lights up dur-
ing operation. ■
Operation condition
The seat ventilators can be used when the engine switch is in IGNITION ON mode.■
Customization
Some functions can be customized. ( P. 6 9 9 )Rear seat heaters Level indicator
Seat ventilators Level
indicator“A U T O ”
indicator

526 6-5. Using the other interior features
RX350_U_OM48E90U ■
Operation indicator light status
* : Depending on the portable device, the oper ation indicator light may stay illuminated
(orange) after charging has completed.●
If the operation indicator light blinks
If an error is detected, the operation in dicator light will blink (orange). Take the
appropriate measures according to the table below.
■
The wireless charger can be operated when
The engine switch is in ACCESSORY or IGNITION ON mode. ■
Portable devices that can be charged ●
Portable devices compatible with the Qi wi reless charging standard can be charged by
the wireless charger. However, compatibility with all devices which meet the Qi wire-
less charging standard is not guaranteed. ●
The wireless charger is designed to supply low power electricity (5 W or less) to a cel-
lular phone, smartphone, or other portable device. Operation indicator light State
Off The Wireless charger is off
Green (illuminated) Standby (charging is possible)
Charging is complete
*Orange (illuminated) A portable device has been placed on the charging
area (identifying the portable device)
Charging in progress
Operation indicator light Suspected causes Measure
Blinks (orange) at a one
second interval continu-
ously Vehicle to charger com-
munication failure. Contact your Lexus dealer.
Blinks (orange) 3 times
repeatedly A foreign object exists
between the portable
device and charging area. Remove the foreign object.
Portable device is not posi-
tioned properly on the
charging area. Move the portable device
toward the center of the
charging area.
Blinks (orange) 4 times
repeatedly The temperature of the
wireless charger is exces-
sively high. Stop charging immediately
and continue charging
after a while.

532 6-5. Using the other interior features
RX350_U_OM48E90U ●
The power outlets can be used when the engine switch is in ACCESSORY or
IGNITION ON mode.
Please use as a power supply for electronic goods that use less than 120 VAC
(power consumption of 100 W).
Open the lid.
The power outlet can be used when the en gine switch is in IGNITION ON mode.●
The shape of the console box rim allows power
cables to be passed through when the console
box lid is closed.
NOTICE ●
To avoid damaging the power outlets, instal l the cap or close the lid when the power
outlets is not in use.
Foreign objects or liquids that enter the power outlets may cause a short circuit. ●
To prevent battery discharge, do not use the power outlets longer than necessary
when the engine is off.
Power outlet (120 VAC) (if equipped)

5496-5. Using the other interior features
6
Interior features
RX350_U_OM48E90U ■
Safety Connect Services Information ●
Phone calls using the vehicles Bluetooth ®
technology will not be possible during Safety
Connect. ●
Safety Connect is available beginning Fall 2009 on select Lexus models. Contact with
the Safety Connect response center is dependent upon the telematics device being in
operative condition, cellular connection ava ilability, and GPS satellite signal reception,
which can limit the ability to reach the resp onse center or receive emergency service
support. Enrollment and Telematics Subscr iption Service Agreement required. A vari-
ety of subscription terms is available; ch arges vary by subscription term selected.●
Automatic Collision Notification, Emergency Assistance and Stolen Vehicle Location
will function in the United States, including Hawaii and Alaska, and in Canada, and
Enhanced Roadside Assistance will function in the United States (except Hawaii) and in
Canada. No Safety Connect services will function outside of the United States in coun-
tries other than Canada. ●
Safety Connect services are not subject to section 255 of the Telecommunications Act
and the device is not TTY compatible. ■
Languages
The Safety Connect resp onse center will offer support in multiple languages. The Safety
Connect system will offer voice prompts in English and Spanish. Please indicate your lan-
guage of choice when enrolling. ■
When contacting the response center
You may be unable to contact the resp onse center if the network is busy.
When the engine switch is turned to IGNITION ON mode, the red indicator
light comes on for 2 seconds then turns off. Afterward, the green indicator light
comes on, indicating that the service is active.
The following indicator light patterns indicate specific system usage conditions: ●
Green indicator light on = Active service ●
Green indicator light flashing = Safety Connect call in process ●
Red indicator light (except at vehicle start-up) = System malfunction (contact
your Lexus dealer) ●
No indicator light (off) = Safety Connect service not activeSafety Connect LED light Indicators

5717-3. Do-it-yourself maintenance
7
Maintenance and care
RX350_U_OM48E90U * : Vehicles with sing le-beam headlightsTire inflation pres-
sure ( P. 5 9 3 ) • Tire pressure gauge • Compressed air source
Wa s h e r f l u i d
( P. 5 8 3 ) • Water or washer fluid containi ng antifreeze (for winter use)
• Funnel (used only for adding water or washer fluid)
WA R N I N G
The engine compartment contains many mechanisms and fluids that may move suddenly,
become hot, or become electrically energized. 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. 5 7 9 ) ■
Safety glasses
Wear safety glasses to prevent flying or fallin g material, fluid spray, etc. from getting in
your eyes.
NOTICE ■
If you remove the air cleaner filter
Driving with the air cleaner filter removed may cause excessive engine wear due to dirt
in the air. Items Pa r t s a n d t o o l s

586 7-3. Do-it-yourself maintenance
RX350_U_OM48E90U ■
How to initialize the tire pressure warning system
Park the vehicle in a safe place and turn the engine switch off. Initialization cannot be performe d while the vehicle is moving.
Adjust the tire inflation pressure to the specified cold tire inflation pressure
level. ( P. 6 8 0 )Make sure to adjust the tire pressure to the specified cold tire inflation pressure
level. The tire pressure warning system w ill operate based on this pressure level.
Turn the engine switch to IGNITION ON mode.
Select on the multi-information display. ( P. 9 6 )
Press or of the meter con-
trol switch, select the “TPMS”
screen and then press and hold
the
until the tire pressure
warning light blinks slowly 3
times. “- -” will be displayed for inflation
pressure of each tire on the multi-
information display while the tire
pressure warning system determines
the position of each tire.
When position of each tire is determined, the inflation pressure of each tire will be
displayed on the multi-information display.
Drive the vehicle at approximately 25 mph (40 km/h) or more for approx-
imately 10 to 30 minutes until the inflat ion pressure of each tire is displayed
on the multi-information display. If tire inflation pressure becomes low before the inflation pressure is displayed, the
tire pressure warning light will come on.
Depending on the vehicle and driving conditions, initializati on may take up to
approximately 1 hour to complete.
◆ Registering ID codes
The tire pressure warning valve and transmitter is equipped with a unique ID
code. When replacing a tire pressure warning valve and transmitter, it is nec-
essary to register the ID code. Have the ID code registered by your Lexus
dealer. 1
2
3
4
5
6

6298-2. Steps to take in an emergency
8
When trouble arises
RX350_U_OM48E90U Take out the towing eyelet. ( P. 6 4 7 )
Remove the eyelet cover.
Insert the towing eyelet into the hole
and tighten partially by hand.
Tighten down the towing eyelet
securely using a wheel nut wrench
or hard metal bar.
Securely attach cables or chains to the towing eyelet.
Take care not to damage the vehicle body.
Enter the vehicle being towed and start the engine.
If the engine does not start, turn th e engine switch to IGNITION ON mode.
Shift the shift lever to N and release the parking brake.
When the shift lever cannot be shifted: P. 6 6 0Emergency towing procedure (vehicles with a towing eyelet) 1
2
3
4
5
6
7

6378-2. Steps to take in an emergency
8
When trouble arises
RX350_U_OM48E90U * : Driver's and front passenger' s seat belt warning buzzer:
The driver’s seat belt warning buzzer sounds to alert the driver that his or her seat belt
is not fastened. Once the engine switch is turned to IGNITION ON mode, the
buzzer sounds for 6 seconds. If the vehicl e reaches a speed of 12 mph (20 km/h), the
buzzer sounds once. If the seat belt is still unfastened afte r 24 seconds, the buzzer will
sound intermittently for 10 seconds. Then, if the seat belt is still unfastened, the buzzer
will sound in a different tone for 20 more seconds.
The front passenger’s seat belt warning buzzer sounds to alert the front passenger
that his or her seat belt is not fastened. The buzzer sounds once if the vehicle reaches
a speed of 12 mph (20 km/h). If the seat belt is still unfastened after 24 seconds, the
buzzer will sound intermittently for 10 seconds. Then, if the seat belt is still unfastened,
the buzzer will sound in a different tone for 20 more seconds. ■
SRS warning light
This warning light system monitors the airbag sensor assembly, front impact sensors, side
impact sensors (front door), side impact se nsors (rear), driver’s seat position sensor,
driver’s seat belt buckle swit ch, front passenger occupant classification system (ECU and
sensors), “AIR BAG ON” indicator light, “A IR BAG OFF” indicator light, front passen-
ger’s seat belt buckle switch, driver’s seat belt pretensioner, front passenger’s seat belt
pretensioner and force limiter, airbags, in terconnecting wiring and power sources.
( P. 3 6 ) ■
Front passenger detection sensor, seat belt reminder and warning buzzer●
If luggage is placed on the front passenger seat, the front passenger detection sensor
may cause the warning light to flash and the warning buzzer to sound even if a passen-
ger is not sittin g in the seat.●
If a cushion is placed on th e seat, the sensor may not detect a passenger, and the warn-
ing light may not operate properly. ■
Electric power steering system warning light (warning buzzer)
When the battery charge becomes insufficie nt of the voltage te mporarily drops, the
electric power steering system warning light may come on and the warning buzzer may
sound. ■
If the malfunction indicator lamp comes on while driving
First check the following: ●
Is the fuel tank empty?
If it is, fill the fuel tank immediately. ●
Is the fuel tank cap loose?
If it is, tighten it securely.
The light will go off after several driving trips.
If the light does not go off even after severa l trips, contact your Lexus dealer as soon as
possible.