Page 452 of 956
4523-2. Using the air conditio ning system and defogger
LX570_OM_OM60L21U_(U) Rear air conditioning system Airflow and outlets are automatically adjusted according to the tempera-
ture setting. Left side temperature control
Automatic mode
Fan speed OffLeft side temperature setting display Fan speed display Airflow display
Right side temperature controlRight side temperature setting display
Changes the air outlets used
Page 453 of 956

4533-2. Using the air conditio ning system and defogger
3
Interior features
LX570_OM_OM60L21U_(U) Using the automatic mode
Press the “AUTO” button.
The air conditioning system will begin to operate. Air outlets
and fan speed are automatically adjusted according to the
temperature setting.
Press “ ” on the “TEMP” button to in crease the temperature and
“ ” to decrease the temperature. The temperature for the right-hand an d left-hand rear seats can be set
separately.
Adjusting the settings
■ Adjusting the temperature setting
Press “ ” on the “TEMP” button to increase the temperature and “ ”
to decrease the temperature. The temperature for the right-hand and left-hand rear seats can be set sep-
arately.
■ Adjusting the fan speed
Press “ ” (increase) or “ ” (decrease) on .The fan speed is shown on the display. (7 levels)
Press to turn the fan off.
■ Changing the air outlets
Press the “MODE” button. The air outlets switch each time the button is pressed. STEP 1
STEP 2
Page 455 of 956
4553-2. Using the air conditio ning system and defogger
3
Interior features
LX570_OM_OM60L21U_(U) Adjusting the position and opening and closing the air outlets
Direct air flow to the left or right,
up or down.
Turn the knob fully to the back of
the vehicle to close the vent.
NOTICE■
To prevent battery discharge
Do not leave the air conditioning system on longer than necessary when the engine
is stopped.
Page 615 of 956

6153-5. Using the hands-free system (for cellular phone)
3
Interior features
LX570_OM_OM60L21U_(U) ■
When using the hands-free system ●
The audio system is muted when making a call. ●
If both parties speak at the same time, it may be difficult to hear.●
If the incoming call volume is overly loud, an echo may be heard. ●
Try to face toward the microphone as much as possible when speaking. ●
In the following circumstances, 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 blowing directly on the microphone
• If the air conditioning is set to high
• There is an effect from the network of the cellular phone■
Conditions under which the 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 service range ●
If the cellular phone is not connected ●
If the cellular phone’s battery is low■
When using the touch screen
Dimmed screen buttons cannot be operated.
Page 697 of 956
6953
Interior features
LX570_OM_OM60L21U_(U) 3-8. Other interior features
Cool box
: If equipped■
While the cool box is on
The front air conditioning system cannot be turned off. ■
When the outside temperature is 32°F (0°C) or below
The cool box may not operate.While the engine is running , the cool box, which is cooled by the air condi-
tioning, can be used.
Lift the lid while pulling up the
lower lever to release the lock.
On/off When on, the indicator light
comes on.
If the front air conditioning sys-
tem is not in use, the front air
conditioning system is automati-
cally turned on when the cool
box is turned on.STEP 1
STEP 2
Page 726 of 956

7243-8. Other interior features
LX570_OM_OM60L21U_(U) ■
Safety Connect Services Information ●
Phone calls using the vehicles Bluetooth ®
technology will not be possible dur-
ing Safety Connect. ●
Safety Connect is available beginning Fall 2009 on select Lexus models. Con-
tact with the Safety Connect response center is dependent upon the telematics
device being in operative condition, ce llular connection availability, and GPS
satellite signal reception, which can limit the ability to reach the response center
or receive emergency service support. Enrollment and Telema tics Subscription
Service Agreement required. A variety of subscription terms is available;
charges 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 out-
side of the United States in countries other than Canada.●
Safety Connect services ar e not subject to section 255 of the Telecommunica-
tions Act and the device is not TTY compatible.■
Languages
The Safety Connect response center will offer support in multiple languages. The
Safety Connect system will offer voice prompts in English and Spanish. Please indi-
cate your language of choice when enrolling. ■
When contacting th e response center
You may be unable to contact the response center if the network is busy. ■
Safety Connect backup battery depletion
An exclusive backup battery is built in to assist the Automatic Collision Notification,
which is activated when impact above a certain level is applied to the vehicle, or
when the airbags operate. This battery is a primary battery, and cannot be
recharged. The red LED indicator will flash to indicate that the battery should be
replaced.
The backup battery will need to be replaced if the Automatic Collision Notification
operates for 60 seconds or more. For re placement, consult your Lexus dealer.
Page 731 of 956
Maintenance and care
4
729
LX570_OM_OM60L21U_(U) 4-1. Maintenance and care
Cleaning and protecting
the vehicle exterior ............ 730
Cleaning and protecting
the vehicle interior ............. 733
4-2. Maintenance
Maintenance
requirements........................ 736
General maintenance .......... 739
Emission inspection and
maintenance (I/M)
programs ................................ 742
4-3. Do-it-yourself maintenance
Do-it-yourself service
precautions ............................ 743
Hood ........................................... 746
Engine compartment ............ 747
Tires............................................. 762
Tire inflation pressure............. 771
Wheels ....................................... 775
Air conditioning filter ............ 777
Electronic key battery.......... 780
Checking and replacing
fuses ........................................ 782
Light bulbs ................................ 799
Page 747 of 956

7454-3. Do-it-yourself maintenance
4
Maintenance and care
LX570_OM_OM60L21U_(U) CAUTIONThe engine compartment contains many mechanisms and fluids that may move sud-
denly, 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 fans and engine drive belt. ●
Be careful not to touch the engine, radiator , exhaust manifold, etc. right after driv-
ing as they may be hot. Oil and other fluids may also be hot. ●
Do not leave anything that may burn easi ly, such as paper or 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 cautious when working on the battery. It contains poisonous and
corrosive sulfuric acid.■
When working near the electric cooling fan or radiator grille
Be sure the “ENGINE START STOP” switch is OFF.
With the “ENGINE START STOP” switch in IGNITION ON mode, the electric
cooling fan may automatically start to run if the air conditioning is on and/or the
coolant temperature is high. ( P. 7 5 4 )■
When working on or under the vehicle ●
Do not get under the vehicle with just the jack supporting it.
Always use automotive jack stands or other solid supports. ●
Use eye protection to prevent flying or falling material, fluid spray, etc. from get-
ting in your eyes.
NOTICE■
If you remove the air cleaner filter
Driving with the air cleaner removed may cause excessive engine wear due to dirt
in the air.