2021 Lexus GX460 service

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6-1. Maintenance and care Cleaning and protecting the vehicle exterior ................ 442
Cleaning and protecting the vehicle interior.................. 445
6-2. Maintenance Maintenance requirements ............................ 448
General mainte nance................451
Emission inspection and maintenance (I/M)
programs.................................... 454
6-3. Do-it-yourself maintenance Do-it-yourself service precautions................................ 455
Hood ............................................... 458
Engine compartment ............... 459
Tires ..................................................472
Tire inflation pressure .............. 484
Wheels ...........................................488
Air conditioning filter ............... 490
Electronic key battery.............. 492
Checking and replacing fuses.............................................. 494
Headlight aim .............................. 497
Light bulbs .................................... 499 7-1. Essential information
Emergency flashers ..................508
If your vehicle has to be stopped in
an emergency .......................... 509
If the vehicle is trapped in rising water ................................. 510
7-2. Steps to take in an emergency If your vehicle needs to be towed .................................. 511
If you think something is wrong.............................................516
Fuel pump shut off system........ 517
If a warning light turns on or a warning buzzer
sounds .......................................... 518
If a warning message is displayed .................................... 527
If you have a flat tire ....................531
If the engine will not start ........ 545
If the electronic key does not operate properly ............. 547
If the vehicle battery is discharged.................................550
If your vehicle overheats......... 553
If the vehicle becomes stuck ............................................. 556
6Maintenance and care7When trouble arises

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The vehicle is equipped with sophisticated computers that will record certain data, such
as:
• Engine speed/Electric motor speed (traction motor speed)
• Accelerator status
•Brake status
• Vehicle speed
• Operation status of th e driving assist systems
• Images from the cameras Your vehicle is equipped with cameras. Contact your Lexus dealer for the location
of recording cameras.
The recorded data varies accord ing to the vehicle grade level and options with which it is
equipped.
These computers do not record conversations or sounds, and only record images out-
side of the vehicle in certain situations.
●Data Transmission
Your vehicle may transmit the data recorded in these computers to Lexus without noti-
fication to you.
●Data usage
Lexus may use the data recorded in this co mputer to diagnose malfunctions, conduct
research and development, and improve quality.
Lexus will not disclose the recorded data to a third party except:
• With the consent of the vehicle owner or with the consent of the lessee if the vehicle is leased
• In response to an official request by the police, a court of law or a government
agency
• For use by Lexus in a lawsuit
• For research purposes where the data is not tied to a specific vehicle or vehicle
owner
●Recorded image information can be erased by your Lexus dealer.
The image recording function can be disabled . However, if the function is disabled,
data from when the system operates will not be available.
●To learn more about the vehicle data collected, used and shared by Lexus,
please visit www.lexus.com/privacyvts/
.
If your Lexus has Lexus Enform and if you have subscribed to those services, please refer
to the Lexus Enform Telematics Subscription Service Agreement for information on data
collected and its usage.
●To learn more about the vehicle data collected, used and shared by Lexus,
please visit www.lexus.com/privacyvts/
.
Vehicle data recording
Usage of data collected through Lexus Enform (U.S. mainland only)

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The SRS airbag and seat belt pretensioner devices in your Lexus contain explosive
chemicals. If the vehicle is scrapped with th e airbags and seat belt pretensioners left as
they are, this may cause an accident such as fire. Be sure to have the systems of the SRS
airbag and seat belt pretensioner removed and disposed of by a qualified service shop or
by your Lexus dealer befo re you scrap your vehicle.
Special handling may apply,
See www.dtsc.ca.gov/hazard ouswaste/perchlorate.
Your vehicle has components that may contain perchlorate. These components may
include airbag, seat belt pretensioners, and wireless remote control batteries.
Scrapping of your Lexus
Perchlorate Material
WARNING
■General precautions while driving
Driving under the influence: Never drive your vehicle when under the influence of
alcohol or drugs that have impaired your ability to operate your vehicle. Alcohol and
certain drugs delay reaction time, impair judgment and reduce coordination, which
could lead to an accident that could result in death or serious injury.
Defensive driving: Always driv e defensively. Anticipate mistakes that other drivers or
pedestrians might make and be ready to avoid accidents.
Driver distraction: Always give your full attention to driving. Anything that distracts the
driver, such as adjusting controls, talking on a cellular phone or reading can result in a
collision with resulting death or serious in jury to you, your occupants or others.
■General precaution regarding children’s safety
Never leave children unattended in the vehicl e, and never allow children to have or use
the key.
Children may be able to start the vehicle or sh ift the vehicle into neutral. There is also a
danger that children may injure themselves by play ing with the windows, the moon
roof, or other features of the vehicle. In addition, heat build-up or extremely cold tem-
peratures inside the vehicle can be fatal to children.

711-2. LEXUS Enform
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For safety and security
LEXUS Enform Safety Connect
Microphone
LED light indicators
“SOS” button
: If equipped
Safety Connect is a subscription-based telematics service that uses Global
Positioning System (GPS) data and embe dded cellular technology to provide
safety and security features to subscribers. Safety Connect is supported by
Lexus’ designated response center, wh ich operates 24 hours per day, 7 days
per week.
Safety Connect service is available by su bscription on select, telematics hard-
ware-equipped vehicles.
By using the Safety Connect service, you are agreeing to be bound by the
Telematics Subscription Service Agre ement and its Terms and Conditions, as
in effect and amended from time to time, a current copy of which is available
at Lexus.com. All use of the Safety Co nnect service is subject to such then-
applicable Terms and Conditions.
System components
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721-2. LEXUS Enform
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Subscribers have the following Safety Connect services available:
●Automatic Collision Notification*
Helps drivers receive necessary response from emergency service providers.
(P. 74)
*: U.S. Patent No. 7,508,298 B2
●Stolen Vehicle Location
Helps drivers in the event of vehicle theft. ( P. 74)
●Emergency Assistance Button (“SOS”)
Connects drivers to resp onse-center support. (P. 74)
●Enhanced Roadside Assistance
Provides drivers various on-road assistance. ( P. 74)
After you have signed the Telematics Subscription Service Agreement and are
enrolled, you can begi n receiving services.
A variety of subscription terms is available for purchase. Contact your Lexus
dealer, call the following or push the “SOS” button in your vehicle for further sub-
scription details. • The United States
1-800-25-LEXUS (1-800-255-3987)
•Canada
1-800-26-LEXUS (1-800-265-3987)
•Puerto Rico
1-877-539-8777
Services
Subscription

731-2. LEXUS Enform
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For safety and security
■Safety Connect Serv ices Information
●Phone calls using the vehicle’s Bluetooth® technology will not be possible during
Safety Connect.
●Safety Connect is available be ginning Fall 2009 on select Lexus models (in the contig-
uous United States only). Contact with th e Safety Connect response center is depen-
dent upon the telematics device being in operative condition, cellular connection
availability, and GPS sa tellite signal reception, which can limit the ability to reach the
response center or receive emergency se rvice support. Enrollment and Telematics
Subscription Service Agreement required. A variety of subscription terms is available;
charges vary by subscription term selected and location.
●Automatic Collision Notification, Emergenc y Assistance and Stolen Vehicle Location
will function in the United States, includin g Hawaii and Alaska, Puerto Rico and in Can-
ada, and Enhanced Roadside Assistance will function in the United States, Puerto Rico
and in Canada.
●Automatic Collision Notification, Emergenc y Assistance, Stolen Vehicle and Enhanced
Road Assistance will not function in the United States Virgin Islands.
For vehicles first sold in the USVI, no Safety Connect services will function in and out-
side the United States Virgin Islands.
●Safety Connect services are not subject to section 255 of the Telecommunications Act
and the device is not TTY compatible.
■Languages
The Safety Connect response ce nter will offer support in multiple languages. The Safety
Connect system will offer voice prompts in En glish, Spanish, and French. Please indicate
your language of ch oice 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 active
Safety Connect LED light Indicators

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■Automatic Collision Notification
In case of either airbag deployment or severe rear-end collision, the system is
designed to automatically call the re sponse center. The responding agent
receives the vehicle’s location and attempts to speak with the vehicl\
e occu-
pants to assess the level of emergency. If the occupants are unable to commu-
nicate, the agent automatically treats the call as an emergency, contacts the
nearest emergency services provider to describe the situation, and requests
that assistance be sent to the location.
■Stolen Vehicle Location
If your vehicle is stolen, Safety Conn ect can work with local authorities to
assist them in locating and recovering the vehicle. After filing a police report,
call the Safety Connect response ce nter at 1-800-25-LEXUS (1-800-255-
3987) in the United Stat es, 1-877-539-8777 in Pu erto Rico or 1-800-265-
3987 in Canada, and follow the prompts for Safety Connect to initiate this
service.
In addition to assisting law enforcemen t with recovery of a stolen vehicle,
Safety-Connect-equipped vehicle locatio n data may, under certain circum-
stances, be shared with third parties to locate your vehicle. Further informa-
tion is available at Lexus.com.
■Emergency Assistance Button (“SOS”)
In the event of an emergency on the ro ad, push the “SOS” button to reach the
Safety Connect response center. Th e answering agent will determine your
vehicle’s location, assess the emergency, and dispatch the necessary assis-
tance required.
If you accidentally press the “SOS” button, tell the response-center agent that you
are not experiencing an emergency.
■Enhanced Roadside Assistance
Enhanced Roadside Assistance adds GP S data to the already included war-
ranty-based Lexus roadside service.
Subscribers can press the “SOS” button to reach a Safety Connect response-
center agent, who can help with a wide range of needs, such as: towing, flat
tire, fuel delivery, etc. For a descript ion of the Roadside Assistance services
and their limitations, please see the Safety Connect Terms and Conditions,
which are available at Lexus.com.
Safety Connect services

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GX460_OM_OM60T19U_(U)4-1. Before driving
■Unbraked TWR (Unbraked Trailer Weight Rating)
The trailer weight rating for towing a
trailer without a trailer service brake
system.
■Tongue Weight
The load placed on the trailer hitch
ball. (
P. 186)
(Without brakes)