2020 Lexus GX460 sensor

366
GX460_OM_OM60R27U_(U)4-5. Using the driving support systems
■Conditions under which the Re
ar Cross Traffic Alert function will not detect a vehicle
The Rear Cross Traffic Alert function is no t designed to detect the following types of
vehicles and/or objects.
●Small motorcycles, bicycles, pedestrians etc.*
●Vehicles approaching from directly behind
●Guardrails, walls, signs, parked vehi cles and similar stationary objects*
●Vehicles moving away from your vehicle
●Vehicles approaching from the parking spaces next to your vehicle*
●Vehicles backing up in the parking space next to your vehicle*
*
: Depending on conditions, detection of a vehicle and/or object may occur.
■Conditions under which the Re ar Cross Traffic Alert function may not function cor-
rectly
The Rear Cross Traffic Alert function may no t detect vehicles correctly in the following
conditions:
●During bad weather such as heavy rain, fog, snow etc.
●When ice or mud etc. is attached to the rear bumper
●When multiple vehicles approach continuously
●Shallow angle parking
●When a vehicle is approaching at high speed
●When parking on a steep incline, su ch as hills, a dip in the road etc.
●Directly after the Blind Spot Monitor system turned on
●When your vehicle is towing a trailer (with towing hitch)
●When items such as a bicycle carrier ar e installed on the rear of the vehicle
●Directly after the engine is started with the BSM main switch on
●When the sensors cannot detect vehicles
because of obstacles

424
GX460_OM_OM60R27U_(U)5-4. Using the other interior features
■Conditions unfavorable
to correct operation
The compass may not show the correct di rection in the following conditions:
●The vehicle is stopped immediately after turning.
●The vehicle is on an inclined surface.
●The vehicle is in a place where the earth’s magnetic field is subject to interference by
artificial magnetic fields (underground car park/parking lot, under a steel tower,
between buildings, roof car park/parking lot, near an intersection, near a large vehicle,
etc.).
●The vehicle has become magnetized.
(There is a magnet or metal object near the inside rear view mirror.)
●The battery has been disconnected.
●A door is open.
WARNING
■While driving the vehicle
Do not adjust the display. Adjust the di splay only when the vehicle is stopped.
■When doing the circling calibration
Secure a wide space, and watch out for people and vehicles in the vicinity. Do not vio-
late any local traffic rules while performing circling calibration.
NOTICE
■To avoid compass malfunctions
Do not place magnets or any metal objects near the inside rear view mirror.
Doing this may cause the compass sensor to malfunction.
■To ensure normal operation of the compass
●Do not perform circling calibration of the compass in a place where the earth’s mag-
netic field is subject to interferen ce by artificial magnetic fields.
●During calibration, do not operate electric systems (moon roof, power windows, etc.)
as they may interfere with the calibration.

GX460_OM_OM60R27U_(U)
4356-1. Maintenance and care
6
Maintenance and care
■Plated portions
If dirt cannot be removed, clean the parts as follows:
●Use a soft cloth dampened with an approximately 5% solution of neutral detergent and
water to clean the dirt off.
●Wipe the surface with a dry, soft cl oth to remove any remaining moisture.
●To remove oily deposits, use alcohol wet wipes or a similar product.
WARNING
■When washing the vehicle
Do not apply water to the inside of the engine compartment. Doing so may cause the
electrical components etc. to catch fire.
■When cleaning the windshield (vehicles with rain-sensing windshield wiper)
●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 bo dy or if something bumps into the raindrop
sensor
■Precautions regarding the exhaust pipe
Exhaust gasses cause the exhaust pipe to become quite hot.
When washing the vehicle, be careful not to touch the pipe until it has cooled suffi-
ciently, as touching a hot exhaust pipe can cause burns.
■Precautions regarding the Blind Spot Monitor (if equipped)
If the paint of the rear bump er is chipped or scratched, the system may malfunction.
If this occurs, consult your Lexus dealer.
Set the wiper switch to off.
If the wiper switch is in “AUTO”, the wipers may
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
AUTO

5157-2. Steps to take in an emergency
GX460_OM_OM60R27U_(U)
7
When trouble arises
*1: This light illuminates on the multi-information display.
*2: Open door warning buzzer: The open door warning buzzer sounds to al ert hood or one or more of the doors or
glass hatch are not fully closed (with the vehicle having reached a speed of 3 mph [5
km/h]).
*3: Driver’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 ON, the buzzer sounds. If the seat
belt is still unfastened, the buzzer sounds intermittently for a certain period of time
after the vehicle reaches a certain speed.
Front passenger’s seat belt warning buzzer:
The front passenger’s seat belt warning buzzer sounds to alert the front passenger
that his or her seat belt is not fastened. If the seat belt is unfastened, the buzzer sounds
intermittently for a certain period of time after the vehicle reaches a certain speed.
■SRS warning light
This warning light system monitors the airbag sensor assembly, front airbag sensors, side
and curtain shield airbag sensors, rear side and curtain shield airbag sensors, floor sen-
sor, driver’s seat belt buc kle switch, front passenger occupant classification system (ECU
and sensors), “AIR BAG ON” indicator light, “AIR BAG OFF” indicator light, front pas-
senger’s seat belt buckle sw itch, seat belt pretensioner assemblies, airbags, intercon-
necting wiring and power sources. ( P. 36)
■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 the seat, the sens or may not detect a passenger, and the warn-
ing light may not operate properly.
■If the malfunction indicator lamp comes on while driving
First check the following:
●Is the fuel tank empty?
If it is, fill the fu el 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.

GX460_OM_OM60R27U_(U)
5818-2. Customization
8
Vehicle specifications
■Automatic light control system (P. 209)
*:Except for Canada
■Interior lights (P. 392)
FunctionDefault settingCustomized setting
Time elapsed before head-
lights automatically turn off
after doors are closed
30 seconds
Off
—OO60 seconds
90 seconds
Light sensor sensitivityStandard-2 to 2—OO
Daytime running light sys-
temOnOff*—OO
Welcome lighting illumina-
tion controlOnOff——O
123
FunctionDefault settingCustomized setting
Time elapsed before the
interior lights turn off15 seconds
Off
—OO7.5 seconds
30 seconds
Operation after the engine
switch is turned to OFFOnOff——O
Operation when the doors
are unlocked with the smart
access system with push-
button start or wireless
remote control
OnOff——O
Operation when you
approach the vehicle with
the electronic key on your
person
OnOff——O
Shift lever lightOnOff——O
Footwell lightingOnOff——O
Lounge illumination controlOnOff——O
123

582
GX460_OM_OM60R27U_(U)8-2. Customization
■Exterior lights (P. 392)
■Front automatic air conditioning system (P. 376)
*: If equipped
FunctionDefault settingCustomized
setting
Time elapsed before the
running board lights turn off15 seconds
Off
—OO7.5 seconds
30 seconds
Operation of the running
board lights when the doors
are unlocked with the smart
access system with push-
button start or wireless
remote control
OnOff——O
Operation of the running
board lights when you
approach the vehicle with
the electronic key on your
person
OnOff——O
Running board lightsOnOff——O
Operation of the running
board lights when the door
is opened
OnOff——O
123
FunctionDefault settingCustomized setting
Switching between outside
air and recirculated air
mode linked to automatic
mode switch operation
*
AutoManual—OO
A/C automatic mode
switch operationAutoManual—OO
Exhaust gas sensor sensitiv-
ityStandard-3 to 3—OO
123

584
GX460_OM_OM60R27U_(U)8-2. Customization
■Intuitive parking assist* (P. 266)
*: If equipped
■In the following situations, customize mode will automatically be turned off.
●A warning message appears after the cu
stomize mode screen is displayed.
●The engine switch is turned to OFF.
●The vehicle begins to move while the customize mode screen is displayed.
FunctionDefault settingCustomized
setting
Intuitive parking assistOnOffO——
Buzzer volumeLevel 3Level 1 to 5—OO
Display settingAll sensors displayedDisplay off—OO
Detection distance of the
front center sensorFarNear—OO
Detection distance of the
rear center sensorFarNear—OO
123
WARNING
■During customization
As the engine needs to be running during customization, ensure that the vehicle is
parked in a place with adequate ventilation. In a closed area such as a garage, exhaust
gases including harmful carbon monoxide (CO) may collect and enter the vehicle. This
may lead to death or a serious health hazard.
NOTICE
■During customization
To prevent battery discharge, ensure that the engine is running while customizing fea-
tures.

604What to do if... (Troubleshooting)
GX460_OM_OM60R27U_(U)
●It is locked automatically to prevent theft of the vehicle. ( P. 198)
●Is the window lock switch pressed?
The power window except for the one at the driver’s seat cannot be operated
if the window lock switch is pressed. ( P. 156)
●The auto power off function will be operated if the vehicle is left in ACCES-
SORY or IGNITION ON mode (the engine is not running) for a period of
time. ( P. 198)
●The seat belt reminder light is flashing
Are the driver and the front passe nger wearing the seat belts?
( P. 513)
●The parking brake indicator is on
Is the parking brake released? ( P. 208)
Depending on the situation, other types of warning buzzer may also sound.
( P. 511, 520)
●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. ( P. 78)
To stop the alarm, turn the engine switch to IGNITION ON mode or start the
engine. The steering wheel cannot be turned after the engine is stopped
The windows do not open or close by operating the power window
switches
The engine switch is turned off automatically
A warning buzzer sounds during driving
An alarm is activated and the horn sounds