2018 LEXUS LS500 warning

82 2-1. Instrument cluster
LS500_OM_OM50F54U_(U)  Eco Driving Indicator Light Select to enable/disable the Eco Driving
Indicator Light.
 Default setting Select to reset the meter display settings to
the default setting. ■
Vehicle functions and settings that
can be changed
→ P.468 ■
Suspension of the settings display●
Some settings cannot be changed while
driving. When changi ng settings, park
the vehicle in a safe place.●
If a warning message is displayed, opera-
tion of the settings display will be sus-
pended.
Displays suggestions to the driver in
the following situations. To select a
response to a displayed suggestion,
use the meter control switches. ■
Suggestion to turn off the head-
lights
If the headlights are left on for a certain
amount of time with the headlight
switch in after the engine switch
has been turned off, a suggestion mes-
sage will be displayed asking if you
wish to turn the headlights off.
To turn the headlight s off, select “Yes”.If a front door is opened after the engine
switch is turned off, this suggestion mes-
sage will not be displayed.
■
Customization
Some functions can be customized.
( → P.468)
WARNING■
Cautions during setting up the dis-
play
As the engine needs to be running
during setting up the display, ensure that
the vehicle is parked in a place with ade-
quate ventilation. In a closed area such as
a garage, exhaust gases including harm-
ful carbon monoxide (CO) may collect
and enter the vehicle. This may lead to
death or a serious health hazard.
NOTICE
■
During setting up the display
To prevent battery discharge, ensure that
the engine is running while setting up the
display features.
Suggestion function

84 2-1. Instrument cluster
LS500_OM_OM50F54U_(U) Displays the following items:
• Speedometer
• Shift position/shift range/gear position ( →
P.163 )
Tachometer/Eco Driving Indicator display area ( → P.87)
HUD (Head-up display) switch ■
Head-up display will operate when
The engine switch is in IGNITION ON
mode. ■
When using the head-up display
The head-up display may seem dark or hard
to see when viewed through sunglasses,
especially polarized su nglasses. Adjust the
brightness of the head-up display or
remove your sunglasses. ■
Street name display
Only street names whic h are included in the
map data will be displayed. ■
Outside temperature display●
When the ambient temperature is
approximately 37°F (3°C) or lower, the
low outside temperature indicator will
flash for approximately 10 seconds and
the outside temperature display will turn
off. In this case, the display will be dis-
played again when the outside tempera-
ture becomes approximately 41°F (5°C)
or higher.●
In the following situations, the correct
outside temperature may not be dis-
played, or the display may take longer
than normal to change:
• When stopped, or driving at low speeds
(less than 12 mph [20 km/h])
• When the outside temperature has
changed suddenly (at the entrance/exit of
a garage, tunnel, etc.)
●
When “--” or “E” is displayed, the system
may be malfunctioning. Take your vehicle
to your Lexus dealer. F
G
WARNING■
When using the head-up display ●
Check that the position and brightness
of the head-up display image does not
interfere with safe driving. Incorrect
adjustment of the image’s position or
brightness may obstruct the driver’s
view and lead to an accident, resulting
in death or serious injury. ●
Do not continuously look at the
head-up display while driving as you
may fail to see pedestrians, objects on
the road, etc. ahead of the vehicle.
NOTICE■
Head-up display projector ●
Do not place any drinks near the
head-up display projector. If the pro-
jector gets wet, electrical malfunctions
may result.
●
Do not place anything on or put stick-
ers onto the head-up display projector.
Doing so could interrupt head-up dis-
play indications.
●
Do not touch the inside of the head-up
display projector or thrust sharp edges
or the like into the projector.
Doing so could cause mechanical mal-
functions.

852-1. Instrument cluster
LS500_OM_OM50F54U_(U) 2
Vehicle status information and indicators ■
Enabling/disabling the head-up dis-
play
Press the HUD switch.
■
Changing settings of the head-up
display
The following settings can be changed
on of the multi-information display.
( → P.468)
 Brightness and vertical position of
the head-up display Select to adjust the brightness or vertical
position of the head-up display.
 Tachometer/Eco Driving Indicator Select to display the tachometer, Eco Driv-
ing Indicator or no content.
 Display content Select to enable/dis able the following
items:
• Route guidance to destination/street
name
• Driving support system display *
• Compass (heading-up display)
• Audio system operation status *
: Make sure to enable this display when
using the driving support systems
 Display angle Select to adjust the angle of the head-up
display. ■
Enabling/disabling of the head-up dis-
play
If the head-up display is disabled, it will
remain disabled when the engine switch is
turned off then back to IGNITION ON
mode. ■
Display brightness
The brightness of the head-up display can
be adjusted on of the multi-information
display. Also, it is automatically adjusted
according to the ambient brightness. ■
Head-up display automatic position
adjustment
If the display position is recorded into mem-
ory, the head-up display will be automati-
cally adjusted to th e desired position.
( → P.127) ■
When the battery is disconnected
The customize settings of the head-up dis-
play will be reset.Using the head-up display
WARNING■
Caution for changing settings of the
head-up display
As the engine needs to be running while
changing the settings of the head-up dis-
play, 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 monox-
ide (CO) may collect and enter the vehi-
cle. This may lead to death or a serious
health hazard.
NOTICE
■
When changing the settings of the
head-up display
To prevent battery discharge, ensure that
the engine is running while the changing
the settings of the head-up display.

86 2-1. Instrument cluster
LS500_OM_OM50F54U_(U) Displays the operational status of the
following systems:
 LTA (Lane Tracing Assist) (if
equipped) ( → P.221)
 LKA (Lane-Keeping Assist) (if
equipped) ( → P.231)
 Dynamic radar cruise control with
full-speed range ( → P.241)Details of content displayed on the
head-up display may differ from that dis-
played on the multi-information display. For
details, refer to the explanation of each sys-
tem.
Pop-up displays for the following sys-
tems will be displayed when necessary. ■
Driving support systems
Displays a warning/suggestion/advice
message or the operating state of a rel-
evant system.
 PCS (Pre-Collision System)
( → P.200, 210)
 FCTA (Front Cross Traffic Alert) (if
equipped) ( → P.218)
 Intuitive parking assist (if equipped)
( → P.257)
 Parking Support Brake function (for
static objects) (if equipped)
( → P.277)
 Brake Override System ( → P.151)
 Drive-Start Control ( → P.151)
Details of content displayed on the head-up display may differ from that dis-
played on the multi-information display. For
details, refer to the explanation of each sys-
tem. ■
/ icons
These icons are linked to the
multi-information display
: Master warning icon Displayed when a warn ing message is dis-
played on the multi-information display.
( → P.428)
: Information icon Displayed when a suggestion pop-up dis-
play ( → P.82) or advice pop-up display is
displayed on the multi-information display. ■
Warning message
Some warning messages are displayed
when necessary, according to certain
conditions. Details of content displayed on the
head-up display may differ from that dis-
played on the multi-information display. ■
Audio system operation status
Displayed when an audio remote con-
trol switch on the steering wheel is
operated. ■
Hands-free system status
Displayed when the hands-free system
is operated. ■
When a pop-up display is displayed
When a pop-up display is displayed, a cur-
rent display may no long er be displayed. In
this case, the display will return after the
pop-up display disappears.Driving support system display
area
Pop-up display

973-2. Opening, closing and locking the doors and trunk
LS500_OM_OM50F54U_(U) 3
Before driving
To prevent unintended triggering of the
alarm, unlock the doors using the wireless
remote control and open and close a door
once after the settings have been changed.
(If a door is not opened within 60 seconds
after is pressed, the doors will be
locked again and the alarm will automati-
cally be set.)
In a case that the alarm is triggered, imme-
diately stop the alarm. ( → P.60)■
Impact detection door lock release sys-
tem
In the event that the vehicle is subject to a
strong impact, all the doors are unlocked.
Depending on the force of the impact or the
type of accident, however, the system may
not operate.
■
Operation signals
A buzzer sounds and the emergency flash-
ers flash to indicate that the doors have
been locked/unlocked. (Locked: once;
Unlocked: twice)
A buzzer sounds to indicate that the win-
dows and moon roof or panoramic moon
roof are operating.
■
Security feature
If a door is not opened within approximately 60 seconds after the vehicle is unlocked,
the security feature automatically locks the
vehicle again. ■
When the doors cannot be locked by the
lock sensor on the upper part of the
door handle
When the doors cannot be locked even if
the lock sensor on the surface of the door
handle is touched by a finger, touch the lock
sensor with the palm.
If you are wearing gloves, remove them.
■
Open door warning buzzer
If an attempt to lock the doors is made when
a door is not fully closed, a buzzer sounds
continuously for 5 seconds. Fully close the
door to stop the buzzer, and lock the vehi-
cle once more. ■
Setting the alarm
Locking the doors will set the alarm system.
( → P.60) ■
Conditions affecting the operation of
the smart access system with push-but-
ton start or wireless remote control
→ P.108 ■
If the smart access system with
push-button start or the wireless remote
control does not operate properly
Use the mechanical key to lock and unlock
the doors. ( → P.436)
Replace the key battery with a new one if it
is depleted. ( → P.403)
■
If the battery is discharged
The doors cannot be locked and unlocked
using the smart access system with
push-button start or wireless remote con-
trol. Lock or unlock the doors using the
mechanical key. ( → P.436)Multi-information
display/Beep Unlocking function
Exterior: Beeps 3
times
Interior: Pings once Holding the driver’s
door handle unlocks
only the driver’s
door.
Holding any of the
passenger door
handles unlocks all
the doors.
Exterior: Beeps
twice
Interior: Pings once Holding a door han-
dle unlocks all the
doors.

98 3-2. Opening, closing and locking the doors and trunk
LS500_OM_OM50F54U_(U) ■
Customization
Some functions can be customized.
( → P.468) ■
Door lock switches (to
lock/unlock)
1 Locks all the doors
2 Unlocks all the doors ■
Inside lock buttons (to lock)
Push down the inside lock button to
lock the door.
■
Inside door handles (to unlock) 
For the front doors
Pull the handle to unlock and open the
door. When the door is unlo cked, the inside lock
button will pop up. 
For the rear doors
Pull the handle to unlock the door. Pull
the handle a second time to open the
door.WARNING■
To prevent an accident
Observe the following precautions while
driving the vehicle.
Failure to do so may result in a door
opening and an occupant throwing out of
the vehicle, resulting in death or serious
injury. ●
Ensure that all doors are properly
closed and locked.●
Do not pull the inside handle of the
doors while driving.
Be especially careful for the front doors,
as the doors may be opened even if the
inside lock buttons are in locked position. ●
Set the rear door ch ild-protector locks
when children are seated in the rear
seats.■
When opening or closing a door
Check the surroundings of the vehicle
such as whether the vehicle is on an
incline, whether ther e is enough space
for a door to open and whether a strong
wind is blowing. When opening or clos-
ing the door, hold the door handle tightly
to prepare for any unpredictable move-
ment.
■
Vehicle height co ntrol precautions
(vehicles with electronically modu-
lated air suspension)
In the following situations, make sure to
check the safety of the area around the
vehicle, as the vehicle height may change
and part of someone’s body may be
caught in the vehicle, possibly causing
injury or the vehicle may be damaged.
●
When opening a door
●
When unlocking the doors using the
smart access system with push-button
start Unlocking and locking the doors
from the inside

993-2. Opening, closing and locking the doors and trunk
LS500_OM_OM50F54U_(U) 3
Before driving When the door is unlocked, the inside lock
button will pop up.
■
Locking the front doors from the outside
without a key
1 Push down the inside lock button.
2 Close the door.
The door cannot be locked if the engine
switch is in ACCESSORY or IGNITION
ON mode, or the electronic key is left
inside the vehicle. However, the key may not
be detected correctly and the door may be
locked. ■
Door closer (if equipped)
In the event that a door is left slightly open,
the door closer will automatically close it to
the fully closed position. ●
The door closer will operate regardless
of the engine switch mode.●
The door closer will not function if the
door has been clos ed while pulling the
inside or outside door handle.●
The door can be opened by pulling the
inside or outside door handle, even when
the door closer is operating (except
when the lock button is in the lock posi-
tion or the child-protector lock is set).
●
A motor sound may be heard for several
seconds after the door closer closes the
door. This does not indicate a malfunc-
tion.
■
Open door warning buzzer
If a door or the trunk is not fully closed, a
buzzer will sound when the vehicle speed
reaches 3 mph (5 km/h).
The open door(s) or trunk is indicated on
the multi-information display. The door cannot be opened from
inside the vehicle when the lock is set. WARNING■
Door closer (if equipped)
In the event that a d oor is left slightly
open, the door closer will automatically
close it to the fully closed position. It
takes several second s before the door
easy closer begins to operate.
If the child-protector lock is set, the door
closer will not stop during operation even
if an attempt is made to open the door
from inside the vehicle. Be careful not to
catch fingers or anything else in the door.
Failure to do so may result in serious
injury.
NOTICE■
To prevent door closer malfunction (if
equipped)
Do not frequently repeat opening and
closing of doors, or apply excessive force
to a door while the door closer is operat-
ing.
Rear door child-protector lock

100 3-2. Opening, closing and locking the doors and trunk
LS500_OM_OM50F54U_(U) 1 Unlock
2 LockThese locks can be set to prevent children
from opening the rear doors. Push down
on each rear door switch to lock both rear
doors.
The following functions can be set or
canceled: For instructions on customizing, refer to
P.468.
Automatic door locking and
unlocking systems Function Operation
Speed linked
door locking
function All doors are automati-
cally locked when vehi-
cle speed is
approximately 12 mph
(20 km/h) or higher.
Shift position
linked door lock-
ing function All doors are automati-
cally locked when the
shift position is shifted
to a position other than
P.
Shift position
linked door
unlocking func-
tion All doors are automati-
cally unlocked when
the shift position is
shifted to P.
Driver’s door
linked door
unlocking func-
tion All doors are automati-
cally unlocked when
driver’s door is opened
within approximately
45 seconds after turn-
ing the engine switch
off. Trunk The trunk can be opened using the
trunk opener switch, entry function
or wireless remote control.
If the vehicle is equipped with a
power trunk opener and closer, the
trunk can be closed using the trunk
closer. WARNING
Observe the following precautions.
Failure to do so may result in death or
serious injury. ■
Before driving ●
Make sure that the trunk lid is fully
closed. If the trunk lid is not fully
closed, it may open unexpectedly
while driving and hit near-by objects or
luggage in the trunk may be thrown
out, causing an accident. ●
Do not allow children to play in the
trunk.
If a child is accident ally locked in the
trunk, they could suffer from heat
exhaustion, suffocation or other inju-
ries.
●
Do not allow a child to open or close
the trunk lid.
Doing so may cause the trunk lid to
open unexpectedly, or cause the
child’s hands, head, or neck to be
caught by the closing trunk lid.
■
Important points while driving
Never let anyone sit in the trunk. In the
event of sudden braking or a collision,
they are susceptible to death or serious
injury.
■
Using the trunk
Observe the following precautions.
Failure to do so may cause parts of the
body to be caught, resulting in serious
injury.