2021 Lexus LC500C Open

1323-6. Opening and closing the soft top roof
The roof switch is
released for a long
period of time while
opening or closing the
soft top roof.“Soft Top Moving Do
Not Forget To Close”
“Soft Top Operation
Not Completed Do
Not Forget To Close”
When the engine switch is in ACC or
OFF
The operation is restricted and the soft top
roof moves slowly.
When starting the engine or turning the
engine switch to ON
The operation is stoppe d. After it stops,
when the roof switch is operated, the soft
top roof moves corresponding the switch
operation.
However, if the soft top roof has been
operated repeatedly in a short period of
time, it may be only closed. ( P.128)
When the engine switch is not operated
Wait for a while until the soft top roof oper-
ation is stopped. After it stops, when the
roof switch is operated, the soft top roof
moves corresponding the switch opera-
tion.
However, if the soft top roof has been
operated repeatedly in a short period of
time, it may be only closed. ( P.128)
SituationWarning messageAction
WARNING
■When opening or closing the soft top
roof
Observe the following.
Failure to do so may result in death or
serious injury.
●Check to make sure that all passen-
gers do not have any part of their body
in a position where it could be caught
when the soft top roof is being oper-
ated. If a part of the body or an object
is likely to be caught, or if the body is
caught, stop the operation immedi-
ately.
●If anyone is in the vi cinity or in the vehi-
cle, make sure they are safe and let
them know that the soft top roof is
about to open or close.
●When the rear seat is occupied, be
careful that the soft top roof does not
hit the passenger.
●Pay extra attention to the operation of
the soft top roof and the safety of the
area around the vehicle while opening
or closing the soft top roof.
●Take extra care to prevent your fin-
gers etc. from being caught in moving
parts.
●Do not operate the soft top roof while
the vehicle is backing up. The driver’s
rearward vision may be blocked, lead-
ing to an accident.
●When the soft top roof starts to move
slowly, be careful no t to be caught in
the soft top roof.

1333-6. Opening and closing the soft top roof
3
Before driving
WARNING
●When exiting the vehicle, turn the
engine switch off, carry the key and
exit the vehicle along with the child.
There may be accidental operation,
due to mischief, etc., that may possibly
lead to an accident.
■While the vehicle is driven
Observe the following precautions.
Failure to do so may result in serious
injury or an accident.
●Do not operate the soft top roof more
than necessary.
●Do not drive the vehicle with the soft
top roof half-opened.
●Do not stand on the seat, sit on the
package tray ( P.40), or lean out of
the vehicle.
■When a child is in the vehicle
Observe the following precautions.
Failure to do so may result in death or
serious injury.
●Do not allow a child operate the soft
top roof.
●Never let a child sit in the storing
space of the soft top roof.
●Keep children away from the movable
range of the soft top roof.
NOTICE
■To prevent damage to the soft top
roof
●Make sure that ther e is no obstacle
within a height of 25.6 in. (65 cm)
from the soft top roof.
Also, be careful when passing a place
with height restriction, such as a tunnel
or underground passage.
●Do not put anything in the storing
space of the soft top roof.
●Do not sit on or put luggage on the soft
top roof or luggage cover.
●When there is snow or luggage on the
soft top roof or luggage cover, remove
it before operating the roof switch.
●Do not open or close the soft top roof
when anything is put on the trunk lid.
●Do not close the soft top roof when
anything is put on the upper part of the
windshield frame.
●Do not open or close the soft top roof
when the outside temperature is
23.0°F (-5°C) or lower or the side
windows and rear quarter windows
are frozen.
●Do not leave the soft top roof not fully
opened or closed for a long period of
time.
●Do not leave the soft top roof opened
for a long period of time. The soft top
roof may have wrinkles or deteriorate.
●When opening the trunk lid using the
mechanical key, full y open or close the
soft top roof.
●Do not install a roof luggage carrier to
the soft top roof.
●Do not operate the soft top roof manu-
ally except in an emergency.
(  P.338)

1343-6. Opening and closing the soft top roof

135
4
4
Driving
Driving
4-1. Before drivingDriving the vehicle ..................... 136
Cargo and luggage ................... 142
Vehicle load limits ...................... 144
Trailer towing ............................... 144
Dinghy towing ............................. 145
4-2. Driving procedures Engine (ignition) switch ........... 146
Automatic transmission........... 150
Turn signal lever.......................... 156
Parking brake .............................. 157
Brake Hold.................................... 159
4-3. Operating the lights and wipers Headlight switch .......................... 161
Automatic High Beam ............. 164
Windshield wipers and washer ......................................................... 167
4-4. Refueling Opening the fuel tank cap....... 171
4-5. Using the driving support sys- tems
Lexus Safety System + ............. 173
PCS (Pre-Collision System).. 179
LKA (Lane-Keeping Assist) .. 186
Dynamic radar cruise control with full-speed range....................... 194
Driving mode select switch... 203
Intuitive parking assist ............. 204
BSM (Blind Spot Monitor) .... 209
Driving assist systems ............... 2184-6. Driving tips
Winter driving tips .................... 223

1404-1. Before driving
WARNING
●Do not leave cigarette lighters in the
vehicle. If a cigarette lighter is in a
place such as the glove box or on the
floor, it may be lit accidentally when
luggage is loaded or the seat is
adjusted, causing a fire.
●Do not attach adhesive discs to the
windshield or windows. Do not place
containers such as air fresheners on
the instrument panel or dashboard.
Adhesive discs or containers may act
as lenses, causing a fire in the vehicle.
●Do not leave a door or window open if
the curved glass is coated with a met-
allized film such as a silver-colored
one. Reflected sunlight may cause the
glass to act as a lens, causing a fire.
●Always apply the parking brake, shift
the shift position to P, stop the engine
and lock the vehicle.
Do not leave the vehicle unattended
while the engine is running.
If the vehicle is parked with the shift
position in P but the parking brake is
not set, the vehicle may start to move,
possibly leading to an accident.
●Do not touch the exhaust pipes while
the engine is running or immediately
after turning the engine off.
Doing so may cause burns.
■When taking a nap in the vehicle
Always turn the engine off. Otherwise, if
you accidentally move the shift lever or
depress the accelerator pedal, this could
cause an accident or fire due to engine
overheating. Additionally, if the vehicle is
parked in a poorly ventilated area,
exhaust gases may collect and enter the
vehicle, leading to death or a serious
health hazard.
■When braking
●When the brakes are wet, drive more
cautiously.
Braking distance in creases when the
brakes are wet, and this may cause
one side of the vehicle to brake differ-
ently than the other side. Also, the
parking brake may not securely hold
the vehicle.
●If the electronically controlled brake
system does not operate, do not follow
other vehicles closely and avoid hills or
sharp turns that require braking.
In this case, braking is still possible, but
the brake pedal should be depressed
more firmly than usual. Also, the brak-
ing distance will increase. Have your
brakes fixed immediately.
●The brake system consists of 2 or
more individual hydraulic systems; if
one of the systems fails, the other(s)
will still operate. In this case, the brake
pedal should be depressed more
firmly than usual and the braking dis-
tance will increase. Have your brakes
fixed immediately.
NOTICE
■When driving the vehicle
●Do not depress the accelerator and
brake pedals at th e same time while
driving, as this may restrain the engine
output.
●Do not use the accelerator pedal or
depress the accelerator and brake
pedals at the same time to hold the
vehicle on a hill.
■Avoiding damage to vehicle parts
●Do not turn the steering wheel fully in
either direction and hold it there for an
extended period of time.
Doing so may damage the power
steering motor.

1464-2. Driving procedures
4-2.Driving procedures
1Press the parking brake switch to
check that the parking brake is set.
(P.157)
The parking brake indicator will come on.
2 Firmly depress the brake pedal.
3 Press the engine switch shortly and
firmly.
When operating the engine switch, one
short, firm press is enough. It is not neces-
sary to press and hold the switch.
The engine will crank until it starts or for up
to 30 seconds, whichever is less.
Continue depressing the brake pedal until
the engine is completely started.
The engine can be started from any engine
switch mode.
■Engine switch illumination
According to the situation, the engine
switch illumination operates as follows.
●When a door is opened, or the engine
switch mode is changed from ACC or
ON to off, the engine switch illumination
slowly blinks.
●When the engine swit ch is in ACC or
ON, the engine switch illumination illumi-
nates.
■If the engine does not start
●The engine immobilizer system may not
have been deactivated. ( P.63)
Contact your Lexus dealer.
●If a message related to start-up is shown
on the multi-information display, read the
message and follow the instructions.
●If the door is unlock ed with the mechani-
cal key, the engine cannot be started
using the smart access system with push-
button start. Refer toP.331 to start the
engine. However, if the electronic key is
carried inside the vehicle and the doors
are locked ( P.98), engine can be
started.
■If the battery is discharged
The engine cannot be started using the
smart access system with push-button start.
Refer to P.333 to restart the engine.
■Electronic key battery depletion
 P.92
■Conditions affecting operation
 P.105
■Notes for the entry function
 P.105
■Steering lock function
●After turning the engine switch off and
opening and closing the doors, the steer-
ing wheel will be lock ed due to the steer-
ing lock function. Operating the engine
switch again automatically cancels the
steering lock.
●When the steering lock cannot be
released, “Push engine switch while turn-
ing steering wheel in ei ther direction” will
Engine (ignition) switch
Performing the following opera-
tions when carrying the electronic
key on your person starts the
engine or changes engine switch
modes.
Starting the engine

1474-2. Driving procedures
4
Driving
be displayed on the multi-information dis-
play.
Press the engine switch shortly and firmly
while turning the steering wheel left and
right.
●To prevent the steering lock motor from
overheating, operation of the motor may
be suspended if the engine is turned on
and off repeatedly in a short period of
time. In this case, refrain from operating
the engine switch. After about 10 sec-
onds, the steering lock motor will resume
functioning.
■If there is a malfun ction in the smart
access system with push-button start
If “Access System with Elec. Key Malfunc-
tion” is displayed on the multi-information
display, the system may be malfunctioning.
Have the vehicle inspected by your Lexus
dealer immediately.
■Electronic key battery
 P.297
■Operation of the engine switch
●If the switch is not pressed shortly and
firmly, the engine switch mode may not
change or the engine may not start.
●If attempting to restart the engine imme-
diately after turning the engine switch off,
the engine may not start in some cases.
After turning the engine switch off, please
wait a few seconds before restarting the
engine.
■Customization
If the smart access sy stem with push-button
start has been deactivated in a customized
setting, refer to P.330.
1Stop the vehicle completely.
2
If the parking brake is in manual
mode, set the parking brake.
( P.157)
3
Shift the shift position to P.
( P.152)
Check that the shift position indicator
shows P. ( P.152)
4Press the engine switch.
WARNING
■When starting the engine
Always start the engine while sitting in
the driver’s seat. Do not depress the
accelerator pedal while starting the
engine under any circumstances.
Doing so may cause an accident result-
ing in death or serious injury.
■Caution while driving
If engine failure occurs while the vehicle
is moving, do not lock or open the doors
until the vehicle reaches a safe and com-
plete stop. Activation of the steering lock
in this circumstance may lead to an acci-
dent, resulting in death or serious injury.
NOTICE
■When starting the engine
●Do not race a cold engine.
●If the engine becomes difficult to start
or stalls frequently, have your vehicle
checked by your Lexus dealer imme-
diately.
■Symptoms indicating a malfunction
with the engine switch
If the engine switch seems to be operat-
ing somewhat differently than usual, such
as the switch sticking slightly, there may
be a malfunction. Contact your Lexus
dealer immediately.
Stopping the engine

1484-2. Driving procedures
The engine will stop, and the meter display
will be extinguished (the shift position indi-
cator will be extinguished a few seconds
after the meter display).
5Check that “ACCESSORY” or
“IGNITION ON” is not shown on
the meter.
■Automatic engine shut off feature
●The vehicle is equipped with a feature
that automatically shuts off the engine
when the shift position is in P with the
engine running for an extended period.
●The engine will automatically shut off
after approximately 1 hour if it has been
left running while the shift position is in P.
●The timer for the automatic engine shut
off feature will reset if the brake pedal is
depressed or if the shift position is in a
position other than P.
●After the vehicle is parked, if the door is
locked with the door lock switch
( P.98) from the inside or the mechani-
cal key ( P.330) from the outside, the
automatic engine shut off feature will be
disabled. The timer for the automatic
engine shut off feature will be re-enabled
if the driver’s door is opened.
■Automatic P position selection function
 P.153
WARNING
■Stopping the engine in an emergency
●If you want to stop the engine in an
emergency while driving the vehicle,
press and hold the engine switch for
more than 2 seconds, or press it briefly
3 times or more in succession.
( P.306)
However, do not touch the engine
switch while driving except in an emer-
gency. Turning the engine off while
driving will not cause loss of steering
or braking control, however, power
assist to the steering will be lost. This
will make it more difficult to steer
smoothly, so you should pull over and
stop the vehicle as soon as it is safe to
do so.
●If the engine switch is operated while
the vehicle is running, a warning mes-
sage will be shown on the multi-infor-
mation display and a buzzer sounds.
●When restarting the engine after an
emergency shutdown, press the
engine switch.
■When parking
Exhaust gases include harmful carbon
monoxide (CO), which is colorless and
odorless. Observe the following precau-
tions.
Failure to do so may cause exhaust gases
to enter the vehicle and may lead to an
accident caused by light-headedness, or
may lead to death or a serious health
hazard.
●If the vehicle is in a poorly ventilated
area or a closed area, such as a
garage, stop the engine.
●Do not leave the vehicle with the
engine running for a long time. If such
a situation cannot be avoided, park the
vehicle in an open space and ensure
that exhaust fumes do not enter the
vehicle interior.