air condition lexus LC500 2018 User Guide

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2-1. Instrument cluster
The indicators will be displayed in
amber ( ) when the engine speed
reaches a set speed, and in red ( )
when the engine speed reaches the
red zone. This setting can be enabled
on the multi-information display.
( P.97)
■Rev peak
When the engine speed reaches or
exceeds the following, an afterimage of
the tachometer will be displayed at the
highest engine speed for approxi-
mately 1 second.
LC500: 3600 r/min
LC500h: 4000 r/min
■The meters and display illuminate when
The engine switch

is in
IGNITION ON mode .
■Variable red zone (LC500)
To help protect the engine, the engine
speed is controlled by starting the red zone of the tachometer at different engine speeds ranging from 3700 r/min to 7300
r/min depending on the engine coolant temperature.
Before driving under extremely high load conditions, make sure to sufficiently warm up the engine.
■Instrument panel brightness adjustment
The brightness of the instrument panel lights is automatically adjusted based on the light sensor detecting how bright the sur-
roundings are.
■Outside temperature display
●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 20 km/h [12 mph])
• 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 any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
■Pop-up display
●In some situations, such as when a switch operation is performed, a pop-up display
will be temporarily displayed on the multi-information display.
●Some pop-up displays can be set on/off. ( P.97)
A
B

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3-2. Opening, closing and locking the doors and trunk
■Battery-saving function
The battery-saving function will be acti-
vated in order to prevent the electronic key battery and the 12-volt battery from being discharged while the vehicle is not in opera-
tion for a long time.
●In the following situations, the smart entry
& start system may take some time to unlock the doors.• The electronic key has been left within
approximately 2 m (6 ft.) of the outside of the vehicle for 10 minutes or longer.• The smart entry & start system has not
been used for 5 days or longer.
●If the smart entry & start system has not
been used for 14 days or longer, the doors cannot be unlocked at the passen-ger door. In this case, push the depres-
sion on the front edge of the driver’s door handle, or use the wireless remote con-trol or mechanical key, to unlock the
doors.
■Turning an electronic key to battery- saving mode
When battery-saving mode is set, battery depletion is minimized by stopping the elec-
tronic key from receiving radio waves.
Press twice while pressing and
holding . Confirm that the elec-
tronic key indicator flashes 4 times.
While the battery-saving mode is set, the smart entry & start system cannot be used. To cancel the function, press any of the elec-
tronic key buttons.
■Conditions affecting operation
The smart entry & star t system uses weak radio waves. In the following situations, the
communication between the electronic key and the vehicle may be affected, preventing
the smart entry & start system, wireless remote control and engine immobilizer sys-tem from operating
properly. (Ways of coping: P.389)
●When the electronic key battery is
depleted
●Near a TV tower, electric power plant,
gas station, radio station, large display, airport or other facility that generates strong radio waves or electrical noise
●When carrying a portable radio, cellular phone, cordless phone or other wireless
communication device
●When the electronic key is in contact
with, or is covered by the following metal- lic objects• Cards to which aluminum foil is attached
• Cigarette boxes that have aluminum foil inside• Metallic wallets or bags
•Coins • Hand warmers made of metal• Media such as CDs and DVDs
●When other wireless keys (that emit radio waves) are being used nearby
●When carrying the electronic key
together with the following devices that emit radio waves• Another vehicle’s electronic key or a
wireless key that emits radio waves • Personal computers or personal digital assistants (PDAs)
• Digital audio players • Portable game systems
●If window tint with a metallic content or metallic objects are attached to the rear window
●When the electronic key is placed near a battery charger or electronic devices
■Note for the entry function
●Even when the electronic key is within the effective range (detection areas), the sys-
tem may not operate properly in the fol- lowing cases:• The electronic key is too close to the win-
dow or outside door handle, near the ground, or in a high place when the doors are locked or unlocked.

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4-1. Before driving
Driving
■Engine speed while driving
In the following conditions, the engine
speed may become high while driving. This is due to automatic up-shifting control or down-shifting implementation to meet driv-
ing conditions. It does not indicate sudden acceleration.
●The vehicle is judged to be driving uphill or downhill
●When the accelerator pedal is released
●When the brake pedal is firmly or quickly
depressed
■Restraining the engine output (Brake Override System)
●When the accelerator and brake pedals are depressed at the same time, the engine output may be
restrained.
●A warning message is displayed on the
multi-information display while the sys- tem is operating. ( P.378)
■Restraining sudden start (Drive-Start Control)
●When the following unusual operation is
performed, the engine output may be restrained.• When the shift position is shifted from R
to D, D or M to R, N to R, P to D*, or P to
R* with the accelerator pedal depressed,
a warning message appears on the multi- information display. If a warning message is shown on the multi-information display,
read the message and follow the instruc- tions.• When the accelerator pedal is depressed
too much while the vehicle is in reverse.*: Depending on the situation, the shift posi-
tion may not be changed.
●While Drive-Start Control is being acti- vated, your vehicle may have trouble escaping from the mud or fresh snow. In
such case, deactivate TRC ( P.263) to cancel Drive Start Control so that the vehicle may become able to escape from
the mud or fresh snow.
■Breaking in your new Lexus
To extend the life of the vehicle, observing
the following precautions is recommended:
●For the first 300 km (186 miles):
Avoid sudden stops.
●For the first 1000 km (621 miles):
• Do not drive at extremely high speeds. • Avoid sudden acceleration.• Do not drive continuously in low gears.
• Do not drive at a constant speed for extended periods.
■Drum-in-disc type parking brake system
Your vehicle has a drum-in-disc type park- ing brake system. This type of brake system needs bedding-down of the brake shoes
periodically or whenever the parking brake shoes and/or drum are replaced. Have any authorized Lexus retailer or Lexus autho-
rized repairer, or any reliable repairer, per- form the bedding down operation.
■Operating your vehicle in a foreign country
Comply with the relevant vehicle registra- tion laws and confirm the availability of the
correct fuel. ( P.412)
■Brake pads and discs
The brake pads and discs are designed for use under high load conditions. Therefore, brake noise may be generated depending
on the vehicle speed, braking force and vehicle environment (temperature, humid-ity, etc.).
WARNING
Observe the following precautions. Failure to do so may result in death or serious injury.

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4-1. Before driving
NOTICE
●When driving over bumps in the road, drive as slowly as possible to avoid damaging the wheels, underside of the
vehicle, etc.
■If you get a flat tire while driving
A flat or damaged tire may cause the fol-
lowing situations. Hold the steering wheel firmly and gradually depress the brake pedal to slow down the vehicle.
●It may be difficult to control your vehi-
cle.
●The vehicle will make abnormal sounds or vibrations.
●The vehicle will lean abnormally.
Information on what to do in case of a flat tire ( P.384)
■When encountering flooded roads
Do not drive on a road that has flooded after heavy rain etc. Doing so may cause the following serious damage to the vehi-
cle:
●Engine stalling
●Short in electrical components
●Engine damage caused by water immersion
In the event that you drive on a flooded road and the vehicle is flooded, be sure
to have any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer check the following:
●Brake function
●Changes in quantity and quality of oil
and fluid used for the engine, transmis- sion, differentials, etc.
●Lubricant condition for the propeller shaft, bearings and suspension joints
(where possible), and the function of all joints, bearings, etc.
If the shift control system is damaged by flooding, it may not be possible to shift
the shift position to P, or from P to other positions. In this case, contact any autho-rized Lexus retailer or Lexus authorized
repairer, or any reliable repairer immedi- ately.
■When parking the vehicle
Always set the parking brake, and shift the shift position to P. Failure to do so may cause the vehicle to move or the
vehicle may accelerate suddenly if the accelerator pedal is accidentally depressed.

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4-2. Driving procedures
■Electronic key battery depletion
 P.112
■Conditions affecting operation
 P.124
■Notes for the entry function
 P.124
■Steering lock function
●After turning the engine switch off and
opening and closing the doors, the steer- ing wheel will be locked due to the steer-ing lock function. Op erating the engine
switch again automatically cancels the steering lock.
●When the steering lock cannot be released, “Push engine switch while turn-ing the steering wheel in either direction”
will be displayed on the multi-information display. 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 malfunction in the smart
entry & start system
If “Entry & Start System Malfunction” is dis-
played on the multi-information display, the system may be malfunctioning. Have the vehicle inspected by any authorized Lexus
retailer or Lexus authorized repairer, or any reliable repairer immediately.
■Electronic key battery
 P.349
■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 entry & start system has been deactivated in a customized setting, refer to P.389.
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 any authorized Lexus retailer or Lexus authorized repairer,
or any reliable repairer immediately.

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4-2. Driving procedures
on the multi-information display, read the message and follow the instructions.
■When the ambient temperature is low, such as during winter driving conditions
●When starting the hybrid system, the flashing time of the “READY” indicator
may be long. Leave the vehicle as it is until the “READY” indicator is steady on, as steady means the vehicle is able to move.
●When the hybrid battery (traction bat-tery) is extremely cold (below approxi-
mately -30°C [-22°F]) under the influence of the outside temperature, it may not be possible to start the hybrid
system. In this case, try to start the hybrid system again after the temperature of the hybrid battery increases due to the out-
side temperature increase etc.
■Sounds and vibrations specific to a hybrid vehicle
 P.64
■If the 12-volt battery is discharged
The hybrid system cannot be started using
the smart entry & start system. Refer to P.393 to restart the hybrid system.
■Electronic key battery depletion
 P.112
■Conditions affecting operation
 P.124
■Note for the entry function
 P.124
■Steering lock function
●After turning the power switch off and opening and closing the doors, the steer-
ing wheel will be locked due to the steer- ing lock function. Operating the power switch again automatically cancels the
steering lock.
●When the steering lock cannot be
released, “Push power switch while turn- ing the steering wheel in either direction” will be displayed on the multi-information
display. Press the power switch shortly and firmly while turning the steering wheel left and
right.
●To prevent the steering lock motor from
overheating, the motor may be sus- pended if the hybrid system is turned on and off repeatedly in a short period of
time. In this case, refrain from operating the power switch. After about 10 sec-onds, the steering lock motor will resume
functioning.
■If there is a malfunction in the smart entry & start system
If “Entry & Start System Malfunction” is dis- played on the multi-information display, the system may be malfunctioning. Have the
vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer immediately.
■If the “READY” indicator does not come
on
In the event that the “READY” indicator does not come on even after performing the proper procedures for starting the vehi-
cle, contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer immediately.
■If the hybrid system is malfunctioning
 P.68
■Electronic key battery
 P.349
■Operation of the power switch
●If the switch is not pressed shortly and
firmly, the power switch mode may not change or the hybrid system may not start.
●If attempting to restart the hybrid system immediately after turning the power
switch off, the hybrid system may not start in some cases. After turning the power

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4-2. Driving procedures
R.
■To protect the automatic transmission
If the automatic transmission fluid tempera-
ture is high, “Transmission Fluid Temp High See Owner’s Manual” will be displayed on the multi-information display and the vehi-
cle will go into transmission protection mode automatically. Have the vehicle inspected by any authorized Lexus retailer
or Lexus authorized repairer, or any reliable repairer.
■When driving with cruise control or dynamic radar cruise control with full-
speed range activated
Even when performing the following
actions with the intent of enabling engine braking, engine braking will not be acti-vated because cruise control or dynamic
radar cruise control with full-speed range will not be canceled.
●While driving in the D position, down-shifting to 9, 8, 7, 6, 5 or 4.
●When switching the driving mode to sport mode while driving in D position. ( P.242)
■Restraining sudden start (Drive-Start Control)
 P.155
■AI-SHIFT
The AI-SHIFT automatically selects the suit-
able gear according to driver performance and driving conditions.The AI-SHIFT automatically operates when
the shift position is in D. (Shifting the shift position to M cancels the function.)
■If a message about a shift operation is shown
To prevent the shift position from being selected incorrectly or the vehicle from
moving unexpectedly, the shift position may be changed automatically or operating the shift lever may be required. In this case,
change the shift positi on following the mes- sages on the multi-information display.
■After recharging/reconnecting the 12-volt battery
 P.325
■Customization
Settings (e.g. Reverse warning buzzer) can
be changed. (Customizable features: P.423)
WARNING
■When driving on slippery road sur- faces
Do not accelerate or shift the shift posi- tion suddenly.
Sudden changes in engine braking may cause the vehicle to spin or skid, resulting in an accident.
NOTICE
■Situations where shift control system
malfunctions are possible
If any of the following situations occur,
shift control system malfunctions are possible. Immediately stop the vehicle in a safe place on level ground, apply the
parking brake, and then contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable
repairer immediately.
●When the warning message indicating the shift control system appears on the multi-information display.
●The display indicates that no shift posi-
tion is selected for more than a few seconds.

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4-2. Driving procedures
P to another position even if the shift lever is operated. Wait until the “READY” indi-cator changes from a flashing to a solid
light, and then operate the shift lever again.
●The shift position can only be changed to M directly from D.
In addition, if an attempt is made to change the shift position by moving the shift lever or by pressing the P positi on switch in any of
the following situations, the buzzer will sound and the shifting operation will be dis- abled or the shift position will automatically
change to N. When this happens, select an appropriate shift position.
●Situations where the shifting operation will be disabled:• When an attempt is made to change the
shift position from P to another position by moving the shift lever without depress-ing the brake pedal.
• When an attempt is made to change the shift position from P or N to M by moving the shift lever.
• When the P position switch is pressed
while the vehicle is running.*1
●Situations where the shift position will automatically change to N:
• When an attempt is made to select the R position by moving the shift lever when
the vehicle is moving forward.*2
• When an attempt is made to select the D position by moving the shift lever when
the vehicle is moving in reverse.*3
• When the shift position is changed from
R to M
●If N is selected while driving at a certain
speed, even if the shift lever is not held in the N position, the shift position changes to N. In this situation, the buzzer sounds
and a confirmation message is displayed on the multi-information display to inform the driver that the shift position has
changed to N.*1: Shift position may be changed to P when
driving at extremely low speeds.
*2: Shift position may be changed to R when
driving at low speeds.
*3: Shift position may be changed to D
when driving at low speeds.
■Reverse warning buzzer
When shifting into R, a buzzer will sound to inform the driver that the shift position is in
R.
■To protect the hybrid transmission
If the transmission fluid temperature is high,
“Transmission Fluid Temp High See Owner’s Manual” will be displayed on the multi-information display and the vehicle
will go into transmission protection mode automatically. Have the vehicle inspected by any authorized Lexus retailer or Lexus
authorized repairer, or any reliable repairer.
■When driving with cruise control or dynamic radar cruise control with full-speed range activated
●When cruise control or dynamic radar cruise control with full-speed range is
operating, the system does not respond to paddle shift switch operations.
●Even when the driving mode is switched to sport mode with the intent of enabling engine braking, cruise control or
dynamic radar cruise control with full- speed range is not canceled and engine
braking is not activated.
■Restraining sudden start (Drive-Start Control)
 P.155
■AI-SHIFT
The AI-SHIFT automatically selects the suit-
able gear according to driver performance and driving conditions . The AI-SHIFT auto- matically operates when the shift position is
in D. (Shifting the shift position to M cancels the function.)
■If a message about a shift operation is shown
To prevent the shift position from being selected incorrectly or the vehicle from
moving unexpectedly, the shift position may be changed automatically or operating the shift lever may be required. In this case,
change the shift position following the mes-

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4-2. Driving procedures
■Turning the automatic mode off
While the vehicle is stopped, pull and
hold the parking brake switch until a
message is shown on the multi-infor-
mation display
■Parking brake operation
●When the engine switch
is not in IGNITION ON mode , the parking brake cannot be released using the parking brake switch.
●When the engine switch is not in IGNITION ON mode mode>, automatic mode (automatic brake setting and releasing) is not avail-
able.
■Parking brake automatic release func- tion
●When the shift position is shifted from P, the parking brake will be released in automatic mode.
●When all of the following conditions are met in manual mode, the parking brake
can be released by depressing the accel- erator pedal.• The driver’s door is closed
• The driver is wearing the seat belt • The shift position is in D, M or R
■If “EPB frequently operated Wait a min-ute” is displayed on the multi-informa-
tion display
If the parking brake is operated repeatedly
over a short period of time, the system may restrict operation to prevent overheating. If this happens, refrain from operating the
parking brake. Normal operation will return
after about 1 minute.
■If “EPB Activation Stopped Incom- pletely” or “EPB unavailable” is dis-played on the multi-information display
Operate the parking brake switch. If the message does not disappear after operat-
ing the switch several times, the system may be malfunctioning. Have the vehicle inspected by any authorized Lexus retailer
or Lexus authorized repairer, or any reliable repairer.
■Parking brake operation sound
When the parking brake operates, a motor sound (whirring sound) may be heard. This does not indicate a malfunction.
■Parking brake indicator light
●Depending on the engine switch mode, the parking brake indica-
tor light will turn on and stay on as described below:IGNITION ON mode :
Comes on until the parking brake is released.Not in IGNITION ON mode mode>: Stays on for approximately 15 seconds.
●When the engine switch is turned off with the parking brake set,
the parking brake indi cator light will stay on for about 15 seconds. This does not indicate a malfunction.
■When the parking brake switch mal-
functions
Automatic mode (automatic brake setting
and releasing) will be turned on automati- cally.
■Parking the vehicle
 P.154
■Parking brake engaged warning buzzer
A buzzer will sound if the vehicle is driven
with the parking brake engaged. “EPB applied” is displayed on the multi-informa-tion display (with the vehicle reached a
speed of 5 km/h [3 mph]).

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4-2. Driving procedures
Driving
■If the brake system warning light comes on
 P.368
■Usage in winter time
 P.269
Press the brake hold switch to turn the
system on
The brake hold standby indicator
comes on. While the system is holding the
brake, the brake hold operated indicator
comes on.
■Brake hold system operating conditions
The brake hold system cannot be turned on
WARNING
■When parking the vehicle
Do not leave a child in the vehicle alone. The parking brake may be released unin-tentionally and there is the danger of the
vehicle moving that may lead to an acci- dent resulting in death or serious injury.
NOTICE
■When parking the vehicle
Before you leave the vehicle, shift the shift position to P, set the parking brake and make sure that the vehicle does not
move.
■When the system malfunctions
Stop the vehicle in a safe place and
check the warning messages.
■When the parking brake cannot be released due to a malfunction
Driving the vehicle with the parking brake set will lead to brake components overheating, which may affect braking
performance and increase brake wear. Have the vehicle inspected by any autho-rized Lexus retailer or Lexus authorized
repairer, or any reliable repairer immedi- ately if this occurs.
Brake Hold
The brake hold system keeps the
brakes applied when the vehicle is
stopped by depressing the brake
pedal. This system can be used
when in a traffic jam or waiting for a
traffic light to change.
This system keeps the brake
applied when the shift position is in
D, M or N with the system on and
the brake pedal has been
depressed to stop the vehicle. The
system releases the brake when the
accelerator pedal is depressed with
the shift position in D or M to allow
smooth start off.
Enabling the system
A
B