2018 Lexus LC500h battery

1454-2. Driving procedures
LC500_LC500h_OM_OM11405U_(U)
4
Driving
●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 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.
■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 your Lexus dealer immediately.
■If the hybrid system is malfunctioning
 P.60
■Electronic key battery
 P.318
■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
switch off, please wait a few seconds
before restarting the hybrid system.
■Customization
If the smart access sy stem with push-button
start has been deactivated in a customized setting, refe
r to P.355.
1Stop the vehicle completely.
2 If the parking brake is in manual
mode, set the parking brake.
(P.162)
3 Shift the shift position to P.
(P.158)
Check that the shift position indicator
shows P. ( P.157)
4 Press the power switch.
WARNING
■When starting the hybrid system
Always start the hybrid system while sit-
ting in the driver’s seat. Do not depress
the accelerator pedal while starting the
hybrid system under any circumstances.
Doing so may cause an accident result-
ing in death or serious injury.
■Caution while driving
If hybrid system failure occurs while the
vehicle is moving, do not lock or open the
doors until the vehicle reaches a safe and
complete stop. Activation of the steering
lock in this circumstance may lead to an
accident, resulting in death or serious
injury.
NOTICE
■When starting the hybrid system
If the hybrid system becomes difficult to
start, have your vehicle checked by your
Lexus dealer immediately.
■Symptoms indicating a malfunction
with the power switch
If the power 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 hybrid system

1464-2. Driving procedures
LC500_LC500h_OM_OM11405U_(U)The hybrid system will
stop, and the meter
display will be extinguished (the shift posi-
tion indicator will be extinguished a few
seconds after the meter display).
5 Check that “ACCESSORY” or
“IGNITION ON” is not shown on
the meter.
■Automatic P position selection function
 P.158
Modes can be changed by pressing
the power switch with the brake pedal
released. (The mode changes each
time the switch is pressed.) 1
Off
The emergency flashers can be used.
2ACCESSORY mode
Some electrical components such as the
audio system can be used.
“ACCESSORY” will be displayed on the
meter.
3ON mode
All electrical components can be used.
“IGNITION ON” will be displayed on the
meter.
■Auto power off function
If the vehicle is left in ACCESSORY mode
for more than 20 minutes or ON mode (the
hybrid system is not operating) for more
than an hour with the shift position in P, the
power switch will automatically turn off.
However, this function cannot entirely pre-
vent the 12-volt battery discharge. Do not
leave the vehicle with the power switch in
ACCESSORY or ON mode for long peri-
ods of time when the hybrid system is not
operating.
WARNING
■Stopping the hybrid system in an
emergency
●If you want to stop the hybrid system in
an emergency while driving the vehi-
cle, press and hold the power switch
for more than 2 seconds, or press it
briefly 3 times or more in succession.
(  P.326)
However, do not touch the power
switch while driving except in an emer-
gency. Turning the hybrid system 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 power 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 hybrid system
after an emergency shutdown, press
the power switch.
Changing power switch modes

1474-2. Driving procedures
LC500_LC500h_OM_OM11405U_(U)
4
Driving
■When the shift control system malfunc-
tions
When attempting to turn the power switch
off while there is a malfunction in the shift
control system, the power switch mode may
change to ACCESSORY mode. In this
case, ACCESSORY mode may be turned
off by applying the parking brake and press-
ing the power switch again. If there is a mal-
function in the system, have the vehicle
inspected by your Lexus dealer immedi-
ately.
Turns EV drive mode on/off
When EV drive mode is turned on, the EV
drive mode indicator will come on. Press-
ing the switch when in EV drive mode will
return the vehicle to normal driving (using
the gasoline engine and electric motor
[traction motor]).
■Situations in which EV drive mode can-
not be turned on
It may not be possible to turn EV drive
mode on in the following situations. If it can-
not be turned on, a buzzer will sound and a
message will be shown on the multi-infor-
NOTICE
■To prevent 12-volt battery discharge
●Do not leave the power switch in
ACCESSORY or ON mode for long
periods of time without the hybrid sys-
tem on.
●If “ACCESSORY” or “IGNITION
ON” is displayed on the meter, the
power switch is not off. Exit the vehicle
after turning the power switch off.
EV drive mode (LC500h)
In EV drive mode, electric power is
supplied by the hybrid battery
(traction battery), and only the
electric motor (traction motor) is
used to drive the vehicle.
This mode allows you to drive in res-
idential areas early in the morning
and late at night, or in indoor park-
ing lots etc. without concern for
noises and gas emissions.
However, when the vehicle proxim-
ity notification system is active, the
vehicle may produce sound.
Operating instructions

1484-2. Driving procedures
LC500_LC500h_OM_OM11405U_(U)mation display.
●The temperature of the hybrid system is
high.
The vehicle has been left in the sun,
driven on a hill, driven
at high speeds, etc.
●The temperature of the hybrid system is
low.
The vehicle has been left in temperatures
lower than about 32°F (0°C) for a long
period of time etc.
●The gasoline engine is warming up.
●The hybrid battery (traction battery) is
low.
The remaining battery level indicated in
the “Energy monitor” display is low.
( P.90)
●Vehicle speed is high.
●The accelerator pedal is depressed firmly
or the vehicle is on a hill etc.
●The windshield defogger is in use.
●When the shift position is in M.
■Switching to EV drive mode when the
gasoline engine is cold
If the hybrid system is started while the gas-
oline engine is cold, the gasoline engine will
start automatically in order to warm up. In
this case, you will become unable to switch
to EV drive mode.
To prevent gasoline engine warm up in
order to reduce noises, start the hybrid sys-
tem without starting the gasoline engine,
pressing the power switch with fully
depressing the brake pedal and pressing
the EV drive mode switch.
■Automatic cancelation of EV drive
mode
When driving in EV drive mode, the gaso-
line engine may automatically restart in the
following situations. When EV drive mode is canceled, a buzzer will sound and the EV
drive mode indicator will flash and go off.
●The hybrid battery (traction battery)
becomes low.
The remaining battery level indicated in
the “Energy monitor” display is low.
(
 P.90)
●Vehicle speed is high.
●The accelerator pedal is depressed firmly
or the vehicle is on a hill etc.
When it is possible to inform the driver of
automatic cancelation in advance, a prior
notice screen will appear on the multi-infor-
mation display.
■Possible driving distan ce when driving in
EV drive mode
EV drive mode’s possible driving distance
ranges from a few hundred meters to
approximately 0.6 mile (1 km). However,
depending on vehicle conditions, there are
situations when EV drive mode cannot be
used.
(The distance that is possible depends on
the hybrid battery [traction battery] level
and driving conditions.)
■Fuel economy
The hybrid system is designed to achieve
the best possible fuel economy during nor-
mal driving (using the gasoline engine and
electric motor [tractio n motor]). Driving in
EV drive mode more than necessary may
lower fuel economy.
■If “EV Mode Unavailable” is shown on
the multi-information display
The EV drive mode is not available. The rea-
son the EV drive mode is not available (the
vehicle is idling, batter y charge is low, vehi-
cle speed is higher than the EV drive mode
operating speed range or accelerator pedal
is depressed too much) may be displayed.
Use the EV drive mode when it becomes
available.
■If “EV Mode Deactivated” is shown on
the multi-information display
The EV drive mode has been automatically
canceled. The reason the EV drive mode is
not available (the batt ery charge is low,
vehicle speed is higher than the EV drive
mode operating speed range or accelera-

1504-2. Driving procedures
LC500_LC500h_OM_OM11405U_(U)In addition, if an atte
mpt is made to change
the shift position by moving the shift lever or
by pressing the P position 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 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 your Lexus dealer.
■When driving with 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 dynamic radar cruise con-
trol 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.208)
■Restraining sudden start (Drive-Start
Control)
 P.131
■AI-SHIFT
The AI-SHIFT automatica lly 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 the M position cancels the func-
tion.)
■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 requ ired. In this case,
change the shift position following the mes-
sages on the multi-information display.
■After recharging/reconnecting the 12-
volt battery
 P.298
■Customization
Settings (e.g. Reverse warning buzzer) can
be changed. (Customizable features:

1524-2. Driving procedures
LC500_LC500h_OM_OM11405U_(U)Shift lever display:
The current shift position is illuminated.
When selecting the shift position, make
sure that the shift position has been
changed to the desired position by check-
ing the shift position indicator provided on
the instrument cluster.
P position switch
■When shifting the shift position to P
Fully stop the vehicle and set the park-
ing brake, and then press the P position
switch.
When the shift position is changed to P, the
switch illuminates.
Check that the shift position indicator
shows P.
■Shifting the shift position from P to
other positions
 While depressing the brake pedal
firmly, operate the shift lever. If the
shift lever is operated without
depressing the brake pedal, the
buzzer will sound and the shifting
operation will be disabled.
 When selecting the shift position,
make sure that the shift position has
been changed to the desired posi-
tion by checking the shift position
indicator provided on the instru-
ment cluster.
 The shift position cannot be
changed from P to M directly.
■Automatic P position selection function
In the following situations, the shift position
is automatically changed to P.
●When pressing the engine switch with the
vehicle stopped while th e engine switch is
in IGNITION ON mode and the shift
position is in a position other than P (after
the shift position has changed to P, the
engine switch will turn off)
*
●When the vehicle is stopped after the
engine has been stopped in an emer-
gency while driving
●When voltage of the 12-volt battery
drops while the shift po sition is in a posi-
tion other than P
*:When the engine swit ch is pressed while
WARNING
■For the shift lever
●Do not remove the shift lever knob or
use anything but a genuine Lexus shift
lever knob. Also, do not hang anything
on the shift lever.
Doing so could prevent the shift lever
from returning to position, causing
unexpected accidents to occur when
the vehicle is in motion.
●In order to prevent the shift position
from accidentally being changed, do
not touch the shift lever when not using
them.
P position switch
C

1534-2. Driving procedures
LC500_LC500h_OM_OM11405U_(U)
4
Driving
driving at extremely slow speeds, such as
immediately before stopping the vehicle,
the shift position may automatically
change to P. Make sure that the vehicle is
completely stopped be fore pressing the
engine switch.
■If the shift position cannot be shifted
from P
There is a possibility that the 12-volt battery
is discharged. Check the 12-volt battery in
this situation. ( P.357)
■Driving mode
 P.208
■Snow mode
Snow mode can be se lected to suit the
conditions when driving on slippery
road surfaces, such as on snow.
Turn backward.
The snow mode indicator illuminates.
Turn backward again to return to
normal mode.
■Snow mode automatic deactivation
Snow mode is automatically deactivated if
the engine switch is turned off after driving
in snow mode.
To drive using temporary shift range
selection, operate the “-” or “+” paddle
shift switch.
When the “-” paddle shift switch is
operated, the shift range switches to a
range that enables engine braking
force that is suitable to driving condi-
tions. When the “+” paddle shift switch
is operated, the shift range switches to
a range that is one range higher than
the current range.
Changing the shift range allows
restriction of the highest gear, prevent-
WARNING
■P position switch
●Do not press the P position switch
while the vehicle is moving.
If the P position switch is pressed when
driving at very low speeds (for exam-
ple, directly before stopping the vehi-
cle), the vehicle may stop suddenly
when the shift position switches to P,
which could lead to an accident.
●In order to prevent the shift position
from accidentally being changed, do
not touch the P position switch or shift
lever when not using them.
NOTICE
■Notes regarding shift lever and P
position switch operation
Avoid repeatedly operating the shift
lever and P position switch in quick suc-
cession.
The system protection function may acti-
vate and it will not be temporarily possi-
ble to shift the shift position other than P.
If this happens, plea se wait for a while
before attempting to change the shift
position again.
Selecting the driving mode
Selecting shift ranges in the D
position

1564-2. Driving procedures
LC500_LC500h_OM_OM11405U_(U)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 atte mpt is made to change
the shift position by moving the shift lever or
by pressing the P position 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 flui d 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 your Lexus dealer.
■When driving with dynamic radar cruise
control with full-speed range activated
●When dynamic radar cruise control with
full-speed range is operating, the system
does not respond to paddle shift switch
operations.
●Even when the drivin g mode is switched
to sport mode with the intent of enabling
engine braking, dynamic radar cruise
control with full-speed range is not can-
celed and engine braking is not activated.
■Restraining sudden start (Drive-Start
Control)
 P.131
■AI-SHIFT
The AI-SHIFT automatica lly 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 the M position cancels the func-
tion.)
■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 requ ired. In this case,
change the shift position following the mes-
sages on the multi-information display.
■After recharging/reconnecting the 12-
volt battery
 P.298