lexus LC500 2018 Owner's Manual

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7-2. Steps to take in an emergency
When trouble arises
Power was turned off due to the automatic power off function. Next time when starting the hybrid system, operate the hybrid system for approximately 5 minutes to recharge the 12-volt battery.
■If a message that indicates the need for the shift lever operation is shown
To prevent the shift lever from being operated incorrectly or the vehicle from moving unex- pectedly, a message that requires shifting the shift lever may be shown on the multi-informa-
tion display. In that case, follow the instru ction of the message and shift the shift lever.
■If “Front Camera Unavailable” or “Front Camera Vision Blocked Clean and Demist Windshield” is shown
The following systems may be suspended un til the problem shown in the message is resolved.
●PCS
●LKA
●Dynamic radar cruise cont rol with full-speed range
●Automatic High Beam
■If “Engine Stopped Steering Power Low” (LC500) or “Hybrid System Stopped Steer- ing Power Low” (LC500h) is shown
The steering wheel may become extremely heavy. If the steering wheel becomes heavier than usual when operating, hold firmly and operate using more force than usual.
■If “Warming Up Maximum Vehicle Speed: 110km/h” is shown (LC500h)
The transmission is being warmed up and the ve hicle is unable to be driven over 110 km/h (65 mph). Wait until the transmission warms up.
■If “Stop the vehicle in a safe place Shift to P position” is shown (LC500h)
There may be a malfunction in the hybrid system or the shift position may be shifted to N for a long time. Immediately stop the vehicle and contact any authorized Lexus retailer or Lexus
authorized repairer, or any reliable repairer.
■If “Oil Maintenance Required Soon” is shown (LC500h)
The engine oil is scheduled to be changed. Check the engine oil, and change if necessary.
After changing the engine oil, the message should be reset. ( P.321)
■If “Engine Oil Level Low Add or Replace” is shown
The engine oil level is low. Check the level of engine oil, and add if necessary. This message
may appear if the vehicle is stopped on a slope. Move the vehicle to a level surface and check to see if the message disappears.
■If a message that indicates the need for referring to Owner’s Manual is shown
●If any of the following messages is shown on the multi-information display, follow the instructions.• “Engine Coolant Temp High” ( P.403, 403)
•“Battery low” ( P.392) • “Transmission Fluid Temp High” ( P.174, 180)
●If any of the following messages is shown on the multi-information display, it may indicate a malfunction. Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer immediately.
• “Entry & Start System Malfunction”

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7-2. Steps to take in an emergency
• “Shift system malfunction” • “P switch malfunction”• “Shift system unavailable”
●If any of the following messages is shown on the multi-information display, it may indicate a malfunction in a system or part. Immediately have the vehicle inspected by any autho-
rized Lexus retailer or Lexus authorized repairer, or any reliable repairer. • “Hybrid System Malfunction” (LC500h)•“Check Engine”
• “Hybrid Battery System Malfunction” (LC500h) • “Accelerator System Malfunction”
●If any of the following messages is shown on the multi-information display, it may indicate a malfunction. Immediately stop the vehicle and contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
•“Braking Power Low” • “Charging System Malfunction”• “Oil Pressure Low”
●LC500h: If “Aux Battery Low” is shown, observe the following.
• If the message disappears in a few minutes*
Keep the hybrid system operating for more than approximately 15 minutes to charge the 12-volt battery.
• If the message does not disappear Refer to “If the 12-volt battery is discharged” ( P.392) to start the hybrid system*: It is displayed for approximately 6 seconds.
●If “Battery low” is shown, the 12-volt battery charge is insufficient. Recharge or replace the 12-volt battery.
●LC500h: If “Maintenance Required for Traction battery Cooling Parts” is shown, the fil- ters may be clogged, the air intake vents may be blocked, or there may be a gap in the
duct. Therefore, perform the following correction procedure. • If the air intake vents and filters of the hybrid battery (traction battery) are dirty, perform the procedure on P.309 to clean them.
• If the warning message is shown when the air in take vents and filters of the hybrid battery (traction battery) are not dirty, have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
■If a message that indicates the need for visi ting your any authorized Lexus retailer or
Lexus authorized repairer, or any reliable repairer is shown
The system or part shown on th e multi-information display is malfunctioning. Have the vehi-
cle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer immediately.
■Warning buzzer
In some cases, the buzzer may not be heard due to being in a noisy location or audio sound.
NOTICE
■While the engine oil level warning message is displayed
Continued engine operation with low engine oil will damage the engine.

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7-2. Steps to take in an emergency
When trouble arises
NOTICE
■If “High Power Consumption Partial Limit On AC/Heater Operation” is shown fre- quently
Air conditioning, heater and other operations are temporarily limited due to high power consumption. Turn off unnecessary electronic equipment to reduce power consumption, and wait until the power supply returns to norm al. If this message is frequently displayed,
have the vehicle inspected at any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
■If “Aux Battery Low See Owner’s Manual” is shown frequently (LC500h)
The 12-volt battery may deteriorate. As it may cause the 12-volt battery discharge, have the 12-volt battery inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.

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7-2. Steps to take in an emergency
Take your vehicle to the nearest autho-
rized Lexus retailer or Lexus autho-
rized repairer, or any reliable repairer,
or authorized tire dealer as soon as
possible if any tire goes flat.
The vehicle can be driven for a maximum
of 160 km (100 miles) at a speed below 80
km/h (50 mph) after the tire pressure
warning light comes on. ( P.374)
A run-flat tire has a mark on the
side wall.
■In some condition (such as at high tem-
peratures)
You cannot continue driving for up to 160 km (100 miles).
■For the detailed information on run-flat tires
See the tire warranty booklet.
If you have a flat tire
Your vehicle is not equipped with a
spare tire, but instead you can con-
tinue driving the vehicle with run-
flat tires even if any tire goes flat.
In this case, slow down and drive
with extra caution.
Run-flat tires
NOTICE
■When replacing the tires
When removing or fitting the wheels, tires or the tire pressure warning valve and transmitter, contact any authorized
Lexus retailer or Lexus authorized repairer, or any reliable repairer as the tire pressure warning valve and transmit-
ter may be damaged if not handled cor- rectly.
■When driving over bumps
If a vehicle has a flat tire, the vehicle height will be lower than usual. Ensure
that nothing strikes the bottom of the vehicle.
■To avoid damaging the tire pressure warning valves and transmitters
When a tire is repaired with liquid seal-
ants, the tire pressure warning valve and transmitter may not operate properly. If a liquid sealant is used, contact any autho-
rized Lexus retailer or Lexus authorized repairer, or any reliable repairer or other qualified service shop as soon as possi-
ble. Make sure to replace the tire pres- sure warning valve and transmitter when replacing the tire. ( P.335)

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7-2. Steps to take in an emergency
When trouble arises
One of the following may be the cause
of the problem:
 The electronic key may not be func-
tioning properly. ( P.390)
 There may not be sufficient fuel in
the vehicle’s tank.
Refuel the vehicle. ( P.201)
 The engine may be flooded.
Try to restart the engine again fol-
lowing correct starting procedures.
( P.163)
 There may be a malfunction in the
engine immobilizer system.
( P.70)
 There may be a malfunction in the
shift control system.* ( P.166)
 There may be a malfunction in the
steering lock system.
*: It may not be possible to shift the shift
position from P.
One of the following may be the cause
of the problem:
 The 12-volt battery may be dis-
charged. ( P.392)
 The 12-volt battery terminal con-
nections may be loose or corroded.
( P.326)
The engine starting system may be
malfunctioning due to an electrical
problem such as electronic key battery
depletion or a blown fuse. However, an
interim measure is available to start the
engine.
One of the following may be the cause
of the problem:
 One or both of the 12-volt battery
terminals may be disconnected.
( P.326)
 The 12-volt battery may be dis-
charged. ( P.392)
 There may be a malfunction in the
If the engine will not start
(LC500)
If the engine will not start even
though correct starting procedures
are being followed ( P.163), con-
sider each of the following points:
The engine will not start even
though the starter motor oper-
ates normally.
The starter motor turns over
slowly, the interior lights and
headlights are di m, or the horn
does not sound or sounds at a low
volume.
The starter motor does not turn
over
The starter motor does not turn
over, the interior lights and head-
lights do not turn on, or the horn
does not sound.

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7-2. Steps to take in an emergency
steering lock system.
Contact any authorized Lexus retailer or
Lexus authorized repairer, or any reliable
repairer if the problem cannot be repaired,
or if repair procedures are unknown.
When the engine does not start, the
following steps can be used as an
interim measure to start the engine if
the engine switch is functioning nor-
mally. Do not use this starting proce-
dure except in cases of emergency.
1 Press the parking brake switch to
check that the parking brake is set.
( P.187)
Parking brake indicator will come on.
2Turn the engine switch to ACCES-
SORY mode.
3 Press and hold the engine switch
for about 15 seconds while
depressing the brake pedal firmly.
Even if the engine can be started using
the above steps, the system may be
malfunctioning. Have the vehicle
inspected by any authorized Lexus
retailer or Lexus authorized repairer,
or any reliable repairer.
One of the following may be the cause
of the problem:
 The electronic key may not be func-
tioning properly. ( P.390)
 There may not be sufficient fuel in
the vehicle’s tank.
Refuel the vehicle. ( P.201)
 There may be a malfunction in the
immobilizer system. ( P.70)
 There may be a malfunction in the
shift control system.* ( P.170)
 There may be a malfunction in the
steering lock system.
 The hybrid system may be malfunc-
tioning due to an electrical problem
such as electronic key battery
depletion or a blown fuse. However,
depending on the type of malfunc-
tion, an interim measure is available
to start the hybrid system.
*: It may not be possible to shift the shift
position from P.
Starting the engine in an emer-
gency
If the hybrid system will not
start (LC500h)
Reasons for the hybrid system not
starting vary depending on the situ-
ation. Check the following and per-
form the appropriate procedure:
The hybrid system will not start
even though the correct starting
procedure is being followed.
( P.167)

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7-2. Steps to take in an emergency
When trouble arises
One of the following may be the cause
of the problem:
 The 12-volt battery may be dis-
charged. ( P.392)
 The 12-volt battery terminal con-
nections may be loose or corroded.
( P.326)
One of the following may be the cause
of the problem:
 The 12-volt battery may be dis-
charged. ( P.392)
 One or both of the 12-volt battery
terminals may be disconnected.
( P.326)
Contact any authorized Lexus retailer or
Lexus authorized repairer, or any reliable
repairer if the problem cannot be repaired,
or if repair procedures are unknown.
When the hybrid system does not start,
the following steps can be used as an
interim measure to start the hybrid sys-
tem if the power switch is functioning
normally. Do not use this starting pro-
cedure except in cases of emergency.
1 Press the parking brake switch to
check that the parking brake is set.
( P.187)
Parking brake indicator will come on.
2Turn the power switch to ACCES-
SORY mode.
3 Press and hold the power switch for
about 15 seconds while depressing
the brake pedal firmly.
Even if the hybrid system can be
started using the above steps, the sys-
tem may be malfunctioning. Have the
vehicle inspected by any authorized
Lexus retailer or Lexus authorized
repairer, or any reliable repairer.
The interior lights and head-
lights are dim, or the horn does
not sound or sounds at a low vol-
ume.
The interior lights and head-
lights do not turn on, or the horn
does not sound.
Starting the hybrid system in an
emergency

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7-2. Steps to take in an emergency
1Remove the cover in the center of
the rear seat. ( P.392)
2 Pull the tab.
If you lose your keys
New genuine mechanical keys can
be made by any authorized Lexus
retailer or Lexus authorized
repairer, or any reliable repairer
using another mechanical key and
the key number stamped on your
key number plate. Keep the plate in
a safe place such as your wallet, not
in the vehicle.
NOTICE
■When an electronic key is lost
If the electronic key remains lost, the risk of vehicle theft increases significantly. Visit any authorized Lexus retailer or
Lexus authorized repairer, or any reliable repairer immediately with all remaining electronic keys that were provided with
your vehicle.
If the fuel filler door cannot
be opened
If the fuel filler door opener switch
cannot be operated, the following
procedure can be us ed to open the
fuel filler door.
Opening the fuel filler door
WARNING
■After opening the fuel filler door
Make sure to put back the cover to the
center of the rear seat. Failure to do so may cause an accident.
NOTICE
■After opening the fuel filler door
●Secure the tab in its original position.

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7-2. Steps to take in an emergency
When trouble arises
■When the electronic key does not work properly
●Make sure that the smart entry & start system has not been deactivated using the Remote Touch or at any authorized
Lexus retailer or Lexus authorized repairer, or any reliable repairer. If it is off, turn the function on.
●Check if battery-saving mode is set. If it is set, cancel the function. ( P.124)
Use the mechanical key (P.113) in
NOTICE
●Install the tab so that it does not cover
the clip installation position . Fail-
ure to do so may cause damage to the clip and make it impossible to install
the cover.
A
If the electronic key does not
operate properly
If communication between the
electronic key and vehicle is inter-
rupted ( P.124) or the electronic
key cannot be used because the
battery is depleted, the smart entry
& start system and wireless remote
control cannot be used. In such
cases, the doors and trunk can be
opened and the engine tem> can be started by following
the procedure below.
NOTICE
■In case of a smart entry & start system malfunction or other key-related
problems
Take your vehicle with all the electronic keys provided with your vehicle, to any authorized Lexus retailer or Lexus
authorized repairer, or any reliable repairer as soon as possible.
Locking and unlocking the
doors, opening the trunk and
using the key li nked functions

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7-2. Steps to take in an emergency
order to perform the following opera-
tions:
■Locking and unlocking the door
1 Push in the depression on the front
edge of the driver’s door handle.
2 Insert the mechanical key while
pulling on the driver’s door handle.
3 Turn the key in order to perform the
following operations.
Locks both side doors
Closes the windows (turn and
hold)*
Unlocks both side doors
Opens the windows (turn and
hold)*
*: These settings must be customized at
any authorized Lexus retailer or Lexus
authorized repairer, or any reliable
repairer.
■Opening the trunk
Unlock the doors, and press the trunk
opener switch.
1 Depress the brake pedal.
2 Touch the Lexus emblem side of the
electronic key to the engine switch
.
When the electronic key is detected, a buzzer sounds and the engine switch
will turn to IGNITION ON mode .
When the smart entry & start system is deactivated in customization setting, the engine switch will turn to
A
B
C
D
WARNING
■When using the mechanical key and operating the power windows
Operate the power window after check- ing to make sure that there is no possibil-
ity of any passenger having any of their body parts caught in the window.Also, do not allow children to operate the
mechanical key. It is possible for children and other passengers to get caught in the power window.
Starting the engine tem>