check engine lexus LC500h 2021 Owner's Manual / LEXUS 2021 LC500,LC500H OWNER'S MANUAL (OM11559U)

4TABLE OF CONTENTS
6-2. MaintenanceMaintenance requirements ..... 295
General maintenance ................ 296
Emission inspection and mainte- nance (I/M) programs ............ 299
6-3. Do-it-yourself maintenance Do-it-yourself service precautions........................................................... 300
Hood.................................................. 302
Positioning a floor jack............... 302
Engine compartment.................. 304
12-volt battery.................................. 311
Tires .................................................... 313
Replacing the tire .......................... 321
Tire inflation pressure ................. 325
Wheels.............................................. 327
Air conditioning filter..................328
Electronic key battery ................ 330
Checking and replacing fuses . 331
Headlight aim................................. 335
Light bulbs ....................................... 336
7-1. Essential information Emergency flashers..................... 338
If your vehicle has to be stopped in an emergency ............................. 338
If the vehicle is trapped in rising water............................................... 339
7-2. Steps to take in an emergency If your vehicle needs to be towed............................................................ 341
If you think something is wrong ........................................................... 345Fuel pump shut off system
(LC500) ...................................... 346
If a warning light turns on or a warn- ing buzzer sounds..................... 347
If a warning messa ge is displayed
.......................................................... 356
If you have a flat tire .................... 362
If the engine will not start (LC500) .......................................................... 363
If the hybrid syst em will not start
(LC500h).................................... 364
If you lose your keys.................... 366
If the fuel filler door cannot be opened .......................................... 366
If the electronic key does not oper- ate properly ................................. 367
If the 12-volt battery is discharged .......................................................... 369
If your vehicle overheats (LC500) .......................................................... 376
If your vehicle overheats (LC500h) .......................................................... 379
If the vehicle becomes stuck ... 382
8-1. Specifications Maintenance data (fuel, oil level, etc.) ................................................. 386
Fuel information............................ 395
Tire information ............................ 397
8-2. Customization Customizable features .

.............405
8-3. Items to initialize Items to initialize ............................. 417
7When trouble arises8Vehicle specifications

6
Please note that this manual applies to
all models and explains all equipment,
including options. Therefore, you may
find some explanations for equipment
not installed on your vehicle.
All specifications provided in this man-
ual are current at the time of printing.
However, because of the Lexus policy
of continual product improvement, we
reserve the right to make changes at
any time without notice.
Depending on specifications, the vehi-
cle shown in the illustrations may differ
from your vehicle in terms of color and
equipment.
Approximately five hours after the
engine is turned off,
you may hear sound coming from
under the vehicle for several minutes.
This is the sound of a fuel evaporation
leakage check and, it does not indicate
a malfunction.
A wide variety of non-genuine spare
parts and accessories for Lexus vehi-
cles are currently available in the mar-
ket. You should know that Toyota does not warrant these products and is not
responsible for their performance,
repair, or replacement, or for any dam-
age they may cause to, or adverse
effect they may have on, your Lexus
vehicle.
This vehicle should not be modified
with non-genuine Lexus products.
Modification with non-genuine Lexus
products could affect its performance,
safety or durability, and may even vio-
late governmental regulations. In addi-
tion, damage or performance
problems resulting from the modifica-
tion may not be covered under war-
ranty.
The installation of a mobile two-way
radio system in your vehicle could
affect electronic systems such as:

Hybrid system
 Multiport fuel injection sys-
tem/sequential multiport fuel injec-
tion system
 Lexus Safety System +
 Anti-lock brake system
 Vehicle dynamics integrated man-
agement
 SRS airbag system
 Seat belt pretensioner system
Be sure to check with your Lexus
dealer for precautionary measures or
special instructions regarding installa-
tion of a mobile two-way radio system.
For your information
Main Owner’s Manual
Noise from under vehicle after
turning off the engine system>
Accessories, spare parts and
modification of your Lexus
Installation of a mobile two-way
radio system

13Pictorial index
Precautions against winter season ............................................................................. P.251
To prevent freezing (windshield wiper de-icer)
*................................................. P.265
Precautions against car wash ............................. ......................................................... P.287
Fuel filler door ........................................................................................................... P.19 1
Refueling method ............................................................................................................... .P.191
Fuel type/fuel tank capacity ...... .................................................................................. P.388
Tires.......................................................................................................................... ...P.313
Tire size/inflation pressure ........................................................................................... P.393
Winter tires..........................................................................................................................P.250
Checking/rotation/tire pressure warning system............................................... P.313
Coping with flat tires........................................................................................................ P .362
Hood ......................................................................................................................... P. 302
Opening ........................................................................................................................ .......P.302
Engine oil ..................................................................................................................... ........ P.388
Coping with overheating .................................................................................... P.376, 379
Warning messages .......................................................................................................... P.356
Active rear wing
*.................................................................................................. P.240
Headlights/side marker lights/cornering lights............................................. P.181
Parking lights/daytime running lights................................................................ P.181
Turn signal lights ...................................................................................................... P.175
Tail lights .................................................................................................................... .P.181
License plate lights .................................................................................................. P.181
Back up lights
Shifting the shift lever to R .............................. ........................................................ P.164, 171
*:If equipped
Light bulbs of the exterior lights for driving
(Replacing method: P.336, Watts: P.394)
E
F
G
H
I
J
K
L
M
N

221-1. For safe use
1-1.For safe use
Use only floor mats designed specifi-
cally for vehicles of the same model
and model year as your vehicle. Fix
them securely in place onto the carpet.
1Insert the retaining hooks (clips)
into the floor mat eyelets.
2 Turn the upper knob of each retain-
ing hook (clip) to secure the floor
mats in place.
Always align the marks .
The shape of the reta ining hooks (clips)
may differ from that shown in the illustra-
tion.
Before driving
Observe the following before start-
ing off in the vehicle to ensure
safety of driving.
Installing floor mats
A
WARNING
Observe the following precautions.
Failure to do so may cause the driver’s
floor mat to slip, poss ibly interfering with
the pedals while driv ing. An unexpect-
edly high speed may result or it may
become difficult to stop the vehicle. This
could lead to an accident, resulting in
death or serious injury.
■When installing the driver’s floor mat
●Do not use floor mats designed for
other models or different model year
vehicles, even if they are Lexus Genu-
ine floor mats.
●Only use floor mats designed for the
driver’s seat.
●Always install the floor mat securely
using the retaining hooks (clips) pro-
vided.
●Do not use two or more floor mats on
top of each other.
●Do not place the floor mat bottom-
side up or upside-down.
■Before driving
●Check that the floor mat is securely
fixed in the correct place with all the
provided retaining hooks (clips). Be
especially careful to perform this
check after cleaning the floor.
●With the engine
stopped and the shift position in P, fully
depress each pedal to the floor to
make sure it does not interfere with the
floor mat.

431-1. For safe use
1
For safety and security
Exhaust gas precautions
Harmful substance to the human
body is included in exhaust gases if
inhaled.
WARNING
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
enter the vehicle and may lead to an
accident caused by light-headedness, or
may lead to death or a serious health
hazard.
■Important points while driving
●Keep the trunk lid closed.
●If you smell exhaust gases in the vehi-
cle even when the trunk lid is closed,
open the windows and have the vehi-
cle inspected at your Lexus dealer as
soon as possible.
■When parking
●If the vehicle is in a poorly ventilated
area or a closed area, such as a
garage, stop the engine tem>.
●Do not leave the vehicle with the
engine running ing> 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.
●Do not leave the engine running
in an area
with snow build-up, or where it is
snowing. If snowbanks build up around
the vehicle while the engine is running
, exhaust
gases may collect and enter the vehi-
cle.
■Exhaust pipe
The exhaust system needs to be checked
periodically. If there is a hole or crack
caused by corrosion, damage to a joint
or abnormal exhaust noise, be sure to
have the vehicle inspected and repaired
by your Lexus dealer.

721-5. Theft deterrent system
■Items to check before locking the
vehicle
To prevent unexpected triggering of
the alarm and vehicle theft, make sure
of the following:
 Nobody is in the vehicle.
 The windows are closed before the
alarm is set.
 No valuables or other personal
items are left in the vehicle.
■Setting
Close the doors, trunk and hood, and
lock both side doors. The system will
be set automatically after 30 seconds.
The indicator light changes from being on
to flashing when the system is set.
■Canceling or stopping
Do one of the following to deactivate
or stop the alarms:
 Unlock the doors or open the trunk.
 Turn the engine switch switch> to ACCESSORY or IGNI-
TION ON mode , or
start the engine .
(The alarm will be deactivated or
stopped after a few seconds.)
■System maintenance
The vehicle has a maintenance-free type
alarm system.
■Triggering of the alarm
The alarm may be triggered in the following
situations:
(Stopping the alarm deactivates the alarm
system.)
●A person inside the vehicle opens a door,
the trunk or hood, or unlocks the vehicle
using a door lock switch.
●The 12-volt battery is recharged or
replaced when the vehicle is locked.
(  P.374)
Alarm
The alarm uses light and sound to
give an alert when an intrusion is
detected.
The alarm is triggered in the follow-
ing situations when the alarm is set:
 A locked door or trunk is
unlocked or opened in any way
other than using the entry func-
tion, wireless remote control or
mechanical key. (The doors will
lock again automatically.)
 The hood is opened.
Setting/canceling/stopping the
alarm system

782-1. Instrument cluster
indicate that a system check is being
performed. They will turn off after the
engine is started, or
after a few seconds. There may be a
malfunction in a system if a light does
not come on, or turn off. Have the vehi-
cle inspected by your Lexus dealer.
*2: This light illuminates on the multi-infor-mation display.
*3: The light flashes to indicate a malfunc-tion.
*4: This light illuminates on the center panel.
The indicators inform the driver of the
operating state of the vehicle’s various
systems.
■Operation indicators
WARNING
■If a safety system warning light does
not come on
Should a safety system light such as the
ABS and SRS warning light not come on
when you start the engine tem>, this could mean that these systems
are not available to he lp protect you in an
accident, which could result in death or
serious injury. Have the vehicle inspected
by your Lexus dealer immediately if this
occurs.
Indicators
Turn signal indicator
(  P.175)
(U.S.A.)
Headlight indicator ( P.181)
(Canada)
Tail light indicator ( P.181)
Headlight high beam indica-
tor ( P.183)
Automatic High Beam indica-
tor
*1 ( P.184)
Cruise control indicator
*2
(  P.214)
Dynamic radar cruise control
indicator
*2 (  P.214)
Cruise control “SET” indica-
tor
*2 (  P.214)
(white)
LKA indicator*2 ( P.207)
(green)
LKA indicator*2 ( P.207)
(orange)
LKA indicator*2, 3 ( P.207)
(if equipped)
Intuitive parking assist indica-
tor ( P.225)
Slip indicator
*1, 3 (  P.244)
VSC OFF indicator
*1
(  P.244)
PCS warning light
*1, 4
(  P.200)
BSM (Blind Spot Monitor)
outside rear view mirror indi-
cators
*5, 6 (  P.231)
BSM (Blind Spot Monitor)
indicator ( P.231)
RCTA (Rear Cross Traffic
Alert) indicator ( P.231)
Brake hold standby indica-
tor
*1 (  P.179)
Brake hold operated indica-
tor
*1 (  P.179)
Security indicator
*7 (  P.70,
72)

792-1. Instrument cluster
2
Vehicle status information and indicators
*1: These lights turn on when the engine switch is turned to
IGNITION ON mode to
indicate that a system check is being
performed. They will turn off after the
engine is started, or
after a few seconds. There may be a
malfunction in a syst em if a light does
not come on, or turn off. Have the vehi-
cle inspected by your Lexus dealer.
*2: This light illuminates on the multi-infor- mation display.
*3: The light flashes to indicate that the sys-tem is operating.
*4: The light comes on when the system is turned off.
*5: In order to confirm operation, the BSM outside rear view mirror indicators illu-
minate in the following situations:
When the engine switch
is turned to IGNITION ON mode mode> while the BSM main switch is
turned on.
When the BSM main switch is turned
on while the engine switch switch> is in IGNITION ON mode
.
If the system is func tioning correctly, the
BSM outside rear view mirror indica-
tors will turn off after a few seconds.
If the BSM outside rear view mirror indi-
cators do not illuminate or do not turn
off, there may be a malfunction in the
system.
Smart access system with
push-button start indicator
*2
(  P.152, 156)
(if equipped)
“READY” indicator ( P.156)
Low outside temperature
indicator
*2, 8 (  P.82)
(if equipped)
Eco Driving Indicator Light*1
(  P.80)
(if equipped)
EV indicator ( P.63)
(U.S.A.)
Parking brake indicator
( P.176)
(Canada)
Parking brake indicator
( P.176)
Snow mode indicator
(  P.166, 173)
(if equipped)
EV drive mode indicator
( P.160)
“Normal” indicator
*2
(  P.224)
“Eco” indicator
*2 (  P.224)
“Sport S” indicator
*2
(  P.224)
“Sport S+” indicator
*2
(  P.224)
“Comfort” indicator
*2
(  P.224)
“Custom” indicator*2
(  P.224)
(U.S.A.)
“AIR BAG ON/OFF”
indicator
*7 ( P.39)
(Canada)
“AIR BAG ON/OFF”
indicator
*7 ( P.39)

852-1. Instrument cluster
2
Vehicle status information and indicators
■Liquid crystal display
Small spots or light spots may appear on the
display. This phenomenon is characteristic
of liquid crystal displays, and there is no
problem continuing to use the display.
■Customization
The meter display can be customized on
the multi-information display. ( P.405)
The odometer and trip meter displays
can be switched. When the trip meter
is displayed, pressing and holding the
button will reset the trip meter. The brightness of the instrument panel
lights can be adjusted.
1
Darker
2 Brighter
■Instrument panel brightness adjustment
The instrument panel brightness levels
when the tail lights are on and off can be
adjusted individually. However, when the
surroundings are bright (daytime, etc.),
turning on the tail lights will not change the
instrument pa nel brightness.
The display can be switched between
the center and side positions.
NOTICE
■To prevent damage to the engine and
its components
●Do not let the indicator of the tachom-
eter enter the red zone, as it rep-
resents the engine speed range which
exceeds the maximum safe engine
speed.
●In the following situations, the engine
may be overheating. In this case,
immediately stop the vehicle in a safe
place, and check the engine after it has
cooled completely. ( P.376, 379)
• The engine coolant temperature gauge is in the red zone (H).
• LC500: The engine oil temperature gauge is in the red zone (H).
Changing between the odome-
ter and trip meter
Changing the Instrument panel
light brightness
Changing the display

952-1. Instrument cluster
2
Vehicle status information and indicators
Displays the following items in the
appropriate situation:
■Warning/message
Displays the following warning/mes-
sages:
• Master warning message
• Notification message (Dynamic radar cruise control with full-speed
range)
• Other messages
■/ icons
Displays the following multi-informa-
tion display linked icons:
: Master warning icon
Displayed when a warn ing message is dis-
played on the multi-information display.
(  P.356)
: Information icon
Displayed when a suggestion/advice pop-
up display is displayed on the multi-infor-
mation display. ( P.92)
■Hands-free system status
Displayed when the hands-free system
is operated.
WARNING
■Before 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.
■Caution for changing settings of the
head-up display
As the engine needs to be running

while changing the se ttings of the head-
up display, ensure that the vehicle is
parked in a place with adequate ventila-
tion. In a closed area such as a garage,
exhaust gases includ ing harmful carbon
monoxide (CO) may collect and enter
the vehicle. This may lead to death or a
serious health hazard.
NOTICE
■To prevent damage to components
●Do not place any drinks near the head-
up display projector. If the projector
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.
■When changing the settings of the
head-up display
To prevent battery discharge, ensure that
the engine is running while changing the
settings of the head-up display.
Information display area