2021 Lexus LC500C trunk

3327-2. Steps to take in an emergency
setting, the engine switch will turn to ACC.
3Firmly depress the brake pedal and
check that is shown on the
multi-information display.
4 Press the engine switch.
In the event that the engine still cannot
be started, contact your Lexus dealer.
■Stopping the engine
Set the parking brake, shift the shift position
to P and press the engine switch as you nor-
mally do when stopping the engine.
■Electronic key battery
As the above procedure is a temporary
measure, it is recomme nded that the elec-
tronic key battery be replaced immediately
when the battery is depleted. ( P.297)
■Alarm (For Canada)
Using the mechanical key to lock the doors
will not set the alarm system.
If a door is unlocked using the mechanical
key when the alarm system is set, the alarm
may be triggered.
■Changing engine switch modes
Release the brake pedal and press the
engine switch in step 3 above.
The engine does not start and modes will be
changed each time the switch is pressed.
(  P.149)
Use the mechanical key ( P.94) in
order to perform th e following opera-
tions:
■Locking and unlocking the doors
 P.330
■Opening the trunk
1 Slide the rear passengers’ seat
belts towards the outside.
If the seat belt is secured using the rear
seat belt holder, remove it. ( P.27)
2 Insert your fingers at the positions
marked and pull towards you to
If the battery is discharged
The following procedures may be
used to start the engine or opening
the doors, trunk or glove box if the
battery is discharged.
You can also call your Lexus dealer
or a qualified repair shop.
Locking and unlocking the doors
and opening the trunk
A

3337-2. Steps to take in an emergency
7
When trouble arises
remove the cover in the center of
the rear seat.
3
Insert the mechanical key into the
cylinder and turn it clockwise to
open. The glove box can be opened by per-
forming the following operations after
unlocking the doors.
If the glove box is locked, unlock it with the
mechanical key. (
P.246)
1Remove the cover using a flathead
screwdriver.
To prevent damage to the cover, cover the
tip of the screwdriver with a rag.
2Push the flathead screwdriver into
the part shown in the illustration to
open the glove box.
■After opening the glove box
The glove box can be opened normally by
closing the glove box after restarting the
engine.
If you have a set of jumper (or booster)
cables and a second vehicle with a bat-
WARNING
■After unlocking the trunk
Make sure to put back the cover to the
center of the rear seat. Failure to do so
may cause an accident.
NOTICE
■When installing the cover in the cen-
ter of the rear seat
Make sure that the seat belts are not
caught in the cover. Failure to do so may
cause damage to the cover installation
clip and make it impossible to install the
cover.
Opening the glove box
Restarting the engine

3397-2. Steps to take in an emergency
7
When trouble arises
When touching a place where a
hand can not easily reach, wear
gloves to protect your hands.
 Turn the engine switch off.
 The tool for manually closing the
soft top roof is stored in the glove
box. ( P.246)
Tool bag
Tool
Groove
1 Press the All window control switch
to fully open the side windows and
rear quarter windows. ( P.122) If
the switch does not operate, con-
tact your Lexus dealer. 2
Remove the cover behind the rear
left seat.
1 Remove the claw on the left side
using the flathead screwdriver.
The flathead screwdriver is installed in the
trunk.
2Remove the claw on the right side.
Tool
Closing the soft top roof
A
B
C

3427-2. Steps to take in an emergency
10Insert the tool into the hole .
11 Rotate the tool until it no longer
moves.
The front side of the soft top roof will be
locked.
Push the inner side of the soft top roof
to check that the soft top roof is firmly
locked and not raised.
If the soft top roof is not firmly locked, it
may be opened by wind pressure while
driving.
12While lifting the portion of the
under the rear window, hold the
portion of the luggage cover and move it to the front side of the
vehicle and close it.
When closing the luggage cover, be care-
ful that your hand or fi
ngers is not caught in
the luggage cover and vehicle.
13 Lower the rear window and push
the rear center of the luggage
cover.
Check that there is no difference in height
between the luggage cover and trunk and
A
A
A
B

3718-2. Customization
8
Vehicle specifications
*1: If equipped
*2: BSM function only
■Door lock (P.96, 100, 330)
■Smart access system with push-butto n start and wireless remote control
(  P.94, 103)
RCTA buzzer volumeLevel 2Level 1OLevel 3
FunctionDefault settingCustomized setting
Unlocking using a mechanical key
Driver’s door
unlocked in one step, both side
doors unlocked in two steps
Both side doors
unlocked in one step
O
Automatic door lock
Shifting the shift position to
position other than POff
OOVehicle speed is
approximately 12
mph (20 km/h) or higher
Automatic door unlockShifting the shift position to POff
OODriver’s door is opened
Locking/unlocking of the trunk
when both side doors are
locked/unlocked
OnOffO
Time elapsed before the door lock
indicator lights turn off30 seconds
1 minute
O10 minutes
20 minutes
FunctionDefault settingCustomized setting
Operating signal (Buzzers)5OffOO1 to 7
Operation signal (Emergency
flashers)OnOffOO
FunctionDefault settingCustomized settingABC
ABC
ABC

3728-2. Customization
■Smart access system with push-button start (P.103)
■Wireless remote control ( P.94)
Time elapsed before automatic
door lock function is activated if
door is not open ed after being
unlocked
60 seconds
Off
OO30 seconds
120 seconds
Open door warning buzzerOnOffO
FunctionDefault settingCustomized setting
Smart access system with push-
button startOnOffO
Smart door unlockingDriver’s doorBoth side doorsOO
Number of consecutive door lock
operations2 timesAs many as desiredO
FunctionDefault settingCustomized setting
Wireless remote controlOnOffO
Unlocking operation
Driver’s door
unlocked in one step, both side
doors unlocked in two steps
Both side doors
unlocked in one step
OO
Trunk unlocking operationPress and hold (short)
One short press
O
Push twice
Press and hold (long)
Off
Alarm (panic mode)OnOffO
Reservation lockOnOffOO
FunctionDefault settingCustomized settingABC
ABC
ABC

392What to do if... (Troubleshooting)
1-1.What to do if... (Troubleshooting)What to do if... (Troubleshooting)
If you lose your mechanical keys,
new genuine mechanical keys can
be made by your Lexus dealer.
( P.329)
 If you lose your electronic keys, the
risk of vehicle theft increases signifi-
cantly. Contact your Lexus dealer
immediately. ( P.329)
 Is the electronic key battery weak or
depleted? ( P.297)
 Is the engine switch in ON?
When locking the doors, turn the engine
switch off. ( P.149)
 Is the electronic key left inside the
vehicle?
When locking the doors, make sure that
you have the electronic key on your per-
son.
The function may not operate prop-
erly due to the condition of the radio
wave. ( P.105) 
The function to prevent the elec-
tronic key from being left inside the
trunk will operate and you can open
the trunk as usual. Take the key out
from the trunk. ( P.102)
 Did you press the engine switch
while firmly depressing the brake
pedal? ( P.146)
 Is the shift position in P? ( P.150)
 Is the electronic key anywhere
detectable inside the vehicle?
( P.104)
 Is the steering wheel unlocked?
( P.146)
 Is the electronic key battery weak or
depleted?
In this case, the engine can be started in a
temporary way. ( P.331)
 Is the battery discharged?
( P.332)
 It is locked automatically to prevent
theft of the vehicle. ( P.146)
If you have a problem, check the
following before contacting your
Lexus dealer.
The doors cannot be locked,
unlocked, opened or closed
You lose your keys
The doors cannot be locked or
unlocked
The trunk lid is closed with the
electronic key left inside
If you think something is wrong
The engine does not start
The steering wheel cannot be
turned after the engine is
stopped

Alphabetical index395
Exterior ...........................................................258
Interior ............................................................. 262
Seat belts........................................................ 262
Cargo capacity...............................................144
Cargo hooks ................................................. 248
Center Display ............................................. 226
Chains .............................................................. 224
Child restraint system................................... 46 Fixed with a LATCH system .................. 53
Fixed with a seat belt...................................50
Front passenger occupant classification system ............................................................... 41
Points to remember .................................... 46
Riding with children ..................................... 46
Types of child restraint system installation method ............................................................47
Child safety ....................................................... 46 Airbag precautions...................................... 33
Battery precautions ...................... 279, 337
Child restraint system..................................47
Heated steering wheel and seat heater precautions................................................ 240
How your child should wear the seat belt ............................................................................ 25
Installing child restraints ............................ 48
Power window lock switch.....................125
Power window precautions ................... 124
Removed electronic key battery precau- tions ...............................................................298
Seat belt extender precautions ............. 25
Seat belt precautions .................................. 46
Trunk precautions ...................................... 100
Cleaning...............................................258, 262 Aluminum wheels ...................................... 259
Exterior ...........................................................258
Interior ............................................................. 262
Radar sensor........................................ 173, 212
Seat belts........................................................ 262
Clock ........................................................ 75, 249
Condenser ......................................................277
Console box ...................................................247
Console box light .........................................247 Cooling system..............................................276
Engine overheating...................................345
Cornering lights .............................................163
Cruise control Dynamic radar cruise control with full-
speed range ............................................... 194
Cup holder ......................................................247
Current fuel consumption .......................... 80
Customizable features .............................. 367
D
Daytime running light system .................... 161
Defogger Outside rear view mirrors..................... 233
Rear window ................................................ 233
Windshield .................................................... 233
Differential ...................................................... 354
Dimension ......................................................350
Dinghy towing.................................................145
Display BSM (Blind Spot Monitor)................... 209
Drive information ......................................... 80
Dynamic radar cruise control with full-
speed range ............................................... 194
Head-up display............................................85
Intuitive parking assist ..............................204
LKA (Lane-Keeping Assist) .................. 189
Multi-information display .......................... 79
Warning message ..................................... 323
Distance ............................................................. 80
Do-it-yourself maintenance .................... 266
Door courtesy lights ................................... 244
Door lock Doors .................................................................. 96
Smart access system with push-button start ................................................................. 103
Wireless remote control ........................... 94
Door pockets ................................................ 246
Doors ................................................................... 96 Automatic door lock ing and unlocking
system..............................................................99
Door glasses .................................................. 122