2021 Lexus LC500C stop start

3467-2. Steps to take in an emergency
system is turned on immediately after a
cold start. Confirm that the fan is operating
by checking the fan sound and air flow. If it
is difficult to check these, turn the air con-
ditioning system on and off repeatedly.
(The fan may not operate in freezing tem-
peratures.)
7If the fan is not operating:
Stop the engine immediately and
contact your Lexus dealer.
If the fan is operating:
Have the vehicle inspected at the
nearest Lexus dealer.
■When adding coolant
Add coolant in accordance with the follow-
ing procedure.
1
Remove the service cover.
2
Remove the engine cover.
3
Remove the caps and .
4
Add coolant through the inlet of the cap
up to the “F” line , and then
replace the cap .
5
Add coolant through the inlet of the cap
until it is full, and then replace the
cap .
AB
AC
A
B
B
WARNING
■When inspecting under the hood of
your vehicle
Observe the following precautions.
Failure to do so may result in serious
injury such as burns.
●If steam is seen coming from under the
hood, do not open the hood until the
steam has subsided. The engine com-
partment may be very hot.
●Keep hands and clothing (especially a
tie, a scarf or a muffler) away from the
fan and belts. Failure to do so may
cause the hands or clothing to be
caught, resulting in serious injury.
●While the engine and radiator are hot,
do not loosen or remove the coolant
inlet cap or coolant reservoir cap.
High temperature steam or coolant
could spray out.
NOTICE
■When adding engine coolant
Add coolant slowly after the engine has
cooled down sufficiently. Adding cool
coolant to a hot engine too quickly can
cause damage to the engine.

3477-2. Steps to take in an emergency
7
When trouble arises
1Stop the engine. Set the parking
brake and shift the shift position to
P.
2
Remove the mud, snow or sand
from around the rear wheels.
3
Place wood, stones or some other
material under the rear wheels to
help provide traction.
4
Restart the engine.
5
Shift the shift position to D or R and
release the parking brake. Then,
while exercising caution, depress
the accelerator pedal.
■When it is difficult to free the vehicle
Press the switch to turn off TRAC.
NOTICE
■To prevent damage to the cooling
system
Observe the following precautions:
●Avoid contaminating the coolant with
foreign matter (such as sand or dust
etc.).
●Do not use any coolant additive.
If the vehicle becomes stuck
Carry out the following procedures
if the tires spin or the vehicle
becomes stuck in mud, dirt or snow:
Recovering procedure

3698-2. Customization
8
Vehicle specifications
*1: For details about each function: P.75, 83
*2: The default setting varies according to country.
*3: 2 of the following items: current fuel cons umption, average fuel economy (after reset),
average fuel economy (after start), average fuel economy (after refuel), average vehicle
speed (after reset), average vehicle speed (after start), elapsed time (after reset),
elapsed time (after start), distance (driving range), distance (after start), blank.
*4: Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.
■HUD (Head-up Display)* (  P.85)
*:If equipped
Sensor sensitivity for darkening the
brightness of the instrument cluster
depending on the outside bright-
ness
Standard-2 to 2O
Sensor sensitivity for returning the
brightness of the instrument cluster
to the original level depending on
the outside brightness
Standard-2 to 2O
Suggestion functionOn
On
(when the vehicle is stopped)
OO
Off
FunctionDefault settingCustomized setting
Gauge informationTachometer
Eco Driving Indica- tor Light
O
No display
Driving support display (Naviga-
tion system)OnOffO
Driving support display (Lane dis-
play)OnOffO
Driving support display (Driving
assist)OnOffO
Driving support display (Compass)OnOffO
Driving support display (Audio)OnOffO
Function*1Default settingCustomized settingABC
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

393What to do if... (Troubleshooting)
Is the window lock switch pressed?
The windows other than the side window at
the driver’s seat cannot be operated if the
window lock switch is pressed. ( P.125)
 The auto power off function will be
operated if the vehicle is left in ACC
or ON (the engine is not running)
for a period of time. ( P.149)
 The seat belt reminder light is flash-
ing
Are the driver and the passengers wearing
the seat belts? ( P.318)
 The parking brake indicator is on
Is the parking brake released? ( P.157)
Depending on the situation, other
types of warning buzzer may also
sound. ( P.314, 323)
 Did anyone inside the vehicle open
a door during setting the alarm?
The sensor detects it and the alarm sounds.
(  P.65)
To stop the alarm, turn the engine switch to ON, or start the engine.

Is the electronic key left inside the
vehicle?
Check the message on the multi-informa-
tion display. ( P.323)
 When a warning light turns on or a
warning message is displayed, refer
to P.314, 323.
 Slow down the vehicle, drive with
extra caution, and take your vehicle
to the nearest Lexus dealer or
authorized tire dealer as soon as
possible to have the tire replaced.
( P.327)
 Try the procedure for when the
vehicle becomes stuck in mud, dirt,
or snow. ( P.347)
The side windows or rear quar-
ter windows do not open or close
by operating the power window
switches
The engine switch is turned off
automatically
A warning buzzer sounds during
driving
An alarm is activated and the
horn sounds
A warning buzzer sounds when
leaving the vehicle
A warning light turns on or a
warning message is displayed
When a problem has occurred
If you have a flat tire
The vehicle becomes stuck

396Alphabetical index
Door lock.......................................................... 96
Open door warning buzzer .......... 97, 99
Outside rear view mirrors ....................... 119
Drive info 1/Drive info 2 .............................. 80
Drive information ........................................... 80
Driver’s seat position memory .................. 112 Driving position memory...........................112
Memory recall function ..............................114
Power easy access system .......................112
Drive-start control ........................................ 137
Driving................................................................136 Break-in tips ................................................... 137
Correct driving posture .............................23
Driving mode select switch .................. 203
Procedures .....................................................136
Winter drive tips......................................... 223
Driving mode select switch ..................... 203
Driving position memory Power easy access system .......................112
Dynamic radar cruise control with full- speed range..................................................194Warning message.......................................201
E
ECB (Electronically Controlled Brake Sys- tem) ..................................................................218
Eco drive mode ............................................ 203
Eco Driving Indicator.....................................73
Eco Driving Indicator Light .........................73
EDR (Event data recorder) ............................7
Elapsed time ..................................................... 80
Electric Power Steering (EPS) Function ............................................................ 219
Warning light .................................................315
Electronically Controlled Brake System (ECB) ..............................................................218
Electronic key .................................................. 92 Battery-saving function ........................... 104
If the electronic key does not operate properly.......................................................330
Replacing the battery............................... 297
Emergency, in case of If a warning buzzer sounds.....................314
If a warning light turns on.........................314
If a warning message is displayed ..... 323
If the battery is discharged .................... 332
If the electronic key does not operate
properly ...................................................... 330
If the engine will not start........................328
If the fuel filler do or cannot be opened
......................................................................... 330
If the soft top roof cannot be closed 338
If the vehicle is trapped in rising water ..........................................................................307
If you have a flat tire .................................. 327
If you lose your keys .................................329
If you think something is wrong............312
If your vehicle becomes stuck ............. 347
If your vehicle has to be stopped in an emergency ................................................ 306
If your vehicle needs to be towed .... 309
If your vehicle overheats ........................345
Emergency flashers .................................... 306
Engine ACC.................................................................. 149
Compartment.............................................. 274
Engine switch ................................................ 146
Fuel pump shut off system...................... 313
Hood ................................................................ 272
How to start the engine ........................... 146
Identification number ................................ 351
If the engine will not start........................328
If your vehicle has to be stopped in an emergency ................................................ 306
Ignition switch (engine switch)............. 146
Overheating .................................................345
Engine coolant...............................................276 Capacity .........................................................352
Checking ....................................................... 276
Preparing and checking before winter.......................................................................... 223
Engine coolant temperature gauge ....... 75
Engine immobilizer system ........................ 63
Engine oil .........................................................274

Alphabetical index397
Capacity ...........................................................351
Checking ....................................................... 274
Preparing and checking before winter......................................................................... 223
Warning light .................................................314
Engine oil temperature gauge ...................75
Engine switch ..................................................146 Auto power off function ...........................149
Changing the engine switch modes..149
If your vehicle has to be stopped in an
emergency ................................................306
Starting the engine ......................................146
EPS (Electric Power Steering) ................219 Function ............................................................ 219
Warning light .................................................315
Event data recorder (EDR) ............................7
F
First-aid kit storage belt ............................ 248
Flat tire ............................................................. 327 Tire pressure warning system ............. 283
Floor mats ...........................................................22
Fluid Automatic transmission ..........................353
Brake................................................................ 354
Washer ........................................................... 278
Footwell light ................................................. 244
Front passenger occupant classification system ................................................................ 41
Front seats ......................................................... 110 Adjustment....................................................... 110
Cleaning......................................................... 262
Correct driving posture .............................23
Driving position memory...........................112
Head restraints .............................................. 116
Jam protection function............................... 111
Memory recall function ..............................114
Neck heaters ............................................... 240
Power easy access system .......................112
Seat heaters .................................................. 240
Seat position memory .................................112
Seat ventilators............................................ 240 Front side marker light ................................. 161
Light switch ...................................................... 161
Replacing light bulbs ............................... 303
Front turn signal lights .................................156 Replacing light bulbs ............................... 303
Turn signal lever .......................................... 156
Fuel ....................................................................... 171 Capacity .......................................................... 351
Fuel gauge ........................................................ 75
Fuel pump shut off system...................... 313
Information ....................................................357
Refueling............................................................ 171
Type ................................................................... 351
Warning light ................................................ 318
Fuel consumption Average fuel consumpt ion after refueling
............................................................................ 80
Average fuel economy ............................. 80
Current fuel consumption ....................... 80
Fuel filler door .................................................. 171 If the fuel filler do or cannot be opened
......................................................................... 330
Refueling............................................................ 171
Fuel gauge ......................................................... 75
Fuel pump shut off system..........................313
Fuses ................................................................. 299
G
Garage door opener ................................. 250
Gauges ............................................................... 75
Gear positions ...................................................81
G-force.................................................................81
Glove box ....................................................... 246
Glove box light ............................................. 246
H
Headlights ......................................................... 161 Automatic High Beam system ............. 164
Light switch ...................................................... 161
Replacing light bulbs ............................... 303
Headlights aim .............................................. 302

398Alphabetical index
Head restraints ................................................ 116Neck heaters ............................................... 240
Head-up display.............................................. 85
Heated steering wheel .............................. 240
Heaters Air conditioning system.......................... 232
Heated steering wheel............................ 240
Neck heaters ............................................... 240
Outside rear view mirrors .................... 233
Seat heaters .................................................. 240
Hill-start assist control .................................219
Hood ..................................................................272 Open ................................................................272
Pop Up Hood ................................................ 36
Hooks Cargo hooks................................................ 248
Retaining hooks (floor mat)......................22
Horn ..................................................................... 117
I
I/M test ............................................................ 269
Identification Engine ...............................................................351
Vehicle ........................................................... 350
Ignition switch (engine switch).................146 Auto power off function ...........................149
Changing the engine switch modes..149
If your vehicle has to be stopped in an
emergency ................................................306
Starting the engine ......................................146
Illuminated entry system ........................... 244
Immobilizer system ........................................ 63
Indicators ............................................................. 71
Initialization Items to initialize ......................................... 378
Maintenance ................................................ 265
Power windows............................................ 123
Rear quarter windows............................... 123
Tire pressure warning system .............286
Inside rear view mirror ................................. 118
Instrument panel light control ................... 78
Interior lights.................................................. 244 Intuitive parking assist................................ 204
Function ..........................................................204
Warning message .................................... 206
J
JackPositioning a floor jack ............................ 272
Vehicle-equipped jack .......................... 289
Jack handle .................................................... 289
Jam protection function Front seats .......................................................... 111
Power windows ............................................ 122
Rear quarter windows ............................... 122
K
Keyless entrySmart access system with push-button start ................................................................. 103
Wireless remote control ........................... 94
Keys...................................................................... 92 Battery-saving function............................ 104
Electronic key ................................................. 92
Engine switch ................................................ 146
If the electronic key does not operate properly ...................................................... 330
If you lose your keys .................................329
Key number plate ......................................... 92
Keyless entry ........................................ 96, 103
Mechanical key .............................................. 92
Replacing the battery ............................... 297
Warning buzzer .......................................... 104
Wireless remote control ........................... 94
Knee airbags .................................................... 29
L
Lane-Keeping Assist (LKA)..................... 186 Operation ....................................................... 186
Warning messages.....................................192
Language (multi-information display) ... 83
LATCH anchors ............................................. 53