lexus LC500C 2021 Owner's Manual / LEXUS 2021 LC500 CONVERTIBLE OWNER'S MANUAL (OM11498U)

2996-3. Do-it-yourself maintenance
6
Maintenance and care
1Turn the engine switch off.
2
Open the Fuse box cover.
Engine compartment:
Push the tab in and lift the lid off.
Trunk
Remove the luggage mat.
Push the tab in and lift the lid off.
NOTICE
■For normal operation after replacing
the battery
Observe the following precautions to
prevent accidents:
●Always work with dry hands.
Moisture may cause the battery to
rust.
●Do not touch or move any other com-
ponent inside the remote control.
●Do not bend either of the battery ter-
minals.
Checking and replacing
f
uses
If any of the electrical components
do not operate, a fuse may have
blown. If this happens, check and
replace the fuses as necessary.
Checking and replacing fuses

3006-3. Do-it-yourself maintenance
Driver’s side instrument panel
Push the tab in and remove the lid.
Make sure to push the tab in during
removal or installation.
Front passenger’s side instrument
panel
Remove the cover, and then remove the
footwell light connector.Push the tab in and remove the lid.
Make sure to push the tab in during
removal or installation.3
Remove the fuse with the pullout
tool.
Only type A fuses can be removed using

3016-3. Do-it-yourself maintenance
6
Maintenance and care
the pullout tool.
4Check if the fuse is blown.
Type A and B:
Replace the blown fuse with a new fuse of
an appropriate amperage rating. The
amperage rating can be found on the fuse
box lid.
Type C and D:
Contact your Lexus dealer.
Type A
Normal fuse
Blown fuse
Type BNormal fuse Blown fuse
Type C
Normal fuse
Blown fuse
Type DNormal fuse
Blown fuse
■After a fuse is replaced
●When installing the lid, make sure that the
tab is installed securely.
●If the lights do not turn on even after the
fuse has been replaced, a bulb may need
replacement. ( P.303)
●If the replaced fuse blows again, have the
vehicle inspected by your Lexus dealer.
■If there is an overload in a circuit
The fuses are designed to blow, protecting
the wiring harness from damage.
■When replacing light bulbs
Lexus recommends that you use genuine
Lexus products designed for this vehicle.
A
B
A
B
A
B
A
B

3026-3. Do-it-yourself maintenance
Because certain bulbs are connected to cir-
cuits designed to prevent overload, non-
genuine parts or parts not designed for this
vehicle may be unusable.
Adjustment bolt A
Adjustment bolt B
 Make sure the vehicle has a full tank
of gasoline and the area around the
headlight is not deformed.
 Park the vehicle on level ground.
 Make sure the tire inflation pressure
is at the specified level.
 Have someone sit in the driver’s
seat.
 Bounce the vehicle several times.
WARNING
■To prevent system breakdowns and
vehicle fire
Observe the following precautions.
Failure to do so may cause damage to
the vehicle, and possibly a fire or injury.
●Never use a fuse of a higher amperage
rating than that indicated, or use any
other object in place of a fuse.
●Always use a genuine Lexus fuse or
equivalent.
Never replace a fuse with a wire, even
as a temporary fix.
●Do not modify the fuses or fuse boxes.
NOTICE
■Before replacing fuses
Have the cause of electrical overload
determined and repaired by your Lexus
dealer as soon as possible.
Headlight aim
Vertical movement adjusting
bolts
Before checking the headlight
aim
A
B

3036-3. Do-it-yourself maintenance
6
Maintenance and care
1Using a Phillips-head screwdriver,
turn bolt A in either direction.
2
Turn bolt B in either direction as
step 1
.
If the headlight cannot be adjusted using
this procedure, take the vehicle to your
Lexus dealer to adjust the headlight aim.
■LED lights
The following lights consist of a number of
LEDs. If any of the LEDs burn out, take your
vehicle to your Lexus dealer to have the
light replaced.
●Headlights
●Parking lights and daytime running lights
●Front side marker lights
●Front turn signal lights
●Cornering lights
●Side turn signal lights
●Tail lights
●Stop lights
●Rear side marker lights
●Rear turn signal lights
●Back-up lights
●High mounted stoplight
●License plate lights
■Condensation build-up on the inside of
the lens
Temporary condensation build-up on the
inside of the headlight lens does not indi-
cate a malfunction. Contact your Lexus
dealer for more information in the following
situations:
●Large drops of water have built up on the
inside of the lens.
●Water has built up inside the headlight.
Adjusting the headlight aimLight bulbs
If any lights burn out, have it
replaced by your Lexus dealer.
WARNING
■Handling lights
Do not touch the lights while they are on
or immediately after they have been
turned off. Doing so may result in burns.

3046-3. Do-it-yourself maintenance

305
7
7
When trouble arises
When trouble arises
7-1. Essential informationEmergency flashers.................. 306
If your vehicle has to be stopped in an emergency ..................... 306
If the vehicle is trapped in rising water............................................ 307
7-2. Steps to take in an emergency If your vehicle needs to be towed........................................................ 309
If you think something is wrong ......................................................... 312
Fuel pump shut off system ...... 313
If a warning light turns on or a warning buzzer sounds ........ 314
If a warning message is displayed ........................................................ 323
If you have a flat tire.................. 327
If the engine wi ll not start .......328
If you lose your keys ................. 329
If the fuel filler door cannot be opened........................................ 330
If the electronic key does not operate properly .................... 330
If the battery is discharged .... 332
If the soft top roof cannot be closed .......................................... 338
If your vehicle overheats ........ 345
If the vehicle becomes stuck 347

3067-1. Essential information
7-1.Essential information
Press the switch to flash all of the turn
signal lights.
To turn them off, press the switch once
again.
■Emergency flashers
●If the emergency flashers are used for a
long time while the engine is not running,
the battery may discharge.
●If any of the SRS airbags deploy (inflate)
or in the event of a strong rear impact, the
emergency flashers will turn on automati-
cally. The emergency flashers will turn off
automatically after operating for approxi-
mately 20 minutes. To manually turn the
emergency flashers off, press the switch
twice. (The emergency flashers may not
turn on automatically depending on the
force of the impact and conditions of the
collision.)
1Steadily step on the brake pedal
with both feet and firmly depress it.
Do not pump the brake pedal repeatedly
as this will increase the effort required to
slow the vehicle.
2Shift the shift position to N.
If the shift position is shifted to N
3 After slowing down, stop the vehi-
cle in a safe place by the road.
4 Stop the engine.
If the shift position cannot be shifted
to N
3 Keep depressing the brake pedal
with both feet to reduce vehicle
speed as much as possible.
4 To stop the engine, press and hold
the engine switch for 2 consecutive
Emergency flashers
The emergency flashers are used to
warn other drivers when the vehi-
cle has to be stopped in the road
due to a breakdown, etc.
Operating instructions
If your vehicle has to be
stopped in an emergency
Only in an emergency, such as if it
becomes impossible to stop the
vehicle in the normal way, stop the
vehicle using the following proce-
dure:
Stopping the vehicle

3077-1. Essential information
7
When trouble arises
seconds or more, or press it briefly
3 times or more in succession.
5
Stop the vehicle in a safe place by
the road. 
Remove the seat belt first.
 If the door can be opened, open the
door and exit the vehicle.
 If the door can not be opened, open
the window using the power win-
dow switch and exit the vehicle
through the window.
 If the window can not be opened
using the power window switch,
remain calm, wait until the water
level inside the vehicle rises to the
point that the water pressure inside
of the vehicle equals the water pres-
sure outside of the vehicle, and then
open the door and exit the vehicle.
WARNING
■If the engine has to be turned off while
driving
Power assist for the steering wheel will
be lost, making the steering wheel
heavier to turn. Decelerate as much as
possible before turning off the engine.
If the vehicle is trapped in
r
ising water
In the event the vehicle is sub-
merged in water, remain calm and
perform the following.
WARNING
■Using an emergency hammer* for
emergency escape
The front side wind ows and rear side
windows, as well as the rear window can
be shattered by an emergency hammer
*
used for emergency escape.
However, an emergency hammer can
not shatter the windshield as it is lami-
nated glass.
*: Contact your Lexus dealer or after-
market accessory manufacturer for
further information about an emer-
gency hammer.

3087-1. Essential information
WARNING
■Escaping the vehicle from the win-
dow
There are cases where escaping the
vehicle from the window is not possible
due to seating position, passenger body
type, etc.
When using an emergency hammer,
consider your seat location and the size
of the window opening to ensure that the
opening is accessible and large enough
to escape.