Lexus ES300h (2023 year). Manual in english — page 21
346
6-3. Do-it-yourself maintenance
Normal fuse
Blown fuse
Type B
Normal fuse
Blown fuse
Type C
Normal 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. (
●
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.
A
B
A
B
A
B
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.
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6-3. Do-it-yourself maintenance
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Vehicles with single-beam head-
lights
Adjustment bolt A (vertical)
Adjustment bolt B (horizontal)
Vehicles with triple-beam head-
lights
Adjustment bolt A (vertical)
Adjustment bolt B (horizontal)
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.
Vehicles with single-beam head-
lights
1
Using a Phillips-head screwdriver,
turn bolt A in either direction.
Remember the turning direction and the
number of turns.
2
Turn bolt B the same number of
turns and in the same 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.
Headlight aim
Vertical/horizontal movement
adjusting bolts
Before checking the headlight
aim
A
B
A
B
Adjusting the headlight aim
348
6-3. Do-it-yourself maintenance
Vehicles with triple-beam head-
lights
1
Using a Phillips-head screwdriver,
turn bolt A in either direction.
Remember the turning direction and the
number of turns.
2
Turn bolt B the same number of
turns and in the same 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.
Front turn signal lights (vehicles
with single-beam headlights)
Front side marker lights (vehicles
with single-beam headlights)
■
Bulbs that need to be replaced by
your Lexus dealer
Headlights
Parking lights and daytime running
lights
Front turn signal lights (vehicles with
triple-beam headlights)
Front side marker lights (vehicles
with triple-beam headlights)
Light bulbs
You may replace the following bulb
by yourself. Before replacing,
check the wattage of the light bulb
to be replaced. As there is a danger
that components may be damaged,
we recommend that replacement is
carried out by your Lexus dealer.
Bulb location
A
B
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6-3. Do-it-yourself maintenance
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Cornering lights
Side turn signal lights
Outer foot lights
Tail lights
Stop lights
Rear turn signal lights
Rear side marker lights
Back-up lights
High mounted stoplight
License plate lights
■
LED lights
The lights other than the front turn signal
lights (vehicles with single-beam head-
lights) and front side marker lights (vehicles
with single-beam headlights) each 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.
■
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.
■
Front turn signal lights/front side
marker lights
1
To ensure enough space to per-
form work, turn the steering wheel
to rotate the front wheel away from
the bulb to be replaced. Remove
the fender liner clip.
Turn the steering wheel to the left when
replacing the right side light bulb, and turn
the steering wheel to the right when
replacing the left side light bulb.
2
To protect the front bumper from
being damaged, apply protective
tape around the clips as shown in
the illustration.
Use masking tape, etc. Do not use duct
tape, as it may leave residue or damage the
paint when removed.
3
Insert a flathead screwdriver
between the front bumper and the
fender liner and then detach the
claw.
If the front bumper is pulled outward as
Replacing light bulb (vehicles
with single-beam headlights)
350
6-3. Do-it-yourself maintenance
shown in the illustration, the claw is easily
detached.
4
Pull back the fender liner and turn
the bulb base counterclockwise.
Front turn signal lights
Front side marker lights
5
Remove the light bulb.
Front turn signal lights
Front side marker lights
6
Install a new light bulb then install
the bulb base to the light unit by
inserting it and turning the bulb
base clockwise.
Front turn signal lights
Front side marker lights
7
Return the fender liner to its origi-
nal position, and install the clip.
Make sure that the fender liner is correctly
positioned on the inner side of the front
A
B
A
B
A
B
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6-3. Do-it-yourself maintenance
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bumper.
8
Engage the clips to the front
bumper to install the fender liner,
and then remove the protective
tape.
WARNING
■
Replacing light bulb
●
Turn off the light. Do not attempt to
replace the bulb immediately after
turning off the light.
The bulb become very hot and may
cause burns.
●
Do not touch the glass portion of the
light bulb with bare hands. When it is
unavoidable to hold the glass portion,
use and hold with a clean dry cloth to
avoid getting moisture and oils on the
bulb.
Also, if the bulb is scratched or
dropped, it may blow out or crack.
●
Fully install light bulb and any parts
used to secure it. Failure to do so may
result in heat damage, fire, or water
entering the light unit. This may dam-
age the light or cause condensation to
build up on the lens.
■
To prevent damage or fire
●
Make sure bulb is fully seated and
locked.
●
Check the wattage of the bulb before
installing to prevent heat damage.
353
7
7
When trouble
ari
ses
When trouble arises
7-1. Essential information
Emergency flashers. . . . ..
If your vehicle has to be stopped
in an emergency. . . . . .
If the vehicle is submerged or
water on the road is rising ..
7-2. Steps to take in an emergency
If your vehicle needs to be towed
. . . . . . . . . . . . . .
If you think something is wrong
. . . . . . . . . . . . . .
If a warning light turns on or a
warning buzzer sounds . ...
If a warning message is displayed
. . . . . . . . . . . . . .
If you have a flat tire. . . . ..
If the hybrid system will not start
. . . . . . . . . . . . . .
If you lose your keys. . . . .
If the fuel filler door cannot be
opened. . . . . . . . . .
If the electronic key does not
operate properly . . . . .
If the 12-volt battery is discharged
. . . . . . . . . . . . . .
If your vehicle overheats . . .
If the vehicle becomes stuck
354
7-1. 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 hybrid system is not
operating (while the “READY” indicator
is not illuminated), the 12-volt 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 auto-
matically 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 colli-
sion.)
1
Steadily 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.
2
Shift the shift lever to N.
If the shift lever is shifted to N
3
After slowing down, stop the vehi-
cle in a safe place by the road.
4
Stop the hybrid system.
If the shift lever 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 hybrid system, press
and hold the power switch for 2
consecutive seconds or more, or
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
355
7-1. Essential information
7
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press it briefly 3 times or more in
succession.
5
Stop the vehicle in a safe place by
the road.
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 ensure an escape
route.
If the window can be opened, exit
the vehicle through the window.
If the door and window cannot be
opened due to the rising water,
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 after waiting for the
rising water to enter the vehicle, and
exit the vehicle. When the outside
water level exceeds half the height
of the door, the door cannot be
opened from the inside due to water
pressure.
■
Water level exceeds the floor
When the water level exceeds the floor and
WARNING
■
If the hybrid system 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 hybrid
system.
If the vehicle is submerged
or water on the road is rising
This vehicle is not designed to be
able to drive on roads that are
deeply flooded with water. Do not
drive on roads where the roads may
be submerged or the water may be
rising. It is dangerous to remain in
the vehicle, if it anticipated that the
vehicle will be flooded or set a drift.
Remain calm and follow the follow-
ing.
356
7-1. Essential information
time has passed, the electrical equipment
will get damaged, the power windows will
not operate, the engine and motor will stop,
and the vehicle may not be able to get mov-
ing.
■
Using an emergency escape hammer
*1
Laminated glass
*2
is used in the windshield
and the windows on this vehicle.
Laminated glass cannot be shattered with
an emergency hammer
*1
.
*1
: Contact your Lexus dealer or aftermar-
ket accessory manufacturer for further
information about an emergency ham-
mer.
*2
: If equipped
■
How to distinguish laminated glass
When looking from the cross-sectional
view point, laminated glass is two sheets of
glass pasted together.
Laminated glass
Tempered glass
WARNING
■
Caution while driving
Do not drive on roads where the roads
may be submerged or the water may be
rising. Otherwise the vehicle may be
damaged and cannot move, as well as
become flooded and set a drift, which
may lead to death.
A
B
357
7-2. Steps to take in an emergency
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7-2.Steps to take in an emergency
The following may indicate a problem
with your transmission. Contact your
Lexus dealer or commercial towing
service before towing.
The hybrid system warning message
is shown on the multi-information
display and the vehicle does not
move.
The vehicle makes an abnormal
sound.
From the front
Release the parking brake.
Turn automatic mode off. (
From the rear
Use a towing dolly under the front
wheels.
If your vehicle needs to be
towed
If towing is necessary, we recom-
mend having your vehicle towed by
your Lexus dealer or commercial
towing service, using a wheel-lift
type truck or flatbed truck.
Use a safety chain system for all
towing, and abide by all state/pro-
vincial and local laws.
Situations when it is necessary to
contact dealers before towing
Towing with a wheel-lift type
truck
WARNING
Observe the following precautions.
Failure to do so may result in death or
serious injury.
■
When towing the vehicle
Be sure to transport the vehicle with the
front wheels raised or with all four wheels
raised off the ground. If the vehicle is
towed with the front wheels contacting
the ground, the drivetrain and related
parts may be damaged or electricity
generated by the operation of the motor
may cause a fire to occur depending on
the nature of the damage or malfunction.
358
7-2. Steps to take in an emergency
When using a flat-bed truck to trans-
port the vehicle, use tire strapping
belts. Refer to the owner’s manual of
the flat-bed truck for the tire strapping
method.
In order to suppress vehicle movement
during transportation, set the parking
brake and turn the power switch off.
Fluid leaks under the vehicle.
(Water dripping from the air condi-
tioning after use is normal.)
Flat-looking tires or uneven tire
wear
Engine coolant temperature gauge
continually points higher than nor-
mal.
Changes in exhaust sound
Excessive tire squeal when corner-
ing
Strange noises related to the sus-
pension system
Pinging or other noises related to
the hybrid system
Engine missing, stumbling or run-
ning roughly
Appreciable loss of power
Vehicle pulls heavily to one side
when braking
NOTICE
■
To prevent damage to the vehicle
when towing using a wheel-lift type
truck
When raising the vehicle, ensure ade-
quate ground clearance for towing at the
opposite end of the raised vehicle. With-
out adequate clearance, the vehicle
could be damaged while being towed.
■
Towing with a sling-type truck
Do not tow with a sling-type truck to pre-
vent body damage.
Using a flatbed truck
NOTICE
■
To prevent damage to the vehicle
when towing with a sling-type truck
Do not tow with a sling-type truck, either
from the front or rear.
If you think something is
wrong
If you notice any of the following
symptoms, your vehicle probably
needs adjustment or repair. Con-
tact your Lexus dealer as soon as
possible.
Visible symptoms
Audible symptoms
Operational symptoms
359
7-2. Steps to take in an emergency
7
When trouble
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Vehicle pulls heavily to one side
when driving on a level road
Loss of brake effectiveness, spongy
feeling, pedal almost touches the
floor
360
7-2. Steps to take in an emergency
■
Brake system warning light (warning buzzer)
■
Brake system warning light (warning buzzer)
■
High coolant temperature warning light
*
(warning buzzer)
*
: This light illuminates on the multi-information display.
If a warning light turns on or a warning buzzer sounds
Calmly perform the following actions if any of the warning lights comes on or
flashes. If a light comes on or flashes, but then goes off, this does not necessar-
ily indicate a malfunction in the system. However, if this continues to occur,
have the vehicle inspected by your Lexus dealer.
Actions to the warning lights or warning buzzers
Warning light
Details/Actions
(U.S.A.)
or
(red)
(Canada)
Indicates that:
The brake fluid level is low; or
The brake system is malfunctioning
Immediately stop the vehicle in a safe place and contact your
Lexus dealer. Continuing to drive the vehicle may be dangerous.
Warning light
Details/Actions
(yellow)
Indicates a malfunction in:
The regenerative braking system;
The electronically controlled brake system; or
The parking brake system
Have the vehicle inspected by your Lexus dealer immediately.
Warning light
Details/Actions
Indicates that the engine coolant temperature is too high
Immediately stop the vehicle in a safe place.
Handling method (
361
7-2. Steps to take in an emergency
7
When trouble
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■
Charging system warning light
*
(warning buzzer)
*
: This light illuminates on the multi-information display.
■
Low engine oil pressure warning light
*
(warning buzzer)
*
: This light illuminates on the multi-information display.
■
Malfunction indicator lamp (warning buzzer)
■
SRS warning light (warning buzzer)
Warning light
Details/Actions
Indicates a malfunction in the vehicle’s charging system
Immediately stop the vehicle in a safe place and contact your
Lexus dealer.
Warning light
Details/Actions
Indicates that the engine oil pressure is too low
Immediately stop the vehicle in a safe place and contact your
Lexus dealer.
Warning light
Details/Actions
(U.S.A.)
or
(Canada)
Indicates a malfunction in:
The hybrid system;
The electronic engine control system; or
The electronic throttle control system
Immediately stop the vehicle in a safe place and contact your
Lexus dealer.
Warning light
Details/Actions
Indicates a malfunction in:
The SRS airbag system;
The front passenger occupant classification system; or
The seat belt pretensioner system
Have the vehicle inspected by your Lexus dealer immediately.
362
7-2. Steps to take in an emergency
■
ABS warning light (warning buzzer)
■
Inappropriate pedal operation warning light
*
(warning buzzer)
*
: This light illuminates on the multi-information display.
■
Electric power steering system warning light (warning buzzer)
Warning light
Details/Actions
(U.S.A.)
or
(Canada)
Indicates a malfunction in:
The ABS; or
The brake assist system
Have the vehicle inspected by your Lexus dealer immediately.
Warning light
Details/Actions
When a buzzer sounds:
Brake Override System is malfunctioning
Drive-Start Control is malfunctioning
Drive-Start Control is operating
PKSB (Parking Support Brake) (if equipped) is operating
Follow the instructions displayed on the multi-information display.
When a buzzer does not sound:
Brake Override System is operating.
Release the accelerator pedal and depress the brake pedal.
Warning light
Details/Actions
(red)
or
(yellow)
Indicates a malfunction in the EPS (Electric Power Steering) system
Have the vehicle inspected by your Lexus dealer immediately.
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