2023 TOYOTA BZ4X washer fluid

18Pictorial index
Owners Manual_USA_M42C01_en
Turn signal lever.............................................. ................... P.242
Headlight switch ............................................... ................. P.248
Headlights/parking lights/tail lig hts/license plate lights/daytime run-
ning lights .................................................... ......................... P.248
Windshield wiper and washer switch............................... P.253
Usage................................................................................... P.253
Adding washer fluid .............................................................. P.471
Warning messages ............................................... ............... P.522
Emergency flasher switch ....................................... .......... P.504
Hood lock release lever ........................................ ............. P.462
Tilt and telescopic steering lock release lever ................P. 1 9 9
Adjustment ..................................................... ...................... P.199
Air conditioning system ............................. ....................... P.402
Usage................................................................................... P.402
Rear window defogger ........................................... .............. P.404
Multimedia system
*
*
: Refer to “MULTIMEDIA OWNER’S MANUAL”.

2064-4. Adjusting the steering wheel and mirrors
Owners Manual_USA_M42C01_en
■Cleaning the mirror surface
If the mirror surface is dirty, the
image on the display may be dif-
ficult to see.
Wipe the mirror surface gently
using a soft dry cloth.
■Cleaning the camera
If it is difficult to see the Digital
Rear-view Mirror image
because water, snow, mud, etc.
is stuck to the camera lens,
operate the rear camera washer
or change to optical mirror
mode. ( P.253)
■The camera
The camera for the Digital Rear-
view Mirror is located as shown.
■Cleaning the camera with
washer fluid
●When cleaning the camera, it may
be difficult to see the image due to the washer fluid. Therefore, take
care in the surrounding area while
driving.
●If washer fluid remains on the
camera lens surface after clean-
ing, the image may be difficult to
see at night due to the height or
inclination of the
headlights of the
vehicle behind. In this case,
change to optical mirror mode.
●Some dirts may n ot be removed
completely after cl eaning. In this
case, rinse the camera lens with a
large quantity of water and then
wipe it clean with a soft cloth
dampened with water.
●Washer fluid is sprayed onto the
camera lens surface. Therefore,
the ice, snow, etc. adhering
around the camera cannot be
removed.
WARNING
■To prevent causes of fire
If the driver continues using the
Digital Rear-view Mirror while
smoke or odor comes from the
mirror, it may res ult in fire. Stop
using the system immediately and
contact your Toyota dealer.
Cleaning the D igital Rear-
view Mirror
NOTICE
■To prevent the Digital Rear-
view Mirror from malfunction-
ing
●Do not use detergents, such as
thinner, benzene, and alcohol to
clean the mirror. They may dis-
color, deteriorate or damage the
mirror surface.
●Do not smoke, use matches,
use cigarette lighters or allow
open flames near the mirror. It
may damage the mirror or
cause a fire.
●Do not remove, d isassemble or
modify the mirror.
■To prevent the camera from
malfunctioning
●Observe the fo llowing precau-
tions, otherwise the Digital
Rear-view Mirror may not oper-
ate properly.

2565-3. Operating the lights and wipers
Owners Manual_USA_M42C01_ento higher, the wip
er may operate
once to indicate the change of
sensitivity.
●If the temperature of the raindrop
sensor is 194°F (90°C) or higher,
or 5°F (-15°C) or lower, the auto-
matic operation m ay not occur. In
this case, operate the wipers in
any mode other than “AUTO”.
■If no windshield washer fluid
sprays
Check that the wash er nozzles are
not blocked if there is washer fluid in
the windshield washer fluid reser-
v oi r.
WARNING
■Caution regarding the use of
windshield wipers in “AUTO”
mode (vehicles with rain-
sensing windshield wipers)
The windshield wipers may oper-
ate unexpectedly if the sensor is
touched or the windshield is sub-
ject to vibration in “AUTO” mode.
Take care that your fingers or any-
thing else does not become
caught in the windshield wipers.
■Caution regarding the use of
washer fluid
When it is cold, do not use the
washer fluid until the windshield
becomes warm. The fluid may
freeze on the windshield and
cause low visibility. This may lead
to an accident, resulting in death
or serious injury.
NOTICE
■When the washer fluid tank is
empty
Do not operate the switch continu-
ally as the washer fluid pump may
overheat.
■When a nozzle becomes
blocked
In this case, contact your Toyota
dealer.
Do not try to clear it with a pin or
other object. The nozzle will be
damaged.
■To prevent 12-volt battery dis-
charge
Do not leave the wipers on longer
than necessary when the EV sys-
tem is off.

3935-5. Driving tips
Owners Manual_USA_M42C01_en
5
Driving
5-5.Driving tips
 Use fluids that are appropriate
to the prevailing outside tem-
peratures.
• Power control unit coolant
• Heater coolant
• Washer fluid
Have a service technician
inspect the condition of the
12-volt battery.
 Have the vehicle fitted with
four snow tires or purchase a
set of tire chains for the front
tires.
Ensure that all tires are the same
size and brand, and that chains
match the size of the tires.
Perform the following according
Winter driving tips
Carry out the necessary
preparations and inspec-
tions before driving the
vehicle in winter. Always
drive the vehicle in a man-
ner appropriate to the pre-
vailing weather conditions.
Pre-winter preparations
WARNING
■Driving with snow tires
Observe the following precautions
to reduce the risk of accidents.
Failure to do so m ay result in a
loss of vehicle control and cause
death or serious injury.
●Use tires of the specified size.
●Maintain the recommended
level of air pressure.
●Do not drive in excess of 75
mph (120 km/h), regardless of
the type of snow tires being
used.
●Use snow tires on all, not just
some wheels.
■Driving with tire chains
Observe the following precautions
to reduce the risk of accidents.
Failure to do so may result in the
vehicle being unable to be driven
safely, and may cause death or
serious injury.
●Do not drive in excess of the
speed limit specifi ed for the tire
chains being used, or 30 mph
(50 km/h), whichever is lower.
●Avoid driving on bumpy road
surfaces or over potholes.
●Avoid sudden acceleration,
abrupt steering, sudden brak-
ing and shifting operations that
cause sudden regenerative
braking.
●Slow down sufficiently before
entering a curve to ensure that
vehicle control is maintained.
●Do not use LTA (Lane Tracing
Assist).
NOTICE
■Repairing or replacing snow
tires
Request repairs or replacement of
snow tires from your Toyota
dealer or legitimate tire retailers.
This is because the removal and
attachment of snow tires affects
the operation of the tire pressure
warning valves and transmitters.
Before driving the vehicle

4577-2. Maintenance
Owners Manual_USA_M42C01_en
7
Maintenance and care
Radiator/con-
denser
The radiator and
condenser should
be free from for-
eign objects.
(  P.466)
Washer fluid
Is there sufficient
washer fluid?
( P.471)
Vehicle interior
ItemsCheck points
Accelerator
pedal
• The accelerator
pedal should
move smoothly
(without uneven
pedal effort or
catching).
Transmission
“Park” mecha-
nism
• When parked on a slope and the
shift position is in
P, is the vehicle
securely
stopped?
Brake pedal
• Does the brake pedal move
smoothly?
• Does the brake pedal have
appropriate
clearance from
the floor?
• Does the brake pedal have the
correct amount
of free play?
ItemsCheck points
Brakes
• The vehicle should not pull to
one side when
the brakes are
applied.
• The brakes should work
effectively.
• The brake pedal should not feel
spongy.
• The brake pedal should not get
too close to the
floor when the
brakes are
applied.
Head
restraints
• Do the head restraints move
smoothly and
lock securely?
Indica-
tors/buzzers
• Do the indica-tors and buzzers
function prop-
erly?
Lights
• Do all the lights come on?
• Are the head- lights aimed cor-
rectly?
Parking brake
• Does the park-ing brake oper-
ate normally?
• When parked on a slope and the
parking brake is
on, is the vehicle
securely
stopped?
ItemsCheck points

4617-3. Do-it-yourself maintenance
Owners Manual_USA_M42C01_en
7
Maintenance and care
Heater cool-
ant level
(  P.465)
• “Toyota Super
Long Life Cool-
ant” or a similar
high quality eth-
ylene glycol-based
non-silicate, non-
amine, non-nitrite
and non-borate
coolant with long-
life hybrid organic
acid technology
“Toyota Super
Long Life Cool-
ant” is pre-mixed
with 50% coolant
and 50% deion-
ized water.
• Funnel (used only for adding coolant)
Fuses
( P.499)• Fuse with same
amperage rating
as original
Headlight aim
( P.501)Phillips-head
screwdriver
Radiator and
condenser
( P.466)

Tire inflation
pressure
( P.491)• Tire pressure
gauge
• Compressed air source
Washer fluid
( P.471)
• Water or washer
fluid containing
antifreeze (for win-
ter use)
• Funnel (used only for adding water or
washer fluid)
ItemsParts and toolsWARNING
The motor compartment contains
many mechanisms and fluids that
may move suddenly, become hot,
or become electrically energized.
To avoid death or serious injury,
observe the following precautions.
■When working on the motor
compartment
●Make sure that “POWER ON”
on the multi-information display
and the “READY” indicator are
both off.
●Keep hands, clothing and tools
away from the moving fan.
●Be careful not to touch the
motor, power control unit, radia-
tor, etc., right after driving as
they may be hot. Coolant and
other fluids may also be hot.
●Do not leave anything that may
burn easily, such as paper and
rags, in the motor compartment.
●Do not smoke, cause sparks or
expose an open flame to the 12-
volt battery. 12-volt battery
fumes are flammable.
●Be extremely cautious when
working on the 12-volt battery. It
contains poisonous and corro-
sive sulfuric acid.
●Never touch, disassemble,
remove or replace the high volt-
age parts, cables and their con-
nectors. It can cause severe
burns or electric shock that may
result in death or serious injury.

4657-3. Do-it-yourself maintenance
Owners Manual_USA_M42C01_en
7
Maintenance and care
Heater coolant reservoir ( P.465)
Washer fluid tank ( P.471)
Power control unit coolant reservoir ( P.467)
12-volt battery ( P.468)
Brake fluid reservoir ( P.468)
Fuse box ( P.499)
Radiator ( P.466)
Condenser ( P.466)
Electric cooling fan
The coolant level is satisfactory
if it is between the “MAX” and “MIN” lines on the reservoir
when the EV system is cold.
Motor compar tment
Components
Checking the heater cool-
ant

4717-3. Do-it-yourself maintenance
Owners Manual_USA_M42C01_en
7
Maintenance and care
If the warning message appears
on the multi-information display,
the washer tank may be empty.
Add washer fluid.
NOTICE
■When recharging the 12-volt
battery
Never recharge the 12-volt bat-
tery while the EV system is oper-
ating. Also, be sure all
accessories are turned off.
■When adding distilled water
Avoid overfilling. Water spilled
during 12-volt battery recharging
may cause corrosion.
Adding the washer fluid
WARNING
■When adding washer fluid
Do not add washer fluid when the
EV system is hot or operating as
washer fluid contains alcohol and
may catch fire if spilled on the
motor, etc.
NOTICE
■Do not use any fluid other
than washer fluid
Do not use soapy water or anti-
freeze instead of washer fluid.
Doing so may cause streaking on
the vehicle’s painted surfaces, as
well as damaging the pump lead-
ing to problems of the washer
fluid not spraying.
■Diluting washer fluid
Dilute washer fluid with water as
necessary.
Refer to the freezing tempera-
tures listed on the label of the
washer fluid bottle.