2023 TOYOTA VENZA HYBRID Owners Manual

4256-3. Do-it-yourself maintenance
6
Maintenance and care
1Release the lock and remove
the mechanical key.
2 Remove the key cover.
Use a screwdriver of an appropriate
size. Forcedly prying may cause
the cover damaged.
To prevent damag e to the key,
cover the tip of the flathead screw-
driver with a rag.
3 Remove the depleted battery
using a small flathead screw-
driver.
When removing the cover, the elec-
tronic key module may stick to the
cover and the battery may not be
visible. In this case, remove the
electronic key module in order to
remove the battery.
When removing the battery, use a
screwdriver of an appropriate size.
Insert a new battery with the “+” ter- minal facing up.
4
When installing, reverse the
steps listed.
Replacing the battery
WARNING
■Battery precautions
Observe the following precau-
tions.
Failure to do so may result in
death or serious injury.
●Do not swallow the battery.
Doing so may cause chemical
burns.
●A coin battery or button battery
is used in the electronic key. If a
battery is swa llowed, it may
cause severe chemical burns in
as little as 2 hours and may
result in death or serious injury.
●Keep away new and removed
batteries from children.
●If the cover cannot be firmly
closed, stop using the electronic
key and stow the key in the
place where children cannot
reach, and then contact your
Toyota dealer.
●If you accidentally swallow a
battery or put a battery into a
part of your b ody, get emer-
gency medical attention imme-
diately.

4266-3. Do-it-yourself maintenance
1Turn the power switch off.
2 Open the fuse box cover.
Engine compartment: Type A
fuse box
Push claw and to com-
pletely release the lock, and then lift
up the cover.
Engine compartment: Type B
fuse box
Push claw and to com-
pletely release the lock, and then lift
up the cover.
WARNING
■To prevent battery explosion
or leakage of flammable liq-
uid or gas
●Replace the battery with a new
battery of the same type. If a
wrong type of battery is used, it
may explode.
●Do not expose batteries to
extremely low pressure due to
high altitude or extremely high
temperatures.
●Do not burn, bre ak or cut a bat-
tery.
NOTICE
■When replacing the battery
Use a flathead screwdriver of
appropriate size. Applying exces-
sive force may deform or damage
the cover.
■For normal operation after
replacing the battery
Observe the following precautions
to prevent accidents:
●Always work with dry hands.
Moisture may cau se the battery
to rust.
●Do not touch or move any other
component inside the remote
control.
●Do not bend either of the battery
terminals.
Checking and replac-
ing fuses
If any of the electrical com-
ponents do not operate, a
fuse may have blown. If this
happens, check and replace
the fuses as necessary.
Checking and replacing
fuses
AB
AB

4276-3. Do-it-yourself maintenance
6
Maintenance and care
Left side instrument panel
Remove the lid.
Right side luggage compart-
ment
Open the deck board. (P.346)
Disengage the 3 claws and pull the
deck side board to remove it.
Disengage the 6 claws and pull the
12-volt battery cover to remove it. Remove the cover
3
Remove the fuse.
Only type A fuse c an be removed
using the pullout tool.
4 Check if the fuse is blown.
Replace the blown fuse with a new
fuse of an appropriate amperage
rating. The amperage rating can be
found on the fuse box lid.

4286-3. Do-it-yourself maintenance
Type A
Normal fuse
Blown fuse
Type BNormal fuse
Blown fuse
Type CNormal fuse
Blown fuse
■After a fuse is replaced
●When installing the lid, make sure
that the tab is ins talled securely.
●When installing the 12-volt bat-
tery cover, insert the tab of the
cover as shown in the illustration
and push the cover to engage the
6 claws.
●If the lights do not turn on even
after the fuse has been replaced,
a lights may need replacement.
(  P.430)
●If the replaced fuse blows again,
have the vehicle inspected by
your Toyota dealer.
■If there is an ove rload in a cir-
cuit
The fuses are designed to blow,
protecting the wiring harness from
damage.
■When replacing an electronic
component, such as a lights,
etc.
Toyota recommends that you use
genuine Toyota products designed
for this vehicle.
Because certain electronic compo-
nent are connected to circuits
designed to prevent overload, non-
genuine parts of parts not designed
for this vehicle may be unusable.
A
B
A
B
A
B

4296-3. Do-it-yourself maintenance
6
Maintenance and care
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 break-
downs and vehicle fire
Observe the following precau-
tions.
Failure to do so may cause dam-
age to the vehicle, and possibly a
fire or injury.
●Never use a fuse of a higher
amperage rating than that indi-
cated, or use any other object in
place of a fuse.
●Always use a genuine Toyota
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 over-
load determined and repaired by
your Toyota dealer as soon as
possible.
■To prevent damage to the
engine compartment fuse box
cover
When opening the fuse box, com-
pletely release the claw locks
before lifting up the cover. Other-
wise, the claws may be damaged.
Headlight aim
Vertical movement adjust-
ing bolts
Before checking the head-
light aim
A
B

4306-3. Do-it-yourself maintenance
1Using a Phillips-head screw-
driver, turn bolt A in either
direction.
Remember the turning direction
and the number of turns.
2Turn 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 vehi-
cle to your Toyota dealer to adjust
the headlight aim.
■LED lights
The lights other than the outer foot
lights (vehicles without panoramic
view monitor) each consist of a
number of LEDs. I f any of the LEDs
burn out, take your vehicle to your
Toyota dealer to have the light
replaced.
■Condensation build-up on the
inside of the lens
Temporary condensation build-up
on the inside of the light lens does
not indicate a mal function. Contact
your Toyota dealer for more infor-
mation in the following situations:
●Large drops of water have built up
on the inside of the lens.
●Water has built up inside the light.
■When replacing an electronic
component, such as a lights,
etc.
 P.428
Adjusting the headlight
aimExterior lights
If any exterior light does not
turn on, have it replaced by
your Toyota dealer.

431
7
7
When trouble arises
When trouble arises
7-1. Essential informationEmergency flashers .... 432
If your vehicle has to be stopped in an emergency.................................. 433
If the vehicle is submerged or water on the road is ris-
ing ............................. 434
7-2. Steps to take in an emer- gency
If your vehicle needs to be towed......................... 436
If you think something is wrong ........................ 439
If a warning light turns on or a warning buzzer sounds
.................................. 441
If a warning message is dis- played........................ 451
If you have a flat tire.... 456
If the hybrid system will not start ........................... 463
If you lose your keys ... 465
If the fuel filler door cannot be opened ................. 465
If the electronic key does not operate properly .. 466
If the 12-volt battery is dis- charged ..................... 468
If your vehicle overheats .................................. 473
If the vehicle becomes stuck .......................... 477

4327-1. Essential information
7-1.Essential information
Press the switch.
All the turn signal lights will flash.
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 bat-
tery may discharge.
●If any of the SRS airbags deploy
(inflate) or in the event of a strong
rear impact, the emergency flash-
ers will turn on automatically.
The emergency flashers will turn
off automatically after operating
for approximatel y 20 minutes. To
manually turn t he 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.)
Emergency flashers
The emergency flashers are
used to warn other drivers
when the vehicle has to be
stopped in the road due to a
breakdown, etc.
Operating instructions