TOYOTA RAV4 PRIME 2022 Owners Manual

4817-3. Do-it-yourself maintenance
7
Maintenance and care
the filter.
Disengage the claws in the order of and to remove the filter from
the cover.
5 Remove the dust and clogs
from the filter using a vacuum
cleaner, etc.
Make sure to also remove the dust
and clogs from the inside of the air
intake vent cover.
6Reinstall the filter to the
cover.
Engage the claws in the order of and .
Engage the 4 center claws to install
the filter.
Make sure that the filter is not
crooked or deformed when install-
ing it.
7 Install the air intake vent
cover.
Insert the tab of the cover as shown
in the illustration and push the
cover to enga ge the 8 claws.
AB
BA

4827-3. Do-it-yourself maintenance
8Install the clip.
■Cleaning the air intake vent
●Dust in the air intake vent may
interfere with the cooling of the
DC/DC converter. If the cooling
performance/capacity of the
DC/DC converte r becomes lim-
ited, the 12-volt battery may dis-
charge. Inspect and clean the air
intake vent periodically.
●Improper handling of the air intake
vent cover and filt er may result in
damage to them. If you have any
concerns about cleaning the filter,
contact your Toyota dealer.
■If “Maintenan ce required for
DCDC converter cooling parts
See Owner’s Manual” is shown
on the multi-information display
●If this warning m essage is shown
on the multi-information display,
remove the air in take vent cover
and clean the filter. ( P.480)
●After cleaning the air intake vent,
start the hybrid system and check
that the warning message is no
longer shown.
It may take approximately 20 min-
utes after the hybrid system is
started until the warning message
disappears. If the warning mes-
sage does not disappear, have
the vehicle inspected by your
Toyota dealer.
WARNING
■When cleaning the air intake
vent
●Before cleaning the air intake
vent, make sure to turn the
power switch off to stop the
hybrid system.
●Do not use water or other liq-
uids to clean the air intake vent.
If water is applied to the DC/DC
converter or other components,
a malfunction or fire may occur.
NOTICE
■When cleaning the air intake
vent
When cleaning the air intake vent,
make sure to onl y use a vacuum
to suck out dust and clogs. If a
compressed air blow gun, etc. is
used to blow out dust and clogs,
the dust or clogs may be pushed
into the air intake vent, which may
affect the perfor mance of the
DC/DC converter and cause a
malfunction.
■To prevent damage to the
vehicle
●Do not allow wa ter or foreign
matter to enter the air intake
vent when the cover is
removed.
●Carefully handle the removed
filter so that i t will not be dam-
aged. If the filter is damaged,
have it replaced with a new filter
by your Toyo ta dealer.

4837-3. Do-it-yourself maintenance
7
Maintenance and care
■Windshield wiper blade
removal and installation
1 While holding the hook por-
tion of the wiper arm, first
lift up the driver side, and
then lift up the passenger
side.
When returning the wiper arms to
their original positions, first lower
the passenger side, and then lower
the driver side.
2Lift the stopper using a flat-
head screwdriver as shown
in the illustration.
To prevent damage to the wiper
arm, protect the tip of the screw-
NOTICE
●Make sure to reinstall the filter
and cover to their original posi-
tions after cleaning.
●Do not install anything to the air
intake vent other than the exclu-
sive filter for this vehicle or use
the vehicle without the filter
installed.
■If “Maintenance required for
DCDC converter cooling parts
See Owner’s Manual” is
shown on the multi-informa-
tion display
If the vehicle is continuously
driven with the warning message
(indicating that the cooling perfor-
mance/capacity of the DC/DC
converter may become limited)
displayed, the DC/DC converter
may malfunction. If the warning
message is displayed, clean the
air intake vent immediately.
Wiper insert replace-
ment
When replacing the wiper
insert, perform the following
procedure to operate each
wiper.
Windshield wipers
A

4847-3. Do-it-yourself maintenance
driver with a rag.
3Slide the wiper blade to
remove it from the wiper arm.
When installing, rev erse the steps
listed.
■Wiper insert replacement
1 Pull the wiper insert to
remove the claw of the wiper
blade from the stopper, and
pull out the wiper insert. Stopper
Claw
2 Remove the 2 metal plates
from the wiper insert pulled
out, and install the plates to a
new wiper insert.
Make sure that the cutout location
and warp direction of the metal
blades are same as the original.
3Install the wiper insert to the
wiper blade from the side
without the stopper.
4 Secure the stopper of the
wiper insert with the claw of
the wiper blade.
1 Lift up the rear window wiper
arm head cap.
2 Move the wiper blade until a
click sound can be heard and
Rear window wiper
A
B

4857-3. Do-it-yourself maintenance
7
Maintenance and care
the claw detaches, and then
remove the wiper blade from
the wiper arm.
3 Pull the wiper insert out past
the stopper on the wiper
blade, and then continue to
pull until it is completely
removed.
Lightly grasp betw een the claws of
the wiper blade to allow the wiper
insert to lift up, mak ing it easier to
remove.
4 Remove the 2 metal plates
from the old wiper insert and install them to the replace-
ment wiper insert.
5 Insert the wiper insert starting
from the claw at the center of
the wiper blade. Pass the
wiper insert through the 3
claws so that it sticks out
from the stopper, and then
pass the wiper insert through
the final remaining claw.
Applying a small amount of washer
fluid to the wiper i nsert can make it
easier to insert the claws into the
grooves.
6 Check that the wiper blade
claws are fitted in the
grooves of the wiper insert.
If the wiper blade claws are not fit-
ted in the grooves of the wiper
insert, grasp the wiper insert and
slide it back and forth multiple times
to insert the claws into the grooves.
Lightly lift up the center of the wiper
insert to make the rubber easier to

4867-3. Do-it-yourself maintenance
slide.
7When installing a wiper
blade, reverse the procedure
in step 1.
After installing the wiper blade,
check that the connection is locked.
■Wiper blade and wiper insert
handling
Improper handling may result in
damage to the wiper blades or wiper
insert. If you have any concerns
about replacing the wiper blades or
wiper insert yourself, contact your
Toyota dealer.
NOTICE
■When lifting th e windshield
wipers
●When raising the wiper arms off
the windshield, lift up the driver
side first, and then lift up pas-
senger side. When returning the
wipers to their original position,
return the passenger side first.
●Do not lift a win dshield wiper by
the wiper blade. Otherwise, the
wiper blade may be deformed.
●Do not operate the wiper lever
when the windshield wipers are
lifted. Otherwise, the wind-
shield wipers may contact the
hood, possibly resulting in dam-
age to the windshield wipers
and/or hood.
■To prevent damage
●Be careful not to damage the
claws when replacing the wiper
insert.
●After the wiper blade is removed
from the wiper arm, place a
cloth, etc., between the rear
window and wiper arm to pre-
vent damage to the rear win-
dow.
●Be sure not to pull excessively
on the wiper insert or deform its
metal plates.

4877-3. Do-it-yourself maintenance
7
Maintenance and care
■If the key battery is depleted
The following symptoms may occur:
●The smart key system and wire-
less remote contr ol will not func-
tion properly.
●The operational range will be
reduced.
Prepare the following before
replacing the battery:
 Flathead screwdriver
 Small flathead screwdriver
 Lithium battery CR2450
■Use a CR2450 lithium battery
●Batteries can be purchased at
your Toyota dealer, local electrical
appliance shops or camera stores.
●Replace only with the same or
equivalent type recommended by
the manufacturer.
●Dispose of used ba tteries accord-
ing to the local laws.
1 Release 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 damage to the key,
cover the tip of the flathead screw-
driver with a rag.
3Remove 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 batt ery may not be
visible. In this case, remove the
electronic key module in order to
remove the battery.
Insert a new battery with the “+” ter-
Electronic key battery
Replace the battery with a
new one if it is depleted.
Items to prepare
Replacing the battery

4887-3. Do-it-yourself maintenance
minal facing up.
4When installing, reverse the
steps listed.
WARNING
■Battery precautions
Observe the following precau-
tions.
Failure to do so m ay 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 swallowed, 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 b attery into a
part of your body, get emer-
gency medical attention imme-
diately.
■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 pr essure 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 cause the battery
to rust.
●Do not touch or move any other
component inside the remote
control.
●Do not bend either of the battery
terminals.

4897-3. Do-it-yourself maintenance
7
Maintenance and care
1Turn the power switch off.
Confirm that the charging connec-
tor is not connect ed. Also, do not
use the Remote Air Conditioning
System during the procedure.
2 Open the fuse box cover.
Engine compartment: Type A
fuse box
Push claws and to com-
pletely release the lock, and then lift
up the cover.
Engine compartment: Type B
fuse box
Push claws and to com-
pletely release the lock, and then lift
up the cover.
Left side instrument panel
Remove the lid.
Right side luggage compart-
ment
Open the deck board. ( P.411)
Push claw and to com-
pletely release the lock, and then lift
up the cover.
3 Remove the fuse.
Only type A fuse c an be removed
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
AB

4907-3. Do-it-yourself maintenance
using the pullout tool.
4Check 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.
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.
●If the lights do not turn on even
after the fuse has been replaced,
a bulb may need replacement.
( P.492)
●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
bulbs are connected to circuits
designed to prevent overload, non-
genuine parts or parts not designed
for this vehicle may be unusable.
A
B
A
B
A
B