2021 TOYOTA RAV4 key battery

5336-2. Using the interior lights
6
Interior features
Turns the switch to the door
position (door linked)
When a door is opened while the
door position is on, the lights turn
on.
1Turns the door position on
2 Turns the lights off
■Rear interior light
1 Turns the light off
2 Turns the door position on
When a door is opened while the
door position is on, the light turns
on.
3Turns the light on
Turns the lights on/off
■Illuminated entry system (vehi-
cles with smart key system)
The lights automatically turn on/off
according to the engine switch
mode, the presence of the elec-
tronic key, whether the doors are
locked/unlocked, and whether the
doors are opened/closed.
■To prevent the battery from
being discharged
If the interior light s remain on when
the engine switch is turned to OFF,
the lights will go off automatically
after 20 minutes.
■The interior lights will turn on
automatically when
If any of the SRS airbags deploy
(inflate) or in the event of a strong
rear impact, the in terior lights will
turn on automatically.
The interior lights will turn off auto-
matically after approximately 20
minutes.
The interior lights can be turned off
manually. However, in order to help
prevent further co llisions, it is rec-
ommended that they be left on until
safety can be ensured.
(The interior lights may not turn on
automatically depending on the
force of the impact and conditions of
the collision.)
■Customization
Setting (e.g. the time elapsed before
the lights turn off) can be changed.
(Customizable features: P.710)
Operating personal lights

5556-4. Using the other interior features
6
Interior features
Fold down the armrest for use.An assist grip installed on the
ceiling can be used to support
your body while sitting on the
seat.
NOTICE
●When other wireless keys (that
emit radio waves) are being
used nearby
In addition, excl uding the above-
mentioned, when the charger
does not perform normally or the
operation display lamp is flashing
continuously, it is considered that
the wireless charger is malfunc-
tioning. Contact authorized
Toyota dealer.
■To prevent failure or damage
to data
●Do not bring magnetic cards,
such as credit cards, a contact-
less IC card, or magnetic
recording media, etc., close to
the charger while charging, oth-
erwise, data may disappear
under the influence of magne-
tism. Also, do no t bring preci-
sion instruments such as wrist
watches, etc., close to the char-
ger, as such objects may break.
●Do not leave portable devices in
the cabin. The temperature
inside the cabin may become
high, when under the sun, and
cause damage to the device.
■To prevent battery discharge
When the engine is stopped, do
not use the wireless charger for a
long time.
Armrest
NOTICE
■To prevent damage to the
armrest
Do not apply too much load on the
armrest.
Assist grips
WARNING
■Assist grips
Do not use the assist grip when
getting in or out of the vehicle or
rising from your seat.

565
7
7
Maintenance and care
Maintenance and care
7-1. Maintenance and careCleaning and protecting the vehicle exterior .......... 566
Cleaning and protecting the vehicle interior ........... 569
7-2. Maintenance Maintenance requirements.................................. 572
General maintenance.. 573
Emission inspection and maintenance (I/M) pro-
grams ........................ 576
7-3. Do-it-yourself mainte- nance
Do-it-yourself service pre- cautions ..................... 577
Hood ........................... 579
Positioning a floor jack 580
Engine compartment ... 582
Tires ............................ 589
Tire inflation pressure . 604
Wheels ......... ...............606
Air conditioning filter .... 608
Wiper insert replacement .................................. 610
Wireless remote con- trol/electronic key battery.................................. 613
Checking and replacing fuses.......................... 616
Light bulbs................... 619

5667-1. Maintenance and care
7-1.Maintenance and care
Working from top to bottom,
liberally apply water to the
vehicle body, wheel wells and
underside of the vehicle to
remove any dirt and dust.
 Wash the vehicle body using
a sponge or soft cloth, such
as a chamois.
 For hard-to-remove marks,
use car wash soap and rinse
thoroughly with water.
 Wipe away any water.
 Wax the vehicle when the
waterproof coating deterio-
rates.
If water does not bead on a clean
surface, apply wax when the vehi-
cle body is cool.
■Automatic car washes
●Before washing the vehicle:
• Fold the mirrors
• Turn off the power back door (if equipped)
Start washing from the front of the
vehicle. Make sure to extend the
mirrors before driving.
●Brushes used in automatic car washes may scratch the vehicle
surface, parts (wheel, etc.) and
harm your vehicle’s paint.
●Rear spoiler may not be washable
in some automatic car washes.
There may also be an increased
risk of damage to vehicle.
■High pressure car washes
As water may enter the cabin, do
not bring the nozzle tip near the
gaps around the doors or perimeter
of the windows, or spray these
areas continuously.
■Note for a smart key system (if
equipped)
If the door handle becomes wet
while the electronic key is within the
effective range, t he door may lock
and unlock repeatedly. In that case,
follow the following correction pro-
cedures to wash the vehicle:
●Place the key in a position 6 ft. (2
m) or more separate from the
vehicle while the vehicle is being
washed. (Take care to ensure that
the key is not stolen.)
●Set the electronic key to battery-
saving mode to disable the smart
key system. ( P.130)
■Wheels and wheel ornaments (if
equipped)
●Remove any dirt immediately by
using a neutral detergent.
●Wash detergent off with water
immediately after use.
●To protect the paint from damage,
make sure to obs erve the follow-
ing precautions.
• Do not use acidic, alkaline or
abrasive detergent.
• Do not use hard brushes.
• Do not use detergent on the wheels when they are hot, such
as after driving or parking in hot
weather.
●For vehicles with 18-inch matte
painted wheels and 19-inch matte
painted wheels: The wheels are
not maintained i n the same way
Cleaning and protect-
ing the vehicle exte-
rior
Perform the following to
protect the vehicle and
maintain it in prime condi-
tion:
Cleaning instructions

5877-3. Do-it-yourself maintenance
7
Maintenance and care
Check the battery as follows.
■Battery exterior
Make sure that the battery termi-
nals are not corroded and that
there are no loose connections,
cracks, or loose clamps.
Terminals
Hold-down clamp
■Before recharging
When recharging, t he battery pro-
duces hydrogen ga s which is flam-
mable and explosive. Therefore,
observe the following precautions
before recharging:
●If recharging wi th the battery
installed on the vehicle, be sure to
disconnect the ground cable.
●Make sure the power switch on
the charger is off when connecting
and disconnecting the charger cables to the battery.
■After recharging/reconnecting
the battery (vehicles with smart
key system)
The engine may not start. Follow the
procedure below to initialize the sys-
tem.
1 Shift the shift lever to P.
2 Open and close any of the doors.
3 Restart the engine.
●Unlocking the doors using the
smart key system may not be pos-
sible immediately after reconnect-
ing the battery. If this happens,
use the wireless remote control or
the mechanical key to lock/unlock
the doors.
●Start the engine with the engine
switch in ACC. T he engine may
not start with th e engine switch
turned off. However, the engine
will operate normally from the sec-
ond attempt.
●The engine switch mode is
recorded by the vehicle. If the bat-
tery is disconnected and recon-
nected, the vehi cle will return the
engine switch mode to the status
it was in before t he battery was
disconnected. Make sure to turn
off the engine switch before dis-
connecting the battery. Take extra
care when connecting the battery
if the engine switch mode prior to
the battery being disconnected is
unknown.
If the engine will no t start even after
multiple attempts, contact your
Toyota dealer.
NOTICE
■If the fluid level is low or high
It is normal for the brake fluid level
to go down slightly as the brake
pads wear out or when the fluid
level in the accumulator is high.
If the reservoir needs frequent
refilling, there ma y be a serious
problem.
Checking the battery
A
B

6137-3. Do-it-yourself maintenance
7
Maintenance and care
■If the key battery is depleted
The following symptoms may occur:
●The smart key system (if
equipped) and wireless remote
control will no t function properly.
●The operationa l range will be
reduced.
Prepare the following before
replacing the battery:
 Flathead screwdriver
 Small flathead screwdriver
 Lithium battery CR2032
■Use a CR2032 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 batteries accord-
ing to the local laws.
Vehicles without smart key
system
1 Remove the cover.
Use a screwdriver of an appropriate
size. Forcedly prying may cause
the cover damaged.
NOTICE
■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.
Wireless remote con-
trol/electron ic key bat-
tery
Replace the battery with a
new one if it is depleted.
Items to prepare
Replacing the battery

6147-3. Do-it-yourself maintenance
To prevent damag e to the key,
cover the tip of the screwdriver with
a rag.
2 Remove the battery cover.
If the battery cover is difficult to
remove, lift the ed ge to remove it.
3Remove the depleted bat-
tery.
When removing the battery, use a
screwdriver of an appropriate size.
Insert a new battery with the “+” ter-
minal facing up.
4Install the battery cover with
the tab facing up.
Push the entire edge of the battery cover into the key.
5
Install the key cover.
Align the key co ver with the key
and then press it straight into the
key.
Make sure that the key cover is
securely installed without any gaps
between it and the key.
Vehicles with smart key sys-
tem
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

6157-3. Do-it-yourself maintenance
7
Maintenance and care
the cover damaged.
To prevent damage 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.
4When installing, reverse the
steps listed.
WARNING
■Battery precautions
Observe the following precau-
tions. Failure to do so may result
in death or se rious 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.
■To prevent battery explosion
or leakage of flammable liq-
uid or gas
●Replace the batt ery with a new
battery of the same type. If a
wrong type of ba ttery 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.