2021 TOYOTA RAV4 check engine

3885-2. Basic information before operation
with a metal object, such as
the following, it may not oper-
ate properly:
• Magnetic isolation cards
• Metallic foil, such as the inner
packaging of a cigarette box
• Metallic wallets or bags
• Coins
• Discs, such as a CD or DVD
 If the operable part of a
capacitive touch screen but-
ton is wiped, it may operate
unintentionally.
 If the capacitive touch screen
button is being touched when
the engine switch is changed
to ACC or ON, the button may
not operate properly. In this
case, remove anything touch-
ing the button, turn the engine
switch to OFF and then turn it
to ACC or ON, or restart the
system by press and hold the
“POWER VOLUME” knob for
3 seconds or more.
●Capacitive touch screen button
sensor sensitivity can be adjusted.
( P.418)
1 Press the “HOME” button.
2 Check that the home screen
is displayed.
 Selecting a screen will display
it full screen.
●The display information and area
on the home screen can be cus-
tomized.
●The home screen can be set to
several types of split layouts
Home screen
On the home screen, multi-
ple screens, such as the
audio/visual system screen,
hands-free screen and clock
screen, can be displayed
simultaneously.
Home screen operation

4005-3. Connectivity settings
is not currently connected will
switch the connection to the
function.
 If the desired Bluetooth
®
device is not on the list, select
“Add New Device” to register
the device. ( P.401)
4 Select the desired connec-
tion.
 “Device Info”: Select to con-
firm and change the
Bluetooth
® device informa-
tion. ( P.402)
When another Bluetooth®
device is connected
 To disconnect the Bluetooth
®
device, select “Yes”.
5 Check that a confirmation
screen is displayed when the
connection is complete.
 If an error message is dis-
played, follow the guidance
on the screen to try again.
●It may take time if the device con-
nection is carried out during
Bluetooth
® audio playback.
●Depending on the type of
Bluetooth® device being con-
nected, it may be necessary to
perform additional steps on the device.
●When disconnecting a Bluetooth®
device, it is recommended to dis-
connect using the system.
■Connecting a Bluetooth®
device in a different way
(from phone top screen)
 P.473
■Connecting a Bluetooth®
device in a different way
(from phone setup screen)
 P.487
■Connecting a Bluetooth®
device in a different way
(from Bluetooth
® audio
screen)
 P.444
■Auto connection mode
To turn auto connection mode
on, set “Bluetooth Power” to on.
( P.403) Leave the Bluetooth
®
device in a location where the
connection can be established.
 When the engine switch is in
ACC or ON, the system
searches for a nearby regis-
tered device.
 The system will connect with
the registered device that was
last connected, i f it is nearby.
When automatic connection
priority is set to on and there
is more than one registered
Bluetooth
® phone available,
the system will automatically
connect to the Bluetooth
®

4925-15. Phone settings
4Transfer the contact data to
the system using a
Bluetooth
® phone.
 This operation may be unnec-
essary depending on the type
of Bluetooth
® phone.
 To cancel this function, select
“Cancel”.
5 Check that a confirmation
screen is displayed when the
operation is complete.
Backed-up contact data
(“vCard” formatted) can be
transferred from USB device or
Bluetooth
® phone to this sys-
tem.
1 Connect a USB device.
( P.426)
2 Select “Transfer Contacts
from Device”.
3 Select “From USB”.
4 Select “USB 1” or “USB 2”
when the multiple USB
devices are connected. If a
USB device is connected,
skip this procedure.
5 Select “Replace Contacts” or
“Add Contact”. If the contact
is already registered, skip
this procedure.
“Replace Contacts”: Select to trans-
fer the contact fro m the connected
USB device or Bluetooth
® phone
and replace the current one.
“Add Contact”: Select to transfer the desired contact data from the
connected USB device or
Bluetooth
® phone to add to the cur-
rent one.
6 Select a desired file from
vCard file list.
7 Check that a confirmation
screen is displayed when the
operation is complete.
●Depending on the type of
Bluetooth® phone used and num-
ber of files, it may take time to dis-
play vCard file lists and download
contacts.
●Downloading may not complete
correctly in the following cases:
• If the engine switch is turned off during downloading.
• If the USB device or Bluetooth
®
phone is removed before down-
loading is complete.
New contact data can be regis-
tered.
Up to 4 numbers per person can
be registered. For PBAP com-
patible Bluetooth
® phones, this
function is available when “Auto-
matic Transfer” is set to off.
( P.489)
1 Select “New Contact”.
2 Enter the name and select
“OK”.
3 Enter the phone number and
select “OK”.
4 Select the phone type for the
phone number.
From USB device
Registering a new contact
to the contacts list

5005-16. What to do if... (Bluetooth®)
■In other situations
The Bluetooth
® connection sta-
tus is displayed at the top of the
screen each time the engine
switch is in ACC or ON.
Even though all conceivable
measures have been taken, the
symptom status does not
change.
●For details, refer to the owner’s
manual that came with the cellular
phone.
Likely causeSolution
Connection con-
firmation display
on this system is
set to on.
To turn off the
display, set con-
nection confir-
mation display
on this system to
off. ( P.404)
Likely causeSolution
The cellular
phone is not
close enough to
this system.Bring the cellu-
lar phone closer
to this system.
Radio interfer-
ence has
occurred.
Turn off Wi-Fi®
devices or other
devices that may
emit radio
waves.
The cellular
phone is the
most likely cause
of the symptom.
Turn the cellular
phone off,
remove and rein-
stall the battery
pack, and then
restart the cellu-
lar phone.
Enable the cellu-
lar phone’s
Bluetooth
® con-
nection.
Disable the
Wi-Fi
® connec-
tion of the cellu-
lar phone.
Stop the cellular
phone’s security
software and
close all applica-
tions.
Before using an
application
installed on the
cellular phone,
carefully check
its source and
how its operation
might affect this
system.
Likely causeSolution

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

5727-2. Maintenance
7-2.Maintenance
■Repair and replacement
It is recommended that genuine
Toyota parts be used for repairs to
ensure performanc e of each sys-
tem. If non-Toyota p arts are used in
replacement or if a repair shop other
than a Toyota dealer performs
repairs, confirm the warranty cover-
age.
■Allow inspection and repairs to
be performed by a Toyota
dealer
●Toyota technicians are well-
trained specialists and are kept up
to date with the latest service
information. They are well
informed about the operations of
all systems on your vehicle.
●Keep a copy of the repair order. It
proves that the maintenance that
has been performed is under war-
ranty coverage. If any problem
should arise while your vehicle is
under warranty, your Toyota
dealer will promptly take care of it.
General maintenance should be
performed on a daily basis. This
can be done by yourself or by a
Toyota dealer.
Scheduled maintenance should
be performed at specified inter-
vals according to the mainte-
nance schedule.
For details about maintenance
items and schedules, refer to the
“Scheduled Maintenance Guide” or
“Owner’s Manual Supplement”.
Maintenance require-
ments
To ensure safe and econom-
ical driving, day-to-day care
and regular maintenance
are essential. It is the
owner’s responsibility to
perform regular checks.
Toyota recommends the fol-
lowing maintenance:
WARNING
■If your vehicle is not properly
maintained
Improper maintenance could
result in serious damage to the
vehicle and possible death or seri-
ous injury.
■Handling of the battery
●Engine exhaust, some of its
constituents, and a wide variety
of automobile components con-
tain or emit chemicals known to
the State of California to cause
cancer and birth defects and
other reproductive harm. Work
in a well ventilated area.
●Oils, fuels and fluids contained
in vehicles as well as waste pro-
duced by component wear con-
tain or emit chemicals known to
the State of California to cause
cancer and birth defects or
other reproductive harm. Avoid
exposure and wash any
affected area immediately.
●Battery posts, terminals and
related accessories contain lead
and lead compounds which are
known to cause brain damage.
Wash your hands after han-
dling. ( P.587)
General maintenance
Scheduled maintenance

5737-2. Maintenance
7
Maintenance and care
■Resetting the message indicat-
ing maintenance is required
After the required maintenance is
performed according to the mainte-
nance schedule, please reset the
reminder light or message.
To reset the reminder light or mes-
sage, follow the procedure
described below:
1 Press or of the meter
control switches and select
on the multi-information display.
2 Press or of the meter
control switches and select
“Vehicle Settings”. Then press
and hold .
3 Press or of the meter
control switches and select
“Scheduled Maintenance”. Then
press .
4 Select “Yes” and press .
You can perform some mainte-
nance procedures by yourself.
Please be aware that do-it-your-
self maintenance may affect
warranty coverage.
The use of Toyota Repair Manuals
is recommended.
For details about warranty cover-
age, refer to the separate “Owner’s
Warranty Information Booklet” or
“Owner’s Manual Supplement”.
Do-it-yourself mainte-
nance
General maintenance
Listed below are the general
maintenance items that
should be performed at the
intervals specified in the
“Owner’s Warranty Informa-
tion Booklet” or “Owner’s
Manual Supplement/Sched-
uled Maintenance Guide”. It
is recommended that any
problem you notice should
be brought to the attention
of your Toyota dealer or
qualified service shop for
advice.
WARNING
■If the engine is running
Turn the engine o ff and ensure
that there is adequate ventilation
before performing maintenance
checks.
Engine compartment
ItemsCheck points
BatteryCheck the connec-
tions. ( P.587)
Brake fluid
Is the brake fluid at
the correct level?
( P.585)
Engine coolant
Is the engine cool-
ant at the correct
level? ( P.584)
Engine oil
Is the engine oil at
the correct level?
( P.582)

5757-2. Maintenance
7
Maintenance and care
Seat belts
• Do the seat belts operate
smoothly?
• The seat belts should not be
damaged.
Seats
• Do the seat con-trols operate
properly?
Steering wheel
• Does the steer-ing wheel rotate
smoothly?
• Does the steer- ing wheel have
the correct
amount of free
play?
• There should not be any strange
sounds coming
from the steer-
ing wheel.
Vehicle exterior
ItemsCheck points
Doors
• Do the doors operate
smoothly?
Engine hood
• Does the engine hood lock system
work properly?
Fluid leaks
• There should not be any signs of
fluid leakage
after the vehicle
has been parked.
ItemsCheck points
Tires
• Is the tire infla-tion pressure
correct?
• The tires should not be damaged
or excessively
worn.
• Have the tires been rotated
according to the
maintenance
schedule?
• The wheel nuts should not be
loose.
Windshield
wipers/rear
window wiper
• The wiper blades should not show
any signs of
cracking, split-
ting, wear, con-
tamination or
deformation.
• The wiper blades should clear the
windshield with-
out streaking or
skipping.
ItemsCheck points