2021 TOYOTA RAV4 key battery

726What to do if... (Troubleshooting)
1-1.What to do if... (Troubleshooting)What to do if... (Troubleshooting)
If you lose your keys or
mechanical keys, new genu-
ine keys or mechanical keys
can be made by your Toyota
dealer. ( P.664)
 Vehicles with smart key sys-
tem:
If you lose your electronic
keys, the risk of vehicle theft
increases significantly. Con-
tact your Toyota dealer imme-
diately. ( P.664)
 Is the key battery weak or
depleted? ( P.613)
 Vehicles with smart key sys-
tem:
Is the engine switch in ON?
When locking the doors, turn
the engine switch to OFF.
( P.199) 
Vehicles with smart key sys-
tem:
Is the electronic key left inside
the vehicle?
When locking the doors,
make sure that you have the
electronic key on your person.
 The function may not operate
properly due to the condition
of the radio wave. ( P.105,
130)
 Is the child-protector lock set?
The rear door cannot be
opened from inside the vehi-
cle when the lock is set. Open
the rear door from outside
and then unlock the child-pro-
tector lock. ( P.114)
 Is the shift lever in P?
( P.195)
 Is the battery discharged?
( P.666)
 Did you press the engine
If you have a problem,
check the following before
contacting your Toyota
dealer.
The doors cannot be
locked, unlocked, opened
or closed
You lose your keys
The doors cannot be
locked or unlocked
The rear door cannot be
opened
If you think something is
wrong
The engine does not start
(vehicles without smart
key system)
The engine does not start
(vehicles with smart key
system)

727What to do if... (Troubleshooting)
switch while firmly depress-
ing the brake pedal?
(P.196)
 Is the shift lever in P?
( P.196)
 Is the electronic key any-
where detectable inside the
vehicle? ( P.129)
 Is the steering wheel
unlocked? ( P.197)
 Is the electronic key battery
weak or depleted?
In this case, the engine can
be started in a temporary
way. ( P.665)
 Is the battery discharged?
( P.666)
 Is the engine switch in ON?
If you cannot release the shift
lever by depressing the brake
pedal with the engine switch
in ON ( P.202)
 Vehicles without smart key
system:
It is locked to prevent theft of
the vehicle if the key is
removed from the engine
switch. ( P.195)
 Vehicles with smart key sys- tem:
It is locked automatically to
prevent theft of the vehicle.
(
P.197)
 Is the window lock switch
pressed?
The power window except for
the one at the driver’s seat
cannot be operated if the win-
dow lock switch is pressed.
( P.160)
 The auto power off function
will be operated if the vehicle
is left in ACC or ON (the
engine is not running) for a
period of time. ( P.200)
 The seat belt reminder light is
flashing
Are the driver and the passengers
wearing the seat belts? ( 
P.645)
The parking brake indicator is
on
Is the parking br ake released?
( 
P.205)
Depending on the situation,
other types of warning buzzer
The shift lever cannot be
shifted from P even if you
depress the brake pedal
The steering wheel can-
not be turned after the
engine is stopped
The windows do not open
or close by operating the
power window switches
The engine switch is
turned off automatically
(vehicles with smart key
system)
A warning buzzer sounds
during driving

732Alphabetical Index
Digital Rear-view Mirror ......... 147
Dimensions ............................. 676
Dinghy towing ........................ 193
DisplayBSM (Blind Spot Monitor)..... 265
Drive information .................... 93
Driving information ................. 91
Dynamic radar cruise control with full-speed range .......... 253
Fuel consumption information 99
Intuitive parking assist .......... 273
LTA (Lane-Tracing Assist) ... 246
Multi-information display ........ 89
RCTA ................................... 265
Warning messages .............. 649
Do-it-yourself maintenance ...... ........... 573, 577
Door lock Back door ............................. 115
Side doors ............................ 109
Smart key system................. 129
Wireless remote control ....... 104
Doors
Automatic door locking and unlocking system................ 114
Back door ............................. 115
Door glasses ........................ 158
Door lock .............................. 109
Open door warning buzzer ... 113
Outside rear view mirrors ..... 156
Rear door child-protectors.... 114
Side doors ............................ 109
Downhill assist control system ............................................... 362
Drive information ..................... 93
Driver’s seat belt reminder light ............................................... 645
Driver’s seat position memory ............................................... 138Driving position memory....... 138
Memory recall function ......... 140
Driving Break-in tips .........................172
Correct posture .......................27
Driving mode select switch ...355
Procedures ...........................171
Winter drive tips....................371
Driving information display .....91
Driving mode select switch ...355
Driving position memory .......138 Memory recall function .........140
Driving support system informa- tion display..............................93
Dynamic radar cruise control with full-speed rangeFunction................................253
Warning message . ...............649
Dynamic Torque Control AWD system ...................................365
Dynamic Torque Vectoring AWD system ...................................365
E
Eco drive mode .......................355
Eco Driving Indicator ...............92
Eco Driving Indicator Light......92
EDR (Event data recorder) .......10
Elapsed time .............................93
Electric Power Steering (EPS) Function................................364
Warning light ........................640
Electronic key Battery-saving function .........130
If the electronic key does not operate properly .................664
Replacing the battery ...........613
Electronic sunshade ..............164 Jam protection function ........165
Operation..............................164
Emergency, in case of If a warning buzzer sounds ..638
If a warning light turns on .....638
If a warning message is dis-played .................................649

Alphabetical Index733
If the electronic key does not operate properly ................. 664
If the engin e will not start ..... 662
If the vehicle battery is dis- charged .............................. 666
If the vehicle is trapped in rising water .................................. 629
If you have a flat tire ............. 653
If you lose your keys ............ 664
If you think something is wrong ........................................... 636
If your vehicle becomes stuck ........................................... 672
If your vehicle has to be stopped in an emergency................. 628
If your vehicle needs to be towed ........................................... 631
If your vehicle overheats ...... 670
Emergency flashers ............... 628
Engine ACC.............................. 195, 199
Compartment ....................... 582
Engine switch ............... 195, 196
Fuel pump shut off system ... 637
Hood..................................... 579
How to start the engine 195, 196
Identification number ............ 678
If the engin e will not start ..... 662
If your vehicle has to be stopped in an emergency................. 628
Ignition switch (Engine switch) ................................... 195, 196
Overheating.......................... 670
Tachometer ...................... 82, 85
Engine coolant Capacity ............................... 680
Checking .............................. 584
Preparing and c hecking before
winter.................................. 371
Warning light ........................ 639
Engine coolant temperature gauge................................. 82, 85 Engine immobilizer system .....70
Engine oil
Capacity ...............................678
Checking ..............................582
Preparing and checking before winter ..................................371
Warning light ........................639
Engine switch .................195, 196 Auto power off fun ction.........200
Changing the engine switch modes.................................199
Changing the engine switch positions .............................195
If your vehicle has to be stopped in an emergency .................628
Enhanced Vehicle Stability Con- trol (Enhanced VSC ) .............364
Enhanced VSC (Enhanced Vehi- cle Stability Control).............364
Entering letters and numbers/list screen operation...................389Entering letters and numbers389
List screen ............................390
EPS (Electric Po wer Steering)
Function................................364
Warning light ........................640
Establishing an Android Auto connection .......... ..................412
Establishing an Apple CarPlay connection .......... ..................411
Event data recorder (EDR) .......10
F
Flat tire.....................................653 Tire pressure warning system...........................................592
Floor mats .................................26
Fluid Automatic transm ission ........681
Brake ............................585, 682
Washer .................................588
FM ............................................429

Alphabetical Index735
HooksCargo hooks ......................... 539
Coat hooks ........................... 556
Retaining hooks (floor mat) .... 26
Horn ......................................... 144
I
I/M test ..................................... 576
Identification Engine .................................. 678
Vehicle ................................. 677
Ignition switch (Engine switch) ....................................... 195, 196Auto power off function ........ 200
Changing the engine switch modes ................................ 199
Changing the engine switch positions ............................. 195
If your vehicle has to be stopped in an emergency................. 628
Starting the engine ....... 195, 196
Immobilizer system .................. 70
Indicators .................................. 76
Info button (Menu screen) ..... 381
Initialization Items to initialize................... 712
Maintenance......................... 573
Moon roof ............................. 162
Panoramic moon roof ........... 165
Parking Support Brake ......... 284
Power back door .................. 124
Power windows .................... 158
Tire pressure warning system........................................... 599
Initial screen ........................... 385 Caution screen ..................... 385
Restarting the system .......... 385
Inside rear view mirror... 145, 147
Instrument panel light control ............................... 84, 88
Interior lights .......................... 532 Switch................................... 532 Wattage ................................682
Intuitive parking assist Function................................273
Warning message . ...............276
iPod/iPhone (Apple CarPlay) .438
J
Jack Positioning a floor jack .........580
Vehicle-equipped jack ..........654
Jack handle .............................654
Jam protection function Electronic sunshade .............165
Moon roof .............................161
Panoramic moon r oof ...........165
Power back door ..................122
Power windows ....................158
K
Keyless entry Smart key system .................129
Wireless remote control........104
Keys .........................................102 Battery-saving function .........130
Electronic key .......................102
Engine switch ...............195, 196
If the electronic key does not operate properly .................664
If you lose your keys.............664
Key number plate .................102
Keyless entry ................104, 129
Mechanical key.....................107
Replacing the battery ...........613
Warning buzzer .. ..................129
Wireless remote control key .104
Knee airbags .............................33
L
Lane Tracing Assist (LTA) .....240 Operation..............................240

Alphabetical Index739
sion system ........................ 234
Function ............................... 232
Warning light ........................ 640
Warning message ........ 230, 651
Projection button (Menu screen) ............................................... 381
R
Radar cruise control Dynamic radar cruise control with full-speed range .......... 253
Radiator ................................... 585
Radio ....................................... 429
RCTA (Rear Cross Traffic Alert) RCTA Function............. 264, 270
Warning message ................ 266
Rear Cross Traffic Alert (RCTA) ............................................... 264
Rear passengers’ seat belt reminder light ....................... 645
Rear seat Folding down the rear seatbacks........................................... 137
Head restraints ..................... 141
Seat heaters ......................... 529
Rear seat heaters ................... 529
Rear side marker lights Light switch .......................... 211
Replacing light bulbs ............ 619
Rear turn signal lights Replacing light bulbs ............ 619
Turn signal lever................... 204
Wattage ................................ 682
Rear view mirror Digital Rear-view Mirror........ 147
Inside rear view mirror.......... 145
Outside rear view mirrors ..... 156
Rear view monitor system ..... 296 Driving precautions .............. 296
Rear view monitor system pre-cautions .............................. 298
Screen description ............... 297 Things you should know .......302
Rear window defogger ...517, 524
Rear window wiper .................221
Receiving a call using the
Bluetooth
® hands-free system
...............................................479
Refueling ............ .....................223
Capacity ...............................678
Fuel types .....................678, 688
Opening the fuel tank cap ....224
Registering/Connecting a
Bluetooth
® device ................394
Profiles .................................397
Registering a Bluetooth
® audio
player for the first time ........396
Registering a Bluetooth
® phone
for the first time...................394
Remote Connect .....................508
Replacing Electronic key battery ...........613
Fuses....................................616
Light bulbs ............................619
Tires .....................................653
Wiper insert ..........................610
Wireless remote control battery...........................................613
Reporting safety defects for U.S. owners ...................................714
Resetting the message indicat- ing maintenance is required 573
Road Sign Assist ....................250
Rock & Dirt mode ...................357
RSA (Road Sign Assist) .........250
S
Screen adjustment . ................392
Seat belt reminder light..........645
Seat belts...................................29 Adjusting the seat belt shoulder anchor height........................31
Automatic Locking Retractor ..31