immobilizer TOYOTA COROLLA 2023 Owners Manual

2TABLE OF CONTENTS
For your information ........................5
Reading this manual ...................... 11
How to search ................................ 12
Pictorial index ................................ 13
1-1. For safe use Before driving ........................ 24
For safe driving ..................... 25
Seat belts .............................. 27
SRS airbags .......................... 31
Front passenger occupant clas- sification system.................. 41
Exhaust gas precautions....... 46
1-2. Child safety Riding with children ............... 47
Child restraint systems .......... 48
1-3. Emergency assistance Safety Connect ..................... 72
1-4. Theft deterrent system Engine immobilizer system ... 77
Alarm ..................................... 78
2-1. Instrument cluster Warning lights and indicators............................................ 82
Gauges and meters (4.2-inch display)................................ 86
Gauges and meters (7-inch dis- play) .................................... 89
Multi-information display (4.2-inch display)................. 91
Multi-information display (7-inch display)................................ 97
Fuel consumption information ......................................... 1023-1. Key information
Keys ................................... 106
3-2. Opening, closing and locking the doors
Doors ................................. 111
Trunk .................................. 117
Smart key system .............. 120
3-3. Adjusting the seats Front seats ......................... 125
Rear seats.......................... 126
Head restraints................... 128
3-4. Adjusting the steering wheel and mirrors
Steering wheel ................... 130
Inside rear view mirror ....... 131
Outside rear view mirrors ... 132
3-5. Opening and closing the win- dows
Power windows .................. 134
Moon roof ........................... 137
3-6. Favorite settings My Settings ........................ 140
4-1. Before driving Driving the vehicle.............. 143
Cargo and luggage ............ 149
Vehicle load limits .............. 152
Trailer towing...................... 152
Dinghy towing .................... 153
4-2. Driving procedures Engine (ignition) switch (vehicles without a smart key system)........ ................................. 154
Eng

ine (ignition) switch (vehicles
with a smart key system) . 155
1For safety and security
2Vehicle status information
and indicators
3Before driving
4Driving

23
1
1
For safety and security
For safety and security
.1-1. For safe useBefore driving ................. 24
For safe driving .............. 25
Seat belts ....................... 27
SRS airbags ................... 31
Front passenger occupant classification system .... 41
Exhaust gas precautions ..................................... 46
1-2. Child safety Riding with children ........ 47
Child restraint systems... 48
1-3. Emergency assistance Safety Connect .............. 72
1-4. Theft deterrent system Engine immobilizer system..................................... 77
Alarm.............................. 78

771-4. Theft deterrent system
1
For safety and security
1-4.Theft deterrent system
Vehicles without a smart key
system
The indicator light flashes after
the key has been removed from
the engine switch to indicate
that the system is operating.
The indicator light stops flashing
after the registered key has been inserted into the engine
switch to indicate that the sys-
tem has been canceled.
Vehicles with a smart key sys-
tem
The indicator light flashes after
the engine switch has been
turned off to indicate that the
system is operating.
The indicator light stops flashing
after the engine switch has been
turned to ACC or ON to indicate
that the system has been can-
celed.
■System maintenance
The vehicle has a mainte-
nance-free type engine immobilizer
system.
■Conditions that may cause the
system to malfunction
●If the grip portion of the key is in
contact with a metallic object
●If the key is in close proximity to or
touching a key to the security sys-
tem (key with a built-in transpon-
der chip) of another vehicle
Engine immobilizer
system
The vehicle’s keys have
built-in transponder chips
that prevent the engine from
starting if a key has not
been previously registered
in the vehicle’s on-board
computer.
Never leave the keys inside
the vehicle when you leave
the vehicle.
This system is designed to
help prevent vehicle theft
but does not guarantee
absolute security against all
vehicle thefts.
Operating the system
NOTICE
■To ensure the system oper-
ates correctly
Do not modify or remove the sys-
tem. If modified or removed, the
proper operation of the system
cannot be guaranteed.

1213-2. Opening, closing and locking the doors
3
Before driving
●Interior buzzer sounds continu-
ously
■Battery-saving function
The battery-saving function will be
activated in order to prevent the
electronic key battery and the vehi-
cle battery from being discharged
while the vehicle is not operated for
a long time.
●In the following situations, the
smart key system may take some
time to unlock the doors.
• The electronic key has been left within approximately 11 ft. (3.5 m)
of the outside of the vehicle for 2
minutes or longer.
• The smart key system has not been used for 5 days or longer.
●If the smart key
system has not
been used for 14 days or longer,
the doors cannot be unlocked
from any door except the driver’s
door. In this case, hold the driver’s
door handle, or use the wireless
remote control or mechanical key
to unlock the doors.
■Electronic key battery-saving
function
●When battery-saving mode is set,
battery depletion is minimized by
stopping the electronic key from
receiving radio waves.
Press twice while pressing and
holding . Confirm that the elec-
tronic key indicator flashes 4 times.
While the battery-saving mode is
set, the smart key system cannot be
used. To cancel the function, press
any of the electronic key buttons.
●Electronic keys that will not be
used for long periods of time can
be set to the battery-saving mode
in advance.
■Conditions affecting operation
The smart key system uses weak
radio waves. In the following situa-
tions, the communication between
the electronic key and the vehicle
may be affected, preventing the
smart key system, wireless remote
control and engi ne immobilizer sys-
tem from operating properly.
●When the electronic key battery is
depleted
SituationCorrection
procedure
An attempt was
made to lock the
vehicle while a door
was open.Close all of
the doors
and lock the
doors again.
The trunk was closed
while the electronic
key was still inside
the trunk and all the
doors were locked.Retrieve the
electronic
key from the
trunk and
close the
trunk lid.
SituationCorrection procedure
The engine switch
was turned to ACC
while the driver’s
door was open (or
the driver’s door was
opened while the
engine switch was in
ACC).
Turn the
engine
switch off
and close
the driver’s
door.
The engine switch
was turned to off
while the driver’s
door was open.
Close the
driver’s door

1544-2. Driving procedures
4-2.Driving procedures
1Check that the parking brake
is set. ( 168)
2 Check that the shift lever is in
P.
3 Firmly depress the brake
pedal.
4 Turn the engine switch to
START to start the engine.
■If the engine does not start
The engine immobilizer system may
not have been deactivated. ( P.77)
Contact your Toyota dealer.
■When the steering lock cannot
be released
When starting the engine, the
engine switch may seem stuck in
OFF. To free it, turn the key while
turning the steerin g wheel slightly
left and right.
1 OFF (“LOCK” position)
The steering wheel is locked and
the key can be re moved. (The key
can be removed only when the shift
lever is in P.)
2 ACC (“ACC” position)
Some electrical components such
as the audio sys tem can be used.
Engine (ignition)
switch (vehicles with-
out a smart key sys-
tem)
Starting the engine
WARNING
■When starting the engine
Always start the engine while sit-
ting in the driver’s seat. Do not
depress the accelerator pedal
while starting the engine under
any circumstances. Doing so may
cause an accident resulting in
death or serious injury.
NOTICE
■When starting the engine
●Do not crank the engine for
more than 30 seconds at a time.
This may overheat the starter
and wiring system.
●Do not race a cold engine.
●If the engine becomes difficult to
start or stalls frequently, have
your vehicle checked by your
Toyota dealer immediately.
Changing the engine
switch positions

1564-2. Driving procedures
engine switch mode.
■Engine switch illumination
According to the situation, the
engine switch illumi nation operates
as follows:
●When a door is opened, or the
engine switch mode is changed
from ACC or ON to off, the engine
switch illumination comes on.
●When depressing the brake pedal
with carrying the electronic key on
your person, the engine switch
illumination blinks.
●When the engine switch mode is
in ACC or ON, the engine switch
illumination is constantly illumi-
nated.
■If the engine does not start
●The engine immobilizer system
may not have been deactivated.
(  P. 7 7 )
Contact your Toyota dealer.
●If a message related to start-up is
shown on the multi-information
display, read the message and fol-
low the instructions.
■If the battery is discharged
The engine cannot be started using
the smart key system. Refer to
P.383 to restart the engine.
■Electronic key battery depletion
 P. 1 0 6
■Conditions affecting operation
 P. 1 2 1
■Notes for the entry function
 P.122
■Electronic key battery
 P.333
■Operation of the engine switch
●If the switch is not pressed shortly
and firmly, the engine switch
mode may not change or the
engine may not start.
●If attempting to restart the engine
immediately after turning the
engine switch off, the engine may
not start in some cases. After turn-
ing the engine switch off, please
wait a few seconds before restart-
ing the engine.
■Customization
If the smart key system has been
deactivated in a customized setting,
refer to P.381.
WARNING
■When starting the engine
Always start the engine while sit-
ting in the driver’s seat. Do not
depress the accelerator pedal
while starting the engine under
any circumstances.
Doing so may cause an accident
resulting in death o r serious injury.
NOTICE
■When starting the engine
●Do not race a cold engine.
●If the engine becomes difficult to
start or stalls frequently, have
your vehicle checked by your
Toyota dealer immediately.

3797-2. Steps to take in an emergency
7
When trouble arises
One of the following may be the
cause of the problem:
There may not be sufficient
fuel in the vehicle’s tank.
Refuel the vehicle.
 The engine may be flooded.
Try to restart the engine again
following correct starting pro-
cedures. ( P.154, 155)
 There may be a malfunction
in the engine immobilizer sys-
tem. ( P.77)
One of the following may be the
cause of the problem:
 The battery may be dis-
charged. ( P.383)
NOTICE
■Driving with tire chains and
the compact spare tire
Do not fit tire chains to the com-
pact spare tire. Tire chains may
damage the vehicle body and
adversely affect driving perfor-
mance.
■When replacing the tires
(vehicles with a tire pressure
warning system)
When removing or fitting the
wheels, tires or the tire pressure
warning valve and transmitter,
contact your Toyota dealer as the
tire pressure warning valve and
transmitter may be damaged if not
handled correctly.
■To avoid damage to the tire
pressure warning valves and
transmitters (vehicles with a
tire pressure warning system)
When a tire is repaired with liquid
sealants, the tire pressure warn-
ing valve and transmitter may not
operate properly. If a liquid seal-
ant is used, contact your Toyota
dealer or other qualified service
shop as soon as possible. Make
sure to replace the tire pressure
warning valve and transmitter
when replacing the tire.
If the engine will not
star t
If the engine will not start
even though correct starting
procedures are being fol-
lowed ( P.154, 155), con-
sider each of the following
points:
The engine will not start
even though the starter
motor operates normally.
The starter motor turns
over slowly, the interior
lights and headlights are
dim, or the horn does not
sound or sounds at a low
volume.

442Alphabetical Index
If your vehicle has to be stopped in an emergency................. 348
Ignition switch (engine switch) ................................... 154, 155
Overheating.......................... 387
Tachometer ............................ 86
Engine coolant Capacity ............................... 395
Checking .............................. 306
Preparing and c hecking before
winter.................................. 253
Engine coolant temperature gauge................................. 86, 89
Engine immobilizer system ..... 77
Engine oil Capacity ............................... 394
Checking .............................. 304
Preparing and c hecking before
winter.................................. 253
Warning light ........................ 357
Engine switch ................. 154, 155 Auto power off function ........ 159
Changing the engine switch modes ................................ 158
If your vehicle has to be stopped in an emergency................. 348
Enhanced VSC ........................ 249
EPS (Electric Power Steering) ............................................... 249Warning light ........................ 358
Event data recorder (EDR)......... 8
F
Flat tire Tire pressure warning system........................................... 313
Vehicles with a spare tire ..... 370
Floor mats ................................. 24
Fluid Brake .................................... 396
Continuously variable transmis-sion..................................... 396 Washer .................................310
Front passenger occupant clas- sification system ....................41
Front seats Adjustment ...........................125
Cleaning ...............................291
Correct driving posture ...........25
Head restraints .....................128
Seat heaters ....... ..................269
Front side marker lights Light switch...........................173
Replacing light bulbs ............342
Wattage ................................398
Front turn signal lights Replacing light bulbs ............341
Turn signal lever ...................167
Wattage ................................398
Front turn signal/parking lights Replacing light bulbs ............341
Fuel Capacity ...............................393
Fuel gauge .......................86, 89
Fuel pump shut off system ...355
Information ......... ..................399
Refueling ..............................180
Type......................................393
Warning light.........................359
Fuel consumption Average fuel economy ......93, 98
Current fuel consumption .93, 98
Fuel economy .....................93, 98
Fuel filler door Refueling ..............................180
Fuel gauge...........................86, 89
Fuel pump shut off system ....355
Fuses .......................................336
G
Gauges ................................86, 89
Glove box ................................274
Glove box light........................274

448Alphabetical Index
Tail lightsLight switch .......................... 173
Replacing light bulbs ............ 341
Theft deterrent system Alarm ...................................... 78
Engine immobilizer system .... 77
Tire inflation pre ssure............ 328
Maintenance data................. 397
Warning light ........................ 360
Tire information ...................... 401 Glossary ............................... 405
Size ...................................... 403
Tire identification number ..... 403
Uniform Tire Quality Grading 404
Tire pressure warning system Function ............................... 313
Installing tire pressure warning valves and transmitters ...... 315
Registering ID codes ............ 322
Registration of the position of each wheel ......................... 316
Setting the tire pressure ....... 318
Warning light ........................ 360
Tires Chains .................................. 254
Checking .............................. 311
If you have a flat tire ............. 370
Inflation pressure.................. 328
Information ........................... 401
Replacing ............................. 370
Rotating tires ........................ 313
Size ...................................... 397
Snow tires ............................ 253
Spare tire.............................. 370
Tire pressure warning system........................................... 313
Warning light ........................ 360
Tools ........................................ 371
Top tether strap ........................ 68
Total load capacity ................. 392
To w i n g Dinghy towing....................... 153 Emergency towing ................351
Towing eyelet........................353
Trailer towing ......
..................152
Toyota Safety Sense AHB (Automatic High Beam) 175
Cruise control .......................227
Dynamic radar cruise control 219
Emergency Driving Stop System...........................................230
LDA (Lane Departure Alert) ..206
LTA (Lane Tracing Assist) .....201
PCS (Pre-Collisio n System) .190
RSA (Road Sign Assist) ........217
Toyota Safety Sense 3.0[Toyota Safety Sense 3.0]PDA (Proactive driving assist) [PDA (Proactive driving assist)]........................................... 211
TRAC (Traction Control) ........249
Traction Control (TRAC) ........249
Trailer towing ..........................152
Transmission Continuously variable transmis-sion .............................160, 162
Driving mode select switch ...247
If th e s hif t le ver ca n no t b e s hif te d from P .........................161, 164
M mode ................................165
Paddle shift switches ....164, 165
Trip meters ..........................87, 90
Trunk ........................................ 117 Internal trunk rele ase lever ... 119
Smart key system ................. 118
Trunk light ............................. 119
Trunk opener ........................ 118
Wireless remote control........ 118
Trunk light ............................... 119 Wattage ................................398
Turn signal lights Replacing light bulbs ............341
Turn signal lever ...................167
Wattage ................................398

452
Engine immobilizer system