2023 TOYOTA PRIUS alarm

1783-2. Opening, closing and locking the doors
PRIUS_OM_OM47F32E_(EE)
■Operation signals
The emergency flashers flash to indicate that the doors have been locked/
unlocked. (Locked: Once; Unlocked: Twice)
■Security feature
If a door is not opened within approximately 30 seconds after the vehicle is
unlocked, the security feature automatically locks the vehicle again.
■When the door cannot be locked by the lock sensor on the surface of the
door handle
■Door lock buzzer
If an attempt to lock the doors is made when a door is not fully closed, a
buzzer sounds continuously for 5 seconds. Fully close the door to stop the
buzzer, and lock the vehicle once more.
■Setting the alarm (if equipped)
Locking the doors will set the alarm system. (P. 93)
■If the smart entry & start system or the wireless remote control does not
operate properly
●Use the mechanical key to lock and unlock the doors. (P. 636)
●Replace the key battery with a new one if it is depleted. (P. 554) When the door cannot be locked even if
the lock sensor on the surface of the door
handle is touched by a finger, touch the
lock sensor with the palm.
When gloves are being worn, remove the
gloves.

1883-2. Opening, closing and locking the doors
PRIUS_OM_OM47F32E_(EE)
■ Effective range (areas within which the electronic key is detected)
When starting the hybrid system or changing power switch modes
The system can be operated when the electronic key is inside the vehi-
cle.
■ Alarms and warning messages
An alarm sounds and warning message displays shown on the multi-informa-
tion display are used to protect against unexpected accidents or theft of the
vehicle resulting from erroneous oper ation. When a warning message is dis-
played, take appropriate measures based on the displayed message.
When only an alarm sounds, circumstances and correction procedures are as
follows.
When locking or unlocking the doors
The system can be operated when
the electronic key is within about
0.7 m (2.3 ft.) of driver’s door handle,
front passenger’s door handle* and
back door opener switch*. (Only the
doors detecting the key can be oper-
ated.)
*: If equipped
AlarmSituationCorrection procedure
Exterior alarm
sounds once for 5
seconds
An attempt was made to
lock the vehicle while a door
was open.
Close all of the doors
and lock the doors
again.
Interior alarm
pings repeatedly
The power switch was
turned to ACCESSORY
mode while the driver’s door
was open (The driver’s door
was opened when the
power switch was in
ACCESSORY mode).
Turn the power switch
off and close the
driver’s door.

1923-2. Opening, closing and locking the doors
PRIUS_OM_OM47F32E_(EE)●If the electronic key is inside the vehicle and a door handle becomes wet
during a car wash, a message may be shown on the multi-information dis-
play and a buzzer will sound outside the vehicle. To turn off the alarm, lock
all the doors.
●The lock sensor may not work properly if it comes into contact with ice,
snow, mud, etc. Clean the lock sensor and attempt to operate it again.
●A sudden approach to the effective range or door handle may prevent the
doors from being unlocked. In this case, return the door handle to the origi-
nal position and check that the doors unlock before pulling the door handle
again.
●If there is another electronic key in the detection area, it may take slightly
longer to unlock the doors after the door handle is gripped.
■When the vehicle is not driven for extended periods
●To prevent theft of the vehicle, do not leave the electronic key within 2 m
(6 ft.) of the vehicle.
●The smart entry & start system can be deactivated in advance. (P. 670)
■To operate the system properly
Make sure to carry the electronic key when operating the system. Do not get
the electronic key too close to the vehicle when operating the system from the
outside of the vehicle.
Depending on the position and holding condition of the electronic key, the key
may not be detected correctly and the system may not operate properly. (The
alarm may go off accidentally, or the door lock prevention may not operate.)
■If the smart entry & start system does not operate properly
●Locking and unlocking the doors: Use the mechanical key. (P. 636)
●Starting the hybrid system: P. 637
■Customization
Settings (e.g. smart entry & start system) can be changed.
(Customizable features: P. 670)
■If the smart entry & start system has been deactivated in a customized
setting
●Unlocking and locking the doors:
Use the wireless remote control or mechanical key. (P. 177, 636)
●Starting the hybrid system and changing power switch modes: P. 637
●Stopping the hybrid system: P. 245

6387-2. Steps to take in an emergency
PRIUS_OM_OM47F32E_(EE)
■Stopping the hybrid system
Set the parking brake, shift the shift position to P and press the power switch
as you normally do when stopping the hybrid system.
■ Replacing the key battery
As the above procedure is a temporary measure, it is recommended that the
electronic key battery be replaced imm ediately when the battery is depleted.
( P. 554)
■ Alarm (if equipped)
Using the mechanical key to lock the doors will not set the alarm system.
If a door is unlocked using the mechanical key when the alarm system is set,
the alarm may be triggered. ( P. 9 3 )
■ Changing power switch modes
Release the brake pedal and press the power switch in step above. The
hybrid system does not start and modes will be changed each time the switch
is pressed. ( P. 246)
■ When the electronic key does not work properly
● Make sure that the smart entry & start system has not been deactivated in
the customization setting. If it is off, turn the function on.
(Customizable features: P. 670)
● Check if battery-saving mode is set. If it is set, cancel the function.
( P. 189)
WARNING
■When using the mechanical key and operating the power windows or
moon roof (if equipped)
Operate the power window or moon roof after checking to make sure that
there is no possibility of any passenger having any of their body parts
caught in the window or moon roof.
Also, do not allow children to operate the mechanical key. It is possible for
children and other passengers to get caught in the power window or moon
roof.
3

6397-2. Steps to take in an emergency
PRIUS_OM_OM47F32E_(EE)
7
When trouble arises
If the 12-volt batter y is discharged
If you have a set of jumper (or booster) cables and a second vehicle
with a 12-volt battery, you can jump start your vehicle by following the
steps below.
Vehicles with alarm ( P. 9 3 ) :
Confirm that the electronic key
is being carried.
When connecting the jumper (or
booster) cables, depending on the
situation, the alarm may activate
and doors locked. ( P. 95)
Open the hood. (P. 5 1 1 )
Remove the engine cover.
Pull up the both ends of the cover
vertically.
The following procedures may be used to start the hybrid sys-
tem if the vehicle’s 12-volt battery is discharged.
You can also call any authorized Toyota retailer or Toyota autho-
rized repairer, or any reliable repairer.
1
2
3

684What to do if... (Troubleshooting)
PRIUS_OM_OM47F32E_(EE)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? (P. 585)
●The parking brake indicator is on
Is the parking brake released? (P. 260)
Depending on the situation, other types of warning buzzer may also sound.
(P. 580, 589)
●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. (P. 93)
To stop the alarm, turn the power switch to ON mode or start the hybrid sys-
tem.
●Is the electronic key left inside the vehicle?
Check the message on the multi-information display. (P. 589)
●When a warning light turns on or a warning message is displayed, refer to
P. 580, 589.
A warning buzzer sounds during driving
An alarm is activated and the horn sounds
(vehicles with alarm)
A warning buzzer sounds when leaving the vehicle
A warning light turns on or a warning message is displayed

686Alphabetical index
PRIUS_OM_OM47F32E_(EE)
Alphabetical index
A/C............................................. 458
Air conditioning filter.............. 542
Automatic air conditioning
system ................................ 458
Blower customization ............ 462
Eco score (A/C score) ........... 150
Front seat concentrated
airflow mode (S-FLOW)...... 461
ABS (Anti-lock Brake
System) .................................. 441
Function ................................ 441
Warning light ......................... 581
ACA (Active Cornering
Assist) .................................... 441
Active Cornering Assist
(ACA) ...................................... 441
AHB (Automatic High
Beam) ..................................... 266
Air conditioning filter .............. 542
Air conditioning system .......... 458
Air conditioning filter.............. 542
Automatic air conditioning
system ................................ 458
Blower customization ............ 462
Eco score (A/C score) ........... 150
Front seat concentrated
airflow mode (S-FLOW)...... 461
Air intake vent ............................ 85
Cleaning ................................ 545
Airbag manual on-off
system ...................................... 51Airbags ....................................... 39
Airbag manual on-off
system .................................. 51
Airbag operating conditions .... 45
Airbag precautions for your
child ...................................... 41
Airbag warning light .............. 581
Correct driving posture ........... 32
Curtain shield airbag
operating conditions ............. 46
Curtain shield airbag
precautions........................... 43
General airbag precautions .... 41
Locations of airbags................ 39
Modification and disposal of
airbags.................................. 44
Side airbag operating
conditions ............................. 46
Side airbag precautions .......... 42
Side and curtain shield
airbags operating
conditions ............................. 46
Side and curtain shield
airbags precautions .............. 43
SRS airbags............................ 39
Alarm .......................................... 93
Alarm ...................................... 93
Intrusion sensor ...................... 96
A

699Alphabetical index
PRIUS_OM_OM47F32E_(EE)
Emergency flashers switch ... 568
Engine switch (power
switch) ................................ 244
EV drive mode switch ........... 250
Fog light switch ..................... 270
Fuel filler door opener
switch.................................. 279
“HUD” (Head-up display)
switch.................................. 161
Ignition switch (power
switch) ................................ 244
Instrument cluster light
control switch ...................... 102
LTA (Lane Tracing Assist)
switch.................................. 315
Light switch ........................... 261
Meter control switches .......... 101
Moon roof switches ............... 215
Outside rear view mirror
switches.............................. 207
P position switch ................... 254
Power door lock switches ..... 179
Power switch ......................... 244
Power window switch ............ 210
Rear window wiper and
washer switch ..................... 275
Rear window and outside
rear view mirror defoggers
switch.................................. 463
S-IPA switch.......................... 408
Seat heater switches............. 469
“SOS” button ........................... 74
Speed limiter ......................... 353
Talk switch
*
Telephone switches*
TRIP switch ........................... 121Vehicle-to-vehicle distance
switch ................................. 337
VSC OFF switch ................... 443
Window lock switch............... 210
Windshield wipers and
washer switch ..................... 271
Wireless charger power
supply switch ...................... 487
Tail lights .................................. 261
Light switch ........................... 261
Replacing light bulbs............. 565
Talk switch
*
Telephone switch*
Theft deterrent system
Alarm ...................................... 93
Double locking system ............ 92
Immobilizer system ................. 91
Intrusion sensor ...................... 96
Tire inflation pressure ............. 537
Maintenance data ................. 665
Warning light ......................... 584
Tire pressure warning
system .................................... 530
Function ................................ 530
Initializing .............................. 530
Installing tire pressure
warning valves and
transmitters......................... 530
Registering ID codes ............ 531
Warning light ......................... 584
T
*: Refer to “Navigation and multimedia system Owner’s manual”.