Page 97 of 496

97
1
1-3. Theft deterrent system
PRIUS +_OM_OM47888E_(EE)
For safety and security
Alar m∗
The alarm uses light and sound to give an alert when an intrusion is
detected.
The alarm is triggered in the following situations when the alarm is
set:
●A locked door or back door is unlocked or opened in any way other
than using the entry function or wireless remote control.
● The hood is opened.
● The quarter windows or back door window are tapped or broken. (if
equipped)
Close the doors and hood, and
lock all the doors using the entry
function or wireless remote con-
trol. The system will be set auto-
matically after 30 seconds.
The indicator light changes from
being on to flashing when the sys-
tem is set.
Do one of the following to deactivate or stop the alarm.
● Unlock the doors using the entry function or wireless remote con-
trol.
● Start the hybrid system. (The alarm will be deactivated or stopped
after a few seconds.)
∗: If equipped
The alarm
Setting the alarm system
Deactivating or stopping the alarm
Page 98 of 496
981-3. Theft deterrent system
PRIUS +_OM_OM47888E_(EE)
■System maintenance
The vehicle has a maintenance-free type alarm system.
■ Items to check before locking the vehicle
To prevent unexpected triggering of the alarm and vehicle theft, make sure of
the following.
● Nobody is in the vehicle.
● The windows is closed before the alarm is set.
● No valuables or other personal items are left in the vehicle.
■ Triggering of the alarm
The alarm may be triggered in the following situations:
(Stopping the alarm deactivates the alarm system.)
●The doors are unlocked using the
mechanical key.
● A person inside the vehicle opens a door
or hood.
● The 12-volt battery is recharged or
replaced when the vehicle is locked.
(→ P. 441)
Page 99 of 496
991-3. Theft deterrent system
1
PRIUS +_OM_OM47888E_(EE)
For safety and security
■Alarm-operated door lock
●When the alarm is operating, the doors are locked automatically to prevent
intruders.
● Do not leave the key inside the vehicle when the alarm is operating, and
make sure the key is not inside the vehicle when recharging or replacing the
12-volt battery.
■ Customization
The alarm can be set to deactivate when the mechanical key is used to
unlock.
(Customizable features: →P. 465)
NOTICE
■ To ensure the system operates correctly
Do not modify or remove the system. If modified or removed, the proper
operation of the system cannot be guaranteed.
Page 101 of 496

1011-3. Theft deterrent system
1
PRIUS +_OM_OM47888E_(EE)
For safety and security
■Canceling and automatic re-enabling of the intrusion sensor
●The alarm will still be set even when the intrusion sensor are canceled.
● After the intrusion sensor are canc eled, pressing the power switch or
unlocking the doors using the entry function or wireless remote control will
re-enable the intrusion sensor.
● The intrusion sensor will automatically be re-enabled when the alarm sys-
tem is deactivated.
■ Intrusion sensor detection considerations
The sensor may trigger the alar m in the following situations:
● Places with extreme vibrations or noises, or situations in which the vehicle is
subject to repeated impacts or vibrations:
• When parked in a parking garage
• When the vehicle is transported by a ferry, trailer, train, etc.
• When ice adhering to the vehicle is removed
• When the vehicle is in an automatic or high-pressure car wash
• When in a hail or lightning storm
●
A window is open.
In this case, the sensor may detect the
following:
• Wind or the movement of objects
such as leaves and insects inside the
vehicle
• Ultrasonic waves emitted from devices such as the intrusion sensors
of other vehicles
• The movement of people outside the vehicle
● Unstable items, such as dangling acces-
sories or clothes hanging on the coat
hooks, are in the vehicle.
Page 105 of 496

1052. Instrument cluster
2
Instrument cluster
PRIUS +_OM_OM47888E_(EE)
Warning lights inform the driver of malfunctions in any of the vehicle’s
systems.
Warning lights
*1
(Red)
Brake system warning
light (→P. 376)*1, 2
(If equipped)
PCS warning light
(→ P. 378)
*1
(Yellow)
Brake system warning
light ( →P. 376)*1Slip indicator light
(→ P. 378)
*1Charging system
warning light ( →P. 376)*1High coolant
temperature warning
light ( →P. 380)
*1
(If equipped)
Low engine oil pressure
warning light ( →P. 377)*1
(If equipped)
Parking lock system
warning light ( →P. 378)
*1
(If equipped)
Hybrid system warning
light ( →P. 377)
(If equipped)
Parking lock
system warning
message
(→ P. 379)
*1Malfunction indicator
lamp ( →P. 377)
(If equipped)
Hybrid battery indicator
light ( →P. 379)
*1SRS warning light
(→ P. 377)*1
(If equipped)
LED headlight warning
light ( →P. 379)
*1ABS warning light
(→ P. 377)*1Automatic headlight
leveling system warning
light ( →P. 380)
*1Electric power steering
system warning light
(→ P. 377)*1
(Flashes)
(If equipped)
P position request
indicator light ( →P. 379)
Page 110 of 496