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91
1
1-3. Theft deterrent system
PRIUS +_OM_OM47B24E_(EE)
For safety and security
Immobilizer system
The indicator light flashes after
the power switch has been turned
off to indicate that the system is
operating.
The indicator light stops flashing
after the power switch has been
turned to ACCESSORY or ON
mode to indicate that the system
has been canceled.
■System maintenance
The vehicle has a maintenance-free type 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 registered to the security
system (key with a built-in transponder chip) of another vehicle
The vehicle’s keys have built-in transponder chips that prevent
the hybrid system 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 vehi-
cle.
This system is designed to help prevent vehicle theft but does not
guarantee absolute security against all vehicle thefts.
Page 99 of 509
991-3. Theft deterrent system
1
PRIUS +_OM_OM47B24E_(EE)
For safety and security
■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. 452)
Page 100 of 509
1001-3. Theft deterrent system
PRIUS +_OM_OM47B24E_(EE)■
Alarm-operated door lock
In the following cases, depending on the situation, the door may automatically
lock to prevent improper entry into the vehicle:
●When a person remaining in the vehicle unlocks the door and the alarm is
activated.
● While the alarm is activated, a person remaining in the vehicle unlocks the
door.
● 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. 477)
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 139 of 509
139
3
Operation of
each component
PRIUS +_OM_OM47B24E_(EE) 3-1. Key information
Keys ................................... 140
3-2. Opening, closing and locking the doors
Side doors.......................... 144
Back door...........................148
Smart entry & start system ............................. 153
3-3. Adjusting the seats Front seats ......................... 170
Second seats .....................174
Third seats ......................... 179
Head restraints .................. 182
3-4. Adjusting the steering wheel and mirrors
Steering wheel ................... 185
Inside rear view mirror ....... 187
Outside rear view mirrors ............................. 189
3-5. Opening and closing the windows
Power windows .................. 191
Page 140 of 509
1403-1. Key information
PRIUS +_OM_OM47B24E_(EE)
Keys
The following keys are provided with the vehicle.Electronic keys
• Operating the smart entry &start system ( →P. 153)
• Operating the wireless remote
control function
Mechanical keys
Key number plate
Locks all the doors ( →P. 144)
Unlocks all the doors ( →P. 144)
The keys
1
2
3
Wireless remote control
1
2
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1413-1. Key information
3
Operation of each component
PRIUS +_OM_OM47B24E_(EE)
To take out the mechanical key,
press the release button and take
the key out.
After using the mechanical key,
store it in the electronic key. Carry
the mechanical key together with
the electronic key. If the electronic
key battery is depleted or the entry
function does not operate properly,
you will need the mechanical key.
(→ P. 450)
■If you lose your mechanical keys
New genuine mechanical keys can be made by any authorized Toyota dealer
or repairer, or another duly qualified and equipped professional using another
mechanical key and the key number stamped on your key number plate.
Keep the plate in a safe place such as your wallet, not in the vehicle.
■ When riding in an aircraft
When bringing an electronic key onto an aircraft, make sure you do not press
any buttons on the electronic key while inside the aircraft cabin. If you are
carrying an electronic key in your bag etc., ensure that the buttons are not
likely to be pressed accidentally. Pressing a button may cause the electronic
key to emit radio waves that could interfere with the operation of the aircraft.
Using the mechanical key
Release button
Page 142 of 509

1423-1. Key information
PRIUS +_OM_OM47B24E_(EE)■
Electronic key battery depletion
●The standard battery life is 1 to 2 years.
● If the battery becomes low, an alarm will sound in the cabin, and the smart
entry & start system warning light will flash (vehicles without multi-informa-
tion display) or a message will be displayed on the multi-information display
(vehicles with multi-information display) when the hybrid system stops.
(→ P. 415)
● As the electronic key always receives radio waves, the battery will become
depleted even if the electronic key is not used. The following symptoms indi-
cate that the electronic key battery may be depleted. Replace the battery
when necessary. ( →P. 361)
• The smart entry & start system or the wireless remote control does not operate.
• The detection area becomes smaller.
• The LED indicator on the key surface does not turn on.
● To avoid serious deterioration, do not leave the electronic key within 1 m (3
ft.) of the following electrical appl iances that produce a magnetic field:
•TVs
• Personal computers
• Cellular phones, cordless phones and battery chargers
• Table lamps
• Induction cookers
■ Replacing the battery
→ P. 361
■ Confirmation of the registered key number
The number of keys already registered to the vehicle can be confirmed. Ask
any authorized Toyota dealer or re pairer, or another duly qualified and
equipped professional.
■ If a wrong key is used
The key cylinder rotates freely to isolate inside mechanism.
Page 143 of 509

1433-1. Key information
3
Operation of each component
PRIUS +_OM_OM47B24E_(EE)NOTICE
■
To prevent key damage
●Do not drop the keys, subject them to strong shocks or bend them.
● Do not expose the keys to high temperatures for long periods of time.
● Do not get the keys wet or wash them in an ultrasonic washer etc.
● Do not attach metallic or magnetic materials to the keys or place the keys
close to such materials.
● Do not disassemble the keys.
● Do not attach a sticker or anything else to the surface of the electronic key.
● Do not place the keys near objects that produce magnetic fields, such as
TVs, audio systems and induction cookers.
● Do not place the keys near medical electrical equipment such as low-fre-
quency therapy equipment or microwave therapy equipment, and do not
receive medical attention with the keys on your person.
■ Carrying the electronic key on your person
Carry the electronic key 10 cm (3.9 in.) or more away from electric appli-
ances that are turned on. Radio wave s emitted from electric appliances
within 10 cm (3.9 in.) of the electronic key may interfere with the key, caus-
ing the key to not function properly.
■ In case of a smart entry & start syst em malfunction or other key-related
problems
Take your vehicle with all the electronic keys provided with your vehicle to
any authorized Toyota dealer or repairer, or another duly qualified and
equipped professional.
■ When an electronic key is lost
If the electronic key remains lost, the risk of vehicle theft increases signifi-
cantly. Visit any authorized Toyota dealer or repairer, or another duly quali-
fied and equipped professional immediately with all remaining electronic
keys that were provided with your vehicle.