key TOYOTA PRIUS C 2020 Owner's Manual

1263-1. Key information
PRIUS c_U
NOTICE
■To prevent key damage
Observe the following:
● 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 et c.
● Do not attach metallic or magnetic materials to the keys or pla ce the keys
close to such materials.
● Do not disassemble the keys.
● Do not attach a sticker or anything else to the surface of the 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 a s micro-
wave therapy equipment and low-frequency therapy equipment) or carry
them on your person when receiving medical treatment.
■ Carrying the electronic key on your person (vehicles with a sma rt key
system)
Carry the electronic key 3.9 in. (10 cm) or more away from elec tric appli-
ances that are turned on. Radio waves emitted from electric app liances
within 3.9 in. (10 cm) of the electronic key may interfere with the key, caus-
ing the key to not function properly.
■ In case of a smart key system malfunction or other key-related prob-
lems (vehicles with a smart key system)
Take your vehicle with all the electronic keys provided with yo ur vehicle to
your Toyota dealer.
■ When a vehicle key is lost (vehicles with a smart key system)
If the key remains lost, the risk of vehicle theft increases significantly. Visit
your Toyota dealer immediately with all remaining electronic keys that was
provided with your vehicle.

127
3
Operation of each component
PRIUS c_U
3-2. Opening, closing and locking the doors
◆Entry function (if equipped)
Carry the electronic key to enable this function.
Grip the driver's door handle
to unlock the door.
* (Grip the
passenger's door handle to
unlock all the doors.)
Make sure to touch the sensor
on the back of the handle.
The doors cannot be unlocked
for 3 seconds after the doors are
locked.
*: The door unlock settings can be changed. ( P. 134)
Touch the lock sensor (the indentation on the side of the door
handle) to lock the doors.
Check that the door is securely locked.
Side doors
Unlocking and locking the doors from the outside
1
2

1283-2. Opening, closing and locking the doors
PRIUS c_U
◆Wireless remote controlLocks all the doors
Check that the door is securely locked.
Unlocks all the doors
Pressing the button unlocks the driver’s door. Pressing the button again
within 3 seconds unlocks the other doors.
◆Key
Turning the key operates the doors as follows:
Vehicles without a smart key system
Locks all the doors
Unlocks all the doors
Driver’s side only: Turning the
key unlocks the driver’s door.
Turning the key again within 5
seconds unlocks the other
doors.
Vehicles with a smart key system
The doors can also be locked and unlocked with the mechanical
key. ( P. 5 2 0 )
Vehicles without a smart key
systemVehicles with a smart key sys-
tem
1
2
1
2

1293-2. Opening, closing and locking the doors
3
Operation of each component
PRIUS c_U
■Operation signals
Vehicles without a smart key system
The emergency flashers flash to indicate that the doors have been locked/
unlocked. (Locked: once; Unlocked: twice)
Vehicles with a smart key system
A buzzer sounds and the emergency flashers flash to indicate th at the doors
have been locked/unlocked. (Locked: once; Unlocked: twice)
■ Security feature
Vehicles without a smart key system
If a door is not opened within approximately 60 seconds after t he vehicle is
unlocked, the security feature automatically locks the vehicle again.
Vehicles with a smart key system
If a door is not opened within approximately 60 seconds after t he vehicle is
unlocked, the security feature automatically locks the vehicle again. (How-
ever, depending on the location of the electronic key, the key may be
detected as being in the vehicle. In this case, vehicle may be unlocked.)
■ When the door cannot be locked by the lock sensor on the surface of the
door handle (vehicles with a smart key system)
■ Door lock buzzer
If an attempt to lock the doors is made when a door is not full y closed, a
buzzer sounds continuously. Fully close the door to stop the bu zzer, and lock
the vehicle once more.
■ If the smart key system or the wireless remote control does not operate
properly
Vehicles with a smart key system: Use the mechanical key to loc k and unlock
the doors. ( P. 520)
Replace the key battery with a new one if it is depleted. ( P. 451)
Use your palm to touch the lock sensor.

1303-2. Opening, closing and locking the doors
PRIUS c_U
◆Door lock switchLocks all the doors
Unlocks all the doors
◆Inside lock buttonsLocks the door
Unlocks the door
The front doors can be opened
by pulling the inside handle
even if the lock buttons are in
the lock position.
Move the inside door lock bu tton to the lock position.
Close the door.
Vehicles without a smart key system
The door cannot be locked if either of the front doors is open and the
key is in the power switch.
Vehicles with a smart key system
The door cannot be locked if the p ower switch is in ACCESSORY or
ON mode, or the electronic key is left inside the vehicle.
The key may not be detected correctly and the door may be locke d.
Unlocking and locking the doors from the inside
1
2
1
2
Locking the front doors from the outside without a key
1
2

1323-2. Opening, closing and locking the doors
PRIUS c_U
The following functions can be set or canceled:
■Setting and canceling the functions
To switch between setting and canceling, follow the procedure
below: Vehicles without a smart key system: Close all the doors and tu rn
the power switch to the “ON” position. (Perform within 20 sec-
onds.)
Vehicles with a smart key system : Close all the doors and switch
the power switch to ON mode. (Perform within 20 seconds.)
Automatic door locking and unlocking systems
FunctionOperation
Shift position linked door
locking functionShifting the shift lever out of P locks all doors.
Shift position linked door
unlocking functionShifting the shift lever to P unlocks all doors.
Speed linked door locking
function (vehicles with a
smart key system)All doors are locked when the vehicle speed is
approximately 12 mph (20 km/h) or higher.
Driver’s door linked door
unlocking function (vehi-
cles without a smart key
system)All doors are unlocked when the driver’s door
is opened within 45 seconds after turning the
power switch to “ACC” or “LOCK”.
Driver’s door linked door
unlocking function (vehi-
cles with a smart key sys-
tem)All doors are unlocked when the driver’s door
is opened within 45 seconds after turning the
power switch off.
1
2
2

1343-2. Opening, closing and locking the doors
PRIUS c_U
■Switching the door unlock func tion (vehicles with a smart key system)
It is possible to set which doors the entry function unlocks using the wireless
remote control.
Turn the power switch off.
When the indicator light on the key surface is not on, press an d hold
or for about 5 seconds while pressing and holding .
The setting changes each time an operation is performed, as sho wn below.
(When changing the setting continuously, release the buttons, w ait for at least
5 seconds, and repeat step 2.)
■ Conditions affecting the operation of the smart key system or w ireless
remote control
Vehicles without a smart key system
The wireless remote control function may not operate normally i n the follow-
ing situations:
● When the wireless key battery is depleted
● Near a TV tower, electric power plant, gas station, radio stati on, large dis-
play, airport or other facility that generates strong radio wav es or electrical
noise
● When carrying a portable radio, cellular phone or other wireles s communi-
cation device
● When the wireless key is in contact with, or is covered by a me tallic object
● When other wireless keys (that emits radio waves) are being use d nearby
● If window tint with a metallic content or metallic objects are attached to the
rear window
Vehicles with a smart key system
P. 143
■ Customization that can be configured at Toyota dealer
Settings (e.g. unlocking function using a key) can be changed.
(Customizable features: P. 560)
1
2
Unlocking doorsBeep
Holding the driver's door handle
unlocks only the driver's door.
Exterior: Beeps 3 times
Interior: Beeps once
Holding the front passenger’s door
handle unlocks all the doors.
Holding either front door handle
unlocks all the doors.Exterior: Beeps twice
Interior: Beeps once

1413-2. Opening, closing and locking the doors
3
Operation of each component
PRIUS c_U
●Unlocks and locks the side doors ( P. 127)
● Unlocks and lock s the back door (P. 1 3 6 )
● Starts the hybrid system ( P. 1 9 2 )
■Antenna location
■ Effective range (areas within wh ich 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 th e vehi-
cle.
Smart key system
: If equipped
The following operations can be performed simply by carrying
the electronic key on your person, for example in your pocket.
The driver should always ca rry the electronic key.
Antennas inside the cabin
Antennas outside the cabin
Antenna outside the luggage compart-
ment
When locking or unlocking the doors
The system can be operated when
the electronic key is within about 2.3
ft. (0.7 m) of an outside door handle.
(Only the doors detecting the key
can be operated.)1
2
3

1423-2. Opening, closing and locking the doors
PRIUS c_U■
Alarms and warning indicators
A combination of exterior and interior alarms as well as warnin g messages
shown on the multi-information display is used to prevent theft of the vehicle
and accidents resulting from erroneous operation. Take appropriate mea-
sures in response to any warning message on the multi-information display.
( P. 489)
The following table describes circumstances and correction procedures when
only alarms are sounded.
■ Battery-saving function
The battery-saving function will be activated in order to preve nt the electronic
key battery and the 12-volt battery from being discharged while the vehicle is
not in operation 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 in an area of approximately 6 ft. (2 m) of
the outside of the vehicle for 10 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 at any of the doors except the driver’s door . In this case,
take hold of the driver’s door handle, or use the wireless remote control or
the 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.
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
sounds continu-
ously The power switch was
turned to ACCESSORY
mode while the driver's door
was open (or 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.
Press twice while pressing and
holding . Confirm that the electronic
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.

1433-2. Opening, closing and locking the doors
3
Operation of each component
PRIUS c_U■
Conditions affecting operation
The smart key system uses weak radio waves. In the following si tuations, the
communication between the electronic key and the vehicle may be affected,
preventing the smart key system, wireless remote control and immobilizer
system from operating properly. (Ways of coping: P. 520)
● When the electronic key battery is depleted
● Near a TV tower, electric power plant, gas station, radio stati on, large dis-
play, airport or other facility that generates strong radio wav es or electrical
noise
● When the electronic key is in contact with, or is covered by the following
metallic objects
• Cards to which aluminum foil is attached
• Cigarette boxes that have aluminum foil inside
• Metallic wallets or bags
• Coins
• Hand warmers made of metal
• Media such as CDs and DVDs
● When other wireless keys (that emit radio waves) are being used nearby
● When carrying the electronic key together with the following devices that
emit radio waves
• A portable radio, cellular phone, cordless phone or other wire less com-
munication device
• Another vehicle’s electronic key or a wireless key that emits radio waves
• Personal computers or personal digital assistants (PDAs)
• Digital audio players
• Portable game systems
● If window tint with a metallic content or metallic objects are attached to the
rear window
● When the electronic key is placed near a battery charger or ele ctronic
devices