Page 40 of 512
40 1-3. Opening, closing and locking the doors and back door
PRIUS_U_(L/O_0802)■
Effective range (areas within which the electronic key is
detected)
When  locking  or  unlocking
the doors
The  system  can  be  operated
when  the  electronic  key  is
within  about  3ft.  (1  m)  of  an
outside  front  door  handles.
(Only  the  doors  detecting  the
key can be operated.)
When  starting  the  hybrid
system  or  changing
“POWER” switch modes
The  system  can  be  operated
when  the  electronic  key  is
inside the vehicle.
When  unlocking  the  back
door
The  system  can  be  operated
when  the  electronic  key  is
within  about  3  ft.  (1  m)  of  the
back door release button.
ITY13P007 
         
        
        
     
        
        Page 43 of 512

43
1-3. Opening, closing and locking the doors and back door
1
Before driving
PRIUS_U_(L/O_0802)
■
Switching the door unlock function
It is possible to set which doors the entry function unlocks. 
Turn the “POWER” switch OFF.
When  the  indicator  on  the  key  surface  is  turned  off,  push  and  hold for approximately 5 seconds while pushing the   button on
the key. 
The setting changes each time an operation is performed, as shown below.
(Wait for at least 5 seconds after each operation to continue an operation.)
Unlock the doors using the wireless remote control and open one of
the doors.
If  a  door  is  not  opened  within  30  seconds  after    is  pressed,  the
doors will be locked again and the alarm will automatically be set.
In case that the alarm is triggered, immediately stop the alarm. 
(P. 84)
STEP1
STEP2
ModeUnlocking doorsBeep
Driver’s door 
unlocking mode Hold the driver’s door 
handle to unlock only the 
driver’s
Exterior: one beep
Interior: two beeps 
sound three times
Hold the passenger’s door 
handle or back door 
opener to unlock all the 
doors
All doors 
unlocking mode Hold the front door handle 
or back door opener to 
unlock all the doors Exterior: one beep
Interior: two beeps 
sound twice
Single door 
unlocking mode Hold the driver’s door or 
back door opener to unlock 
the door.
Exterior: one beeps
Interior: two beeps 
sound once
Hold the passenger’s door 
handle to unlock all the 
doors
STEP3 
         
        
        
     
        
        Page 46 of 512

46 1-3. Opening, closing and locking the doors and back door
PRIUS_U_(L/O_0802)
■Alarms and warning indicators
A combination of exterior and interior alarms are used to prevent theft of the
vehicle  and  unforeseeable  accidents  resulting  from  erroneous  operation.
Take appropriate measures according to which warning light comes on. 
(P. 426)
● When any warning lights come on.
Take appropriate measures according to which warning light comes on.
(P. 426)
The  following  table  describes  circumstances  and  correction  procedures
when only alarms are sounded. 
*1: Follow the warning message displayed on the touch screen.
AlarmSituationCorrection procedure
Interior alarm:
One beep 
(sounds continu-
ously)
Touch screen: 
Warning mes-
sage
*
The hybrid system was not 
turned off and the trans-
mission was in a position 
other than “P”, and the 
driver’s door is open. Pressing the “P” posi-
tion switch.
Interior alarm:
Beeps
(sound intermit-
tently) The driver’s door is 
opened while the hybrid 
system is in ACCESSORY 
and the shift lever is in the 
“P” position.
Turn the hybrid sys-
tem OFF and close 
the driver’s door.
Exterior alarm:
One beep 
(sounds for 2 
seconds) The lock button has been 
pressed while the hybrid 
system is OFF and the 
smart key is still in the 
vehicle.
Take the smart key 
from the vehicle and 
lock the vehicle again.
Interior alarm:
One beep The battery charge of the 
smart key is low. Replace the battery of 
the smart key.
Exterior alarm:
One beep
(sound for 10 
seconds) The lock button is pressed 
when the hybrid system is 
OFF and one of the doors 
is half open.
Close all the doors 
then lock the vehicle 
again. 
         
        
        
     
        
        Page 49 of 512
49
1
1-3. Opening, closing and locking the doors and back door
Before driving
PRIUS_U_(L/O_0802)
Wireless remote control
■2-step unlocking function
When  you  push  the    button,  the  driver’s  door  is  unlocked.  Pushing  the
button again within 3 seconds unlocks the other doors.
■ Operation indicator
A buzzer sounds and the emergency flashers flash to indicate that the doors
have been locked/unlocked. (Locked: Once; Unlocked: Twice)
■ Door lock buzzer
If  a  door  is  not  fully  closed,  a  buzzer  sounds  continuously  if  an  attempt  to
lock  the  door  is  made.  Fully  close  the  door  to  stop  the  buzzer,  and  lock  the
vehicle once more.
■ Security feature
 P.   4 5
■ When the electronic key battery is fully depleted
 P. 396
The wireless remote control can be  used to lock and unlock the vehi-
cle and the back door fr om outside the vehicle. 
Locks all doors
Unlocks all doors
Sounds alarm 
(push and hold) (P.   8 5 ) 
         
        
        
     
        
        Page 51 of 512
51
1
1-3. Opening, closing and locking the doors and back door
Before driving
PRIUS_U_(L/O_0802)
Doors
The vehicle can be locked and unlocked using the entry function,
wireless remote control or door lock switch. 
■Smart key system
P.   3 7
■ Wireless remote control
P.   4 9
■ Door lock switch
Unlocks all doors
Locks all doors
■ Inside lock button
Locks the door
Unlocks the door
The  driver’s  door  can  be
opened  by  pulling  the  inside
handles  even  if  the  lock  but-
tons are in the lock position. 
         
        
        
     
        
        Page 52 of 512
52 1-3. Opening, closing and locking the doors and back door
PRIUS_U_(L/O_0802)
Locking the front doors from the outside without a keyMove the inside lock button to the lock position.
Close the door while  pulling the door handle.
Vehicles with smart key system
The  door  cannot  be  locked  if  t he  “POWER”  switch  is  in  ACCES-
SORY or ON mode, or the electronic key is left inside the vehicle.
Depending  on  the  position  of  the  electronic  key,  the  key  may  not  be
detected correctly and the door may be locked.
Vehicles without smart key system
The door cannot be locked if the electronic key is in the key slot.
Rear door child-protector lock
The door cannot be opened from
inside the vehicle when the locks
are set.
These locks can be set to prevent
children  from  opening  the  rear
doors.  Push  down  rear  door
switches to lock the rear doors. 
STEP1
STEP2 
         
        
        
     
        
        Page 53 of 512

53
1-3. Opening, closing and locking the doors and back door
1
Before driving
PRIUS_U_(L/O_0802)
■
Closing the front doors from outside with the inside lock button set in
the locked position
The door cannot be locked if the “POWER” switch is in ACCESSORY or ON
mode, or the electronic key is left in the vehicle. (However, depending on the
key’s location, the system may not be able to detect it. In these instances the
door lock protection function will not operate properly.)
■ Using the mechanical key
The doors can also be locked and unlocked with the mechanical key. 
(P. 450)
■ Customization that can be co nfigured at Toyota dealer
Settings (e.g. unlocking function using a key) can be changed. 
(Customizable features  P. 488)
CAUTION
■To prevent an accident
Observe the following precautions while driving the vehicle.
Failing  to  do  so  may  result  in  a  door  opening  and  an  occupant  falling  out,
resulting in death or serious injury.
● Always use a seat belt.
● Always lock all doors.
● Ensure that all doors are properly closed.
● Do not pull the inside handle of the front door while driving.
● Set the rear door child protector locks when children are seated in the rear
seat.  
         
        
        
     
        
        Page 432 of 512
432 5-2. Steps to take in an emergency
PRIUS_U_(L/O_0802)
Exterior alarm:
One beep 
(sounds for 2 
seconds)The lock button has 
been pressed while 
the hybrid system is 
not OFF and the shift 
position is in “P”.
Turn the hybrid sys-
tem OFF.
Interior alarm:
One beep (for 5 
seconds) The vehicle’s ID code 
detection system has 
judged that the smart 
key is not present 
when the “POWER” 
switch is pressed.
Check that the 
smart key is in the 
vehicle and within 
the detection area.
AlarmWarning 
lightDetailsCorrection procedure