Page 183 of 740

PRIUS_OM_OM47E09U_(U)
1833-1. Key information
3
Operation of each component
■If  a  message  regarding  the  state  of  the  electronic  key  or  power   switch
mode, etc. is shown
To  prevent  trapping  the  electronic  key  inside  the  vehicle,  leav ing  the  vehicle
without turning off the power switch or other passengers from u nintentionally
taking  the  key  out  of  the  vehicle,  etc.,  a  message  that  prompts  the  user  to
confirm  the  state  of  the  electronic  key  or  power  switch  mode  ma y  be  shown
on the multi-information display. In those cases, follow the in structions on the
display immediately.
■ If “Key Battery Low Replace Key Battery” is displayed on the multi-infor-
mation display
The electronic key has a low battery. Replace the electronic ke y battery. 
( P. 560)
■ Replacing the battery
P. 560
■ Confirmation of the registered key number
The  number  of  keys  already  registered  to  the  vehicle  can  be  confirmed. Ask
your Toyota dealer.
■ If  “A  New  Key  has  been  Registered  Contact  Your  Dealer  for  Detai ls”  is
displayed on the multi-information display
This  message  will  be  displayed  each  time  the  driver’s  door  is  opened  when
the  doors  are  unlocked  from  the  outside  for  approximately  10  da ys  after  a
new electronic key has been registered.
If this message is displayed but you have not had a new electro nic key regis-
tered,  ask  your  Toyota  dealer  to  check  if  an  unknown  electronic   key  (other
than those in your possession) has been registered.
■ If a wrong key is used
The key cylinder rotates freely to isolate inside mechanism. 
     
        
        Page 185 of 740
185
PRIUS_OM_OM47E09U_(U)
3-2. Opening, closing and locking the doors
3
Operation of each component
Side doors
◆Smart key system 
Carry the electronic key to enable this function.
Grip  the  driver’s  door  handle
to  unlock  the  door.  Holding
the  driver’s  door  handle  for
approximately  2  seconds
unlocks all the doors. 
Some  models,  grip  the  front
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. 189)
Touch the lock sensor (the indentation on the surface of the front
door handle) to lock the doors.
Check that the door is securely locked.
The  vehicle  can  be  locked  and  unlocked  using  the  entry  func-
tion, wireless remote control or door lock switches. 
Unlocking and locking the doors from the outside
1
2 
     
        
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186
PRIUS_OM_OM47E09U_(U)
3-2. Opening, closing and locking the doors
◆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  but-
ton  again  within  3  seconds
unlocks the other doors.
Press  and  hold to open the side
windows  and  moon  roof  (if
equipped).
*
*
: This setting must be customized at your Toyota dealer.
■ Operation signals
Doors:
A buzzer sounds and the emergency flashers flash to indicate th at the doors
have been locked/unlocked. (Locked: Once; Unlocked: Twice)
Side windows and moon roof (if equipped):
A buzzer sounds to indicate that the side windows and moon roof  are operat-
ing.
■ Security feature
If  a  door  is  not  opened  within  approximately  60  seconds  after  t he  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  full y  closed,  a
buzzer  sounds  continuously  for  5  seconds.  Fully  close  the  door  to  stop  the
buzzer, and lock the vehicle once more.
■ If the smart key system or the wireless remote control does not operate
properly
●Use the mechanical key to lock and unlock the doors. ( P. 647)
● Replace the key battery with a new one if it is depleted. ( P. 560)
1
2
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. 
     
        
        Page 187 of 740
PRIUS_OM_OM47E09U_(U)
1873-2. Opening, closing and locking the doors
3
Operation of each component
◆Door lock switchesLocks 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 lock bu tton to the lock position.
Close the door.
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.
Locking and unlocking the doors from the inside
1
2
1
2
Locking the front doors from  the outside without a key
1
2 
     
        
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188
PRIUS_OM_OM47E09U_(U)
3-2. Opening, closing and locking the doors
The  door  cannot  be  opened  from
inside the vehicle when the lock is
set.Unlock
Lock
These  locks  can  be  set  to  prevent
children  from  opening  the  rear
doors.  Push  down  on  each  rear
door switch to lock both rear doors.
The following functions can be set or canceled:
For instructions on customizing, refer to P. 690.
Rear door child-protector lock
1
2
Automatic door locking and unlocking systems
FunctionOperation
Shift  position  linked  door
locking functionShifting  the  shift  position  to  any  positions  other
than P locks all the doors.
Shift  position  linked  door
unlocking functionShifting  the  shift  position  to  P  unlocks  all  the
doors.
Speed  linked  door  lock-
ing functionAll the doors are locked when the vehicle speed
is approximately 12 mph (20 km/h) or higher.
Driver’s  door  linked  door
unlocking functionAll  the  doors  are  unlocked  when  the  driver’s
door is opened within approximately 45 seconds
after turning the power switch off. 
     
        
        Page 189 of 740

PRIUS_OM_OM47E09U_(U)
1893-2. Opening, closing and locking the doors
3
Operation of each component
■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  h old    or
 for approximately 5 seconds while pushing the   button on the k ey. 
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  .)
■ Using the mechanical key
The doors can also be locked and unlocked with the mechanical k ey. 
( P. 647)
■ Open door warning buzzer
If the vehicle speed reaches 3 mph (5 km/h), the master warning  light flashes
and a buzzer sounds to indicate that the door(s) is not fully c losed.
The open door(s) is displayed on the multi-information display.
■ Conditions  affecting  the  operation  of  the  smart  key  system  or  w ireless
remote control
P. 198
■ Customization
Settings (e.g. unlocking function using a key) can be changed. 
(Customizable features:  P. 690)
Multi-information 
displayUnlocking doorsBeep
Hold the driver’s door handle
to  unlock  only  the  driver’s
door.
Exterior:  Beeps  three
times
Interior: Pings once
Hold  the  passenger’s  door
handle  or  back  door  opener
to unlock all the doors.
Hold the front door handle or
back  door  opener  to  unlock
all the doors.Exterior: Beeps twice 
Interior: Pings once
1
2
2 
     
        
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PRIUS_OM_OM47E09U_(U)
3-2. Opening, closing and locking the doors
WARNING
■To prevent an accident
Observe the following precautions while driving the vehicle.
Failure  to  do  so  may  result  in  a  door  opening  and  an  occupant  could  be
thrown out of the vehicle, resulting in death or serious injury .
● Ensure that all doors are properly closed and locked.
● Do not pull the inside handle of the doors while driving. 
Be especially careful for the front doors, as the doors may be  opened even
if the inside lock buttons are in locked position.
● Set the rear door child-protector locks when children are seate d in the rear
seats.
■ When opening or closing a door
Check the surroundings of the vehicle such as whether the vehic le is on an
incline,  whether  there  is  enough  space  for  a  door  to  open  and  w hether  a
strong  wind  is  blowing.  When  opening  or  closing  the  door,  hold  the  door
handle tightly to prepare for any unpredictable movement.
■ When  using  the  wireless  remote  control  and  operating  the  power  win-
dows or moon roof (if equipped)
Operate  the  power  window  or  moon  roof  after  checking  to  make  su re  that
there  is  no  possibility  of  any  passenger  having  any  of  their  body  parts
caught in the side window or moon roof. Also, do not allow chil dren to oper-
ate the wireless remote control. It is possible for children an d other passen-
gers to get caught in the power window or moon roof. 
     
        
        Page 191 of 740
191
PRIUS_OM_OM47E09U_(U)
3-2. Opening, closing and locking the doors
3
Operation of each component
Back door
◆Smart key system (if equipped)
Carry the electronic key to enable this function.
Locks all the doors
Check  that  the  door  is  securely
locked.
Unlocks all the doors
The  doors  cannot  be  unlocked
for 3 seconds after the doors are
locked.
◆Wireless remote control
 P.   1 8 6
◆Door lock switches
P.   1 8 7
Raise the back door while pushing
up the back door opener switch.
The  back  door  can  be  unlocked/locked  and  opened/closed  by
the following procedures.
1
2
Opening the back door from outside the vehicle