Page 116 of 716

1163-1. Key information
HIGHLANDER_U (OM48F09U)■
Key battery depletion
Vehicles without a smart key system
If the wireless remote control function does not operate, the battery may be
depleted. Replace the battery when necessary. (P. 538)
Vehicles with a smart key system
● The standard battery life is 1 to 2 years.
● If the battery becomes low, an alarm will sound in the cabin when the engine
stops. ( P. 593)
● 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. 538)
• The smart key 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 3 ft. (1
m) of the following electrical appl iances that produce a magnetic field:
•TVs
• Personal computers
• Cellular phones, cordless phones and battery chargers
• Recharging cellular phones or cordless phones
• Table lamps
• Induction cookers
■ When the key battery is fully depleted
P. 538
■ Confirmation of the registered key number (vehicles with a smart key
system)
The number of electronic keys already registered to the vehicle can be con-
firmed. Ask your Toyota dealer for details.
■ If a wrong key is used (vehicles with a smart key system)
The key cylinder rotates freely to isolate inside mechanism.
■ Customization
Settings (e.g. wireless remote control system) can be changed.
(Customizable features: P. 668)
Page 118 of 716

1183-1. Key information
HIGHLANDER_U (OM48F09U)
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 key with a
wireless remote control function.
● Vehicles with a smart key system: Do not place the keys near objects that
produce magnetic fields, such as TVs, audio systems and induction cook-
ers, or medical electrical equipment, such as low-frequency therapy equip-
ment.
■ Carrying the electronic key on your person (vehicles with a smart key
system)
Carry the electronic key 3.9 in. (10 cm) or more away from electric appli-
ances that are turned on. Radio waves emitted from electric appliances
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 your vehicle to
your Toyota dealer.
■ When an electronic key is lost (vehicles with a smart key system)
If the electronic key remains lost, the risk of vehicle theft increases signifi-
cantly. Visit your Toyota dealer imm ediately with all remaining electronic
keys that was provided with your vehicle.
Page 120 of 716
1203-2. Opening, closing and locking the doors
HIGHLANDER_U (OM48F09U)
◆Wireless remote control
Vehicles without a smart key system
Locks all the doors
Check that the door is securely
locked.
Unlocks the door
Pressing the button unlocks the
driver’s door. Pressing the but-
ton again within 5 seconds
unlocks the other doors.
Press and hold to open the win-
dows and moon roof.
*
( P. 179, 182)
*: This setting must be customized at your Toyota dealer.
Vehicles with a smart key system
Locks all the doors
Check that the door is securely
locked.
Unlocks the door
Pressing the button unlocks the
driver’s door. Pressing the but-
ton again within 5 seconds
unlocks the other doors.
Press and hold to open the win-
dows and moon roof.
*
( P. 179, 182)
*: This setting must be customized at your Toyota dealer.
1
2
1
2
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1213-2. Opening, closing and locking the doors
3
Operation of each component
HIGHLANDER_U (OM48F09U)
◆Key
Vehicles without a smart key system
Locks all the doors
Turn and hold to close the win-
dows and moon roof.
*
( P. 179, 182)
Unlocks the door
Turning the key unlocks the
driver's door. Turning the key
again within 5 seconds unlocks
the other doors.
Turn and hold to open the windows and moon roof.
* (P. 179, 182)
*: This setting must be customized at your Toyota dealer.
Vehicles with a smart key system
The doors can also be locked and unlocked with the mechanical
key. ( P. 624)
■Operation signals
●Doors: A buzzer sounds and the emergency flashers flash to indicate that
the doors have been locked/unlocked using the entry function or wireless
remote control. (Locked: once; Unlocked: twice)
● Windows and moon roof: A buzzer sounds to indicate that the windows and
moon roof are operating.
■ Security feature
If a door is not opened within approximately 60 seconds after the doors are
unlocked using the entry function or wireless remote control, the security fea-
ture automatically locks the doors again.
1
2
Page 122 of 716

1223-2. Opening, closing and locking the doors
HIGHLANDER_U (OM48F09U)■
When the door cannot be locked by the lock sensor on the upper part of
the front door handle (vehicles with a smart key system)
■ Door lock buzzer (vehicles with a smart key system)
If an attempt to lock the doors using the entry function or wireless remote
control is made when a door is not fully closed, a buzzer will sound continu-
ously for 5 seconds. Fully close the door to stop the buzzer, and lock the
doors again.
■ Wireless reservation lock (vehicles without a smart key system)
If a door is not fully closed and the wireless remote control is used to lock the
doors, the doors other than the open door will be locked. The open door will
be locked after it is fully closed.
■ Power back door reservat ion lock (vehicles with a power back door)
Vehicles without a smart key system
If the wireless remote control is used to lock the doors while the power back
door is closing with all side doors fully closed, the side doors are locked. The
back door will be locked when it is fully closed.
Vehicles with a smart key system
If the wireless remote control is used to lock the doors while the power back
door is closing with all side doors fully closed, a buzzer will sound and the
emergency flashers will flash to indicate that the reservation lock is activated.
At this time the side doors are locked. The back door will be locked when it is
fully closed.
■ Alarm (if equipped)
Locking the doors will set the alarm system. ( P. 82)
■ 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 lock and unlock
the doors. ( P. 624)
Replace the key battery with a new one if it is depleted. ( P. 538)
If the door will not lock even when the top-
side sensor area is touched, try touching
both the topside and underside sensor
areas at the same time.
Page 125 of 716

1253-2. Opening, closing and locking the doors
3
Operation of each component
HIGHLANDER_U (OM48F09U)
■Switching the door unlock functi on (vehicles with a smart key system)
It is possible to set which doors the entry function unlocks using the wireless
remote control.
Turn the engine switch off.
When the indicator light on the key surface is not on, press and hold ,
or for approximately 5 seconds while pressing and holding
.
The setting changes each time an operation is performed, as shown below.
(When changing the setting continuously, release the buttons, wait for at least
5 seconds, and repeat step .)
For vehicles with an alarm: To prevent unintended triggering of the alarm,
unlock the doors using the wireless remote control and open and close a door
once after the settings have been changed. (If a door is not opened within 60
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. 8 3 )
■ Impact detection door lock release system
In the event that the vehicle is subject to a strong impact, all the doors are
unlocked. Depending on the force of the impact or the type of accident, how-
ever, the system may not operate.
1
2
2
Multi-information display
Unlocking functionBeepMono-
chrome displayColor
display
Holding the driver’s door handle
unlocks only the driver's door.Exterior:
Beeps 3 times
Interior:
Pings once
Holding a passenger’s door
handle unlocks all the doors.
Holding a door handle unlocks
all the doors.
Exterior:
Beeps twice
Interior:
Pings once
Page 126 of 716
1263-2. Opening, closing and locking the doors
HIGHLANDER_U (OM48F09U)■
Conditions affecting the operation of the smart key system or wireless
remote control
Vehicles without a smart key system
P. 1 1 5
Vehicles with a smart key system
P. 149
■ Customization
Settings (e.g. unlocking function using a key) can be changed.
(Customizable features: P. 668)
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 falling 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 seated in the rear
seats.
Page 127 of 716
1273-2. Opening, closing and locking the doors
3
Operation of each component
HIGHLANDER_U (OM48F09U)■
Door lock switch
P. 1 2 3
■Entry function (vehicles with a smart key system)
P. 1 1 9
■Wireless remote control
P. 1 2 0
■Key
P. 1 2 1
Press and hold the switch to open
or close the back door, when the
back door is unlocked.
Pressing the switch while the back
door is opening/closing stops the
operation.
To operate the back door again,
press and hold the switch. The
back door will then move in the
opposite direction.
Back door
The back door can be locked/unl ocked and opened/closed by
the following procedures.
Locking and unlocking the back door
Opening/closing the back door from inside the vehicle (vehicles
with a power back door)