Page 92 of 600
921-3. Theft deterrent system
GS450h_300h_OM_OM30F92E_(EE) Do one of the following to deactivate or stop the alarm: ●
Unlock the doors or open the trunk using the entry function or wireless
remote control.
● Turn the power switch to ACCESSORY or ON mode, or start the hybrid sys-
tem. (The alarm will be deactivated or stopped after a few seconds.)
■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 follow- ing:
●Nobody is in the vehicle.
●The windows and moon roof (if equipped) are closed before the alarm is set.
●No valuables or other personal items are left in the vehicle.
Deactivating or stopping the alarm
Page 129 of 600
129
2. Instrument cluster
2
Instrument cluster
GS450h_300h_OM_OM30F92E_(EE) Press the “MENU” button on the Remote Touch, then select on the “Menu”
screen.
■Trip information
If the “Energy monitor” or “Past record” screen is displayed, select “Trip
infor-
mation”.
Resetting the consumption data
Fuel consumption in the past 15
minutes
Current fuel consumption
Regenerated energy in the past
15 minutes
One symbol indicates 50 Wh.
Up to 5 symbols are shown.
Average vehicle speed since the hybrid system was started.
Elapsed time since the hybrid system was started.
Cruising range ( P. 130)
Average fuel consumption for the past 15 minutes is divided by color into past
averages and averages attained since the power switch was last turned to ON
mode. Use the displayed average fuel consumption as a reference.
The image is an example only, and may vary slightly from actual conditions.
Consumption
1
2
3
4
5
6
7
Page 139 of 600
139
3
3-2. Opening, closing and locking the doors and trunk
Operation of each component
GS450h_300h_OM_OM30F92E_(EE)
Doors
◆Smart entry & start system (vehicles with entry function)
Carry the electronic key to enable this function.Grip the handle to unlock 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.
Touch the lock sensor (the inden-
tation on the upper part of the
door handle) to lock the doors.
Check that the door is securely locked.
◆Wireless remote control
Locks all the doors
Check that the door is securely
locked.
Press and hold to close the windows
and moon roof. (if equipped) *
Unlocks all the doors
Press and hold to open the windows
and moon roof. (if equipped) *
* : These settings must be customized at any authorized Lexus retailer or Lexus
authorized repairer, or any reliable repairer.
Unlocking and locking the doors from the outside
1
2
1
2
Page 140 of 600

1403-2. Opening, closing and locking the doors and trunk
GS450h_300h_OM_OM30F92E_(EE)
■Operation signals
The emergency flashers flash to indicate that the doors have been locked/unlocked.
(Locked: once; Unlocked: twice)
■Security feature
If a door is not opened within approximately 30 seconds after the vehicle is unlocked, the
security feature automatically locks the vehicle again.
■Welcome light illumination control
The front position, tail and license plate lights automatically turn on at night when the
doors are unlocked using the entry function or wireless remote control if the light switch
is in the “AUTO” position.
■When the door cannot be locked by the lock sensor on the upper part of the door han-
dle (vehicles with entry function)
■Door lock buzzer
If an attempt to lock the doors is made when a door is not fully closed, a buzzer sounds
continuously for 5 seconds. Fully close the door to stop the buzzer, and lock the vehicle once more.
■Setting the alarm
Locking the doors will set the alarm system. ( P. 91)
■If the smart entry & start system or wireless remote control does not operate properly
●Use the mechanical key to lock and unlock the doors. ( P. 527)
●Replace the key battery with a new one if it is depleted. (P. 435)
If the door will not lock even when the topside
sensor area is touched, try touching both the
topside and underside sensor areas at the same
time.
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145
3-2. Opening, closing and locking the doors and trunk
3
Operation of each component
GS450h_300h_OM_OM30F92E_(EE)
■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, however, the system may
not operate.
■Using the mechanical key
The doors can also be locked and unlocked with the mechanical key. ( P. 527)
■Conditions affecting the operation of the smart entry & start system or wireless remote
control P. 155
■Customization
Settings (e.g. unlocking function using a key) can be changed.
(Customizable features: P. 561)
WARNING
■To prevent an accident
Observe the following precautions while driving the vehicle.
Failure to do so may result in a door openin g and an occupant throwing out of the vehi-
cle, resulting in death or serious injury.
●Ensure that all doors are properly closed.
●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 146 of 600
1463-2. Opening, closing and locking the doors and trunk
GS450h_300h_OM_OM30F92E_(EE)
Trunk
Press the opener switch. If the vehicle is equipped with a power
trunk lid, the trunk lid automatically
opens fully.
◆Smart entry & start system (vehicles with entry function)
While carrying the electronic key,
press the button.When all the doors are unlocked with
the power door lock system, the
trunk can be opened without carry-
ing the electronic key.
If the vehicle is equipped with a
power trunk lid, the trunk lid auto-
matically opens fully.
The trunk can be opened using the trun k opener, entry function or wireless
remote control.
If the vehicle is equipped with a power trunk lid, the trunk can be closed using
the trunk closer.
Opening the trunk from inside the vehicle
Opening the trunk from outside the vehicle
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149
3-2. Opening, closing and locking the doors and trunk
3
Operation of each component
GS450h_300h_OM_OM30F92E_(EE)
■Jam protection function (vehicles with power trunk lid)
While the trunk lid is closing automatically, the trunk lid will stop closing and open if
something gets caught.
■If the smart entry & start system or wireless remote control does not operate properly
●Use the mechanical key to open the trunk. ( P. 527)
●Replace the key battery with a new one if it is depleted. (P. 435)
■When leaving a key to the vehicle with a parking attendant P. 136
■Customization
The trunk unlocking operation can be changed.
(Customizable features: P. 566)
WARNING
Observe the following precautions.
Failure to do so may result in death or serious injury.
■Before driving
●Make sure that the trunk lid is fully closed. If the trunk lid is not fully closed, it may
open unexpectedly while driv ing and hit near-by objects or luggage in the trunk may
be thrown out, causing an accident.
●Do not allow children to play in the trunk.
If a child is accidentally locked in the trunk, they could suffer from heat exhaustion,
suffocation or other injuries.
●Do not allow a child to open or close the trunk lid.
Doing so may cause the trunk lid to open unexpectedly, or cause the child’s hands,
head, or neck to be caught by the closing trunk lid.
■Important points while driving
Never let anyone sit in the trunk. In the event of sudden braking or a collision, they a re
susceptible to death or serious injury.
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3
Operation of each component
GS450h_300h_OM_OM30F92E_(EE)
■Note for the push-start function
●Even when the electronic key is within the effective range (detection areas), the system
may not operate properly when the electronic key is on the instrument panel, rear
package tray or floor, or in the door pock ets or glove box when the hybrid system is
started or power switch modes are changed.
●Even if the electronic key is not inside the ve hicle, it may be possible to start the hybrid
system if the electronic key is near the window.
■When the vehicle is not driven for extended periods
●Vehicles with entry function: To prevent theft of the vehicle, do not leave the electronic
key within 2 m (6 ft.) of the vehicle.
●The smart entry & start system can be deactivated in advance. ( P. 561)
■To operate the system properly
●Make sure to carry the electronic key when operating the system. Do not get the elec-
tronic key too close to the vehicle when operating the system from the outside of the
vehicle.
Depending on the position and holding condit ion of the electronic key, the key may not
be detected correctly and the system may not operate properly. (The alarm may go off
accidentally, or the door lock prev ention function may not operate.)
●Do not leave the electronic key inside the trunk.
The key confinement prevention function may not operate, depending on the location
of the key (close to a spare tire [if equipped], the inside edge of the trunk), conditions
(inside a metal bag, close to metallic obje cts) and the radio waves in the surrounding
area. ( P. 148)
■If the smart entry & start system does not operate properly
●Locking and unlocking the doors and opening the trunk: Use the mechanical key. ( P. 527)
●Starting the hybrid system: P. 528
■Customization
Settings (e. g. smart entry & start system) can be changed.
(Customizable features: P. 561)
■If the smart entry & start system has be en deactivated in a customized setting
●Locking and unlocking the doors and opening the trunk:
Use the wireless remote control or mechanical key. ( P. 139, 147, 527)
●Starting the hybrid system and changing power switch modes: P. 528
●Stopping the hybrid system: P. 218