2017 Lexus GS300h lock

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

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1-3. Theft deterrent system
1
GS450h_300h_OM_OM30F92E_(EE)
For safety and security
■Triggering of the alarm
The alarm may be triggered in the following situations:
(Stopping the alarm deactivates the alarm system.)
■Alarm-operated door lock
In the following cases, the door may automatically lock:
●When a person remain ing in the vehicle unlocks the d oor and the alarm is activated.
●While the alarm is activated, a person re maining in the vehicle unlocks the door.
●When recharging or replacing the 12-volt battery.
■Customization
The alarm can be set to deactivate when the mechanical key is used to unlock.
(Customizable features: P. 561)
●The doors are unlocked using the mechanical
key, or the trunk is opened using the mechani-
cal key.
●A person inside the vehicle opens a door, the
trunk or hood, or unlocks the vehicle using an
inside lock button.
●The 12-volt battery is recharged or replaced
when the vehicle is locked. ( P. 533)
NOTICE
■To ensure the system operates correctly
Do not modify or remove the system. If mo dified or removed, the proper operation of
the system cannot be guaranteed.

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1-3. Theft deterrent system
1
GS450h_300h_OM_OM30F92E_(EE)
For safety and security
■Canceling and automatic re-enabling of the intrusion sensor and tilt sensor
●The alarm will still be set even when the intrusion sensor and tilt sensor are canceled.
●After the intrusion sensor and tilt sensor are canceled, pressing the power switch or
unlocking the doors using the entry function, wireless remote control or mechanical
key will re-enable the intrusio n sensor and tilt sensor.
●The intrusion sensor and tilt sensor will automatically be re-enabled when the alarm
system is deactivated.
■Intrusion sensor detection considerations (if equipped)
The sensor may trigger the alarm in the following situations:

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2. Instrument cluster
2
Instrument cluster
GS450h_300h_OM_OM30F92E_(EE) Engine coolant temperature gauge
Displays the engine coolant temperature
Tachometer/Hybrid System Indicator
Tachometer:
Displays the engine speed
in revolutions per minute.
Hybrid System Indicator:
Displays hybrid system outp ut or regeneration level (P. 108)
Outside temperature
Displays the outside temperature within the range of -40 C (-40 F) to 50 C
(122 F). Low outside temperature indicator comes on when the ambient temperature
is 3 C (37 F) or lower.
Clock
Time displayed is linked to the anal og clock on the instrument panel. (P. 378)
Speedometer
Displays the vehicle speed
Fuel gauge
Displays the quantity of fuel remaining in the tank
Multi-information display
Presents the driver with a variety of driving-related data ( P. 111)
Displays warning messages in case of a malfunction (P. 466)
Odometer, trip meter, maintenance required information and speed warning
display
Odometer:
Displays the total distance the vehicle has been driven
Trip meter:
Displays the distance the vehicle has been driven since the meter was last reset. Trip
meters “A” and “B” can be used to record and display different distances inde-
pendently.
Maintenance required information:

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2. Instrument cluster
2
Instrument cluster
GS450h_300h_OM_OM30F92E_(EE)
■Display off
A blank screen is displayed
* 1
: Displayed when the item is set in “Drive Info 1”, “Drive Info 2” or “Drive Info 3”.
( P. 562)
* 2
: The function can be reset by pressing the of the meter control sw itches for longer
than 1 second when the item to reset is displayed.
If there is more than one item that can be reset, the item selection screen will appear.
The settings of the following items can be changed, refer to P. 561 For functions that can be enabled or disabled, the function switches between on and
off each time is pressed.
■ (Lane-Keeping Assist) (if equipped) ( P. 282)
■ (Pre-Crash Safety system) (if equipped) ( P. 270)
■ (Adaptive Front-lighting System) (if equipped) ( P. 239)
■ (Blind Spot Monitor) (if equipped) ( P. 314)
■
Select to turn the speed warning on and off, or to change the speed at which
the speed warning is displayed.
■ (Road Sign Assi st) (if equipped) ( P. 291)
■
Select to set the display mode of the clock.
■
● Oil Maintenance ( P. 408)
● TPMS (Tire pressure warning system) (if equipped) ( P. 418)
Settings display

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3
Operation of
each component
GS450h_300h_OM_OM30F92E_(EE) 3-1. Key information
Keys .................................................. 134
3-2. Opening, closing and locking the doors and trunk
Doors ............................................... 139
Trunk .................................................146
Smart entry & start system ...... 153
3-3. Adjusting the seats Front seats.......................................175
Driving position memory ......... 178
Head restraints ............................ 183
3-4. Adjusting the steering wheel and mirrors
Steering wheel ............................. 186
Inside rear view mirror ............. 188
Outside rear view mirrors....... 190
3-5. Opening, closing the windows and moon roof
Power windows ........................... 193
Moon roof ...................................... 196

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3-1. Key information
3
Operation of each component
GS450h_300h_OM_OM30F92E_(EE) To take out the mechanical key, push
the release button and take the key out.
The mechanical key can only be
inserted in one direction, as the key only
has grooves on one si de. If the key can-
not be inserted in a lock cylinder, turn it
over and re-attempt to insert it.
After using the mechanical key, store it
in the electronic key. Carry the mechan-
ical key together with the electronic key.
If the electronic key battery is depleted
or the entry function does not operate
properly, you will need the mechanical
key. ( P. 527)
■Card key (if equipped)
●The card key is not waterproof.
●The mechanical key that is stored inside th e card key should be used only if a problem
arises, such as when the card key does not operate properly.
●If it is difficult to take out the mechanical key, push down the lock release button using a
pen tip etc. If it is still difficu lt to pull it out, use a coin etc.
Using the mechanical key
●To store the mechanical key in the card key,
insert it while pressing the lock release button.
●If the battery cover is not installed and the bat-
tery falls out or if the battery was removed
because the key got wet, reinstall the battery
with the positive terminal facing the Lexus
emblem.

1363-1. Key information
GS450h_300h_OM_OM30F92E_(EE)
■When required to leave the vehicl e’s key with a parking attendant
Turn the trunk opener main switch off and lock the glove box as circumstances demand. (  P. 148, 370)
Remove the mechanical key for your own use and provide the attendant with the elec-
tronic key only.
■If you lose your mechanical keys
New genuine mechanical keys can be made by any authorized Lexus retailer or Lexus
authorized repairer, or any reliable repairer using the other mechanical key and the key
number stamped on your key number plate. K eep the plate in a safe place such as your
wallet, not in the vehicle.
■When riding in an aircraft
When bringing an electronic key onto an aircraft, make sure you do not press any but-
tons on the electronic key while inside the ai rcraft cabin. If you are carrying an electronic
key in your bag etc., ensure that the buttons are not likely to be pressed accidentally.
Pressing a button may cause the electronic key to emit radio waves that could interfere
with the operation of the aircraft.
■Electronic key battery depletion
●The standard battery life is 1 to 2 years. (The card key battery life is about a year and a
half.)
●If the battery becomes low, an alarm will sound in the cabin when the hybrid system
stops. ( P. 496)
●As the electronic key always receives ra dio waves, the battery will become depleted
even if the electronic key is not used. The following symptoms indicate that the elec-
tronic key battery may be depleted. Replace the battery when necessary. ( P. 435)