2018 Lexus ES350 alarm

TABLE OF CONTENTS2
ES350_OM_OM06134U_(U)
For your information................................... 8
Reading this manual................................... 12
How to search ..............................................13
Pictorial index............................................... 14
1-1. For safe useBefore driving ................................ 26
For safe driving .............................. 28
Seat belts .......................................... 30
SRS airbags ..................................... 35
Front passenger occupant classification system ................. 44
Safety information for children ................................... 50
Child restraint systems .................51
Installing child restraints............. 55
Exhaust gas precautions............ 64
1-2. Theft deterrent system Engine immobilizer system....... 65
Alarm ..................................................67
2. Instrument cluster Warning lights and indicators ...............................72
Gauges and meters ......................76
Multi-information display ..........80
Fuel consumption information ................................... 86 3-1. Key information
Keys .................................................... 92
3-2. Opening, closing and locking the doors and trunk
Doors ................................................. 95
Trunk .................................................. 101
Smart access system with push-butto n start ............ 108
3-3. Adjusting the seats Front seats ....................................... 116
Driving position memory........... 117
Head restraints .............................. 121
3-4. Adjusting the steering wheel and mirrors
Steering wheel .............................. 124
Inside rear view mirror .............. 126
Outside rear view mirrors ...... 128
3-5. Opening, closing the windows and moon roof
Power windows ............................. 131
Moon roof.......................................134
1For safety and security
2Instrument cluster
3Operation of each
component

25
ES350_OM_OM06134U_(U)
For safety and security1
1-1. For safe useBefore driving................................. 26
For safe driving .............................. 28
Seat belts .......................................... 30
SRS airbags ..................................... 35
Front passenger occupant classification system.................. 44
Safety information for children ...................................50
Child restraint systems ................ 51
Installing child restraints............. 55
Exhaust gas precautions ............ 64
1-2. Theft deterrent system Engine immobilizer system ....... 65
Alarm ................................................. 67

671-2. Theft deterrent system
ES350_OM_OM06134U_(U)
1
For safety and security
Alarm
The alarm uses light and sound to give an alert when an intrusion is detected.
The alarm is triggered in the following situations when the alarm is set:
●A locked door is unlocked or opened in any way other than using the entry
function, wireless remote control or mech anical key. (The doors will lock again
automatically.)
●A locked trunk is unlocked or opened in any way other than using the entry
function or wireless remote control.
●The hood is opened.
Close the doors, trunk and hood, and
lock all the doors. The system will be set
automatically after 30 seconds.
The indicator light changes from being
on to flashing when the system is set.
Do one of the following to de activate or stop the alarms:
●Unlock the doors or open the trunk using the entry function or wireless
remote control.
●Turn the engine switch to ACCESSOR Y or IGNITION ON mode, or start
the engine. (The alarm will be deactivat ed or stopped after a few seconds.)
The alarm
Setting the alarm system
Deactivating or stopping the alarm

681-2. Theft deterrent system
ES350_OM_OM06134U_(U)
■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 are closed before the alarm is set.
●No valuables or other personal items are left in the vehicle.
■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 remaining in the vehicle un locks the door and the alarm is activated.
●While the alarm is activated, a person remaining in the vehicle unlocks the door.
●When recharging or replacing the battery.
●The trunk is unlocked using the mechanical
key.
●A person inside the vehicle opens a door, the
trunk or hood, or unlocks the vehicle using an
inside lock button.
●The battery is recharged or replaced when the
vehicle is locked. (→P. 508)

92
ES350_OM_OM06134U_(U)3-1. Key information
Keys
The following keys are provided with the vehicle.
Electronic keys
• Operating the smart access systemwith push-button start ( →P. 108)
• Operating the wireless remote con-
trol function
Mechanical keys
Key number plate
Locks the doors ( →P. 95)
Unlocks the doors ( →P. 95)
Opens the windows and moon roof
*
(→ P. 95)
Opens the trunk ( →P. 101)
Sounds the alarm ( →P. 93)
*: This setting must be customized at your
Lexus dealer.
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 side. 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 ke y. 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. 504)
The keys
1
2
3
Wireless remote control
1
2
3
4
5
Using the mechanical key

ES350_OM_OM06134U_(U)
933-1. Key information
3
Operation of each component
■Panic mode
■When required to leave the vehicle’s key with a parking attendant
Turn the trunk opener main switch off and lock the glove box as circumstances demand.
( → P. 102, 381)
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 your Lexus dealer using the other
mechanical key and the key number stamped on your key number plate. Keep 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 airc raft 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.
●If the battery becomes low, an alarm will sound in the cabin when the engine stops.
( → P. 457)
●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. 457)
• The smart access system with push-button start 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 appliances 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
■If “Key Battery Low” is displayed on the multi-information display
The electronic key has a low battery. Replace the electronic key battery. (→P. 457)
When is pressed for longer than about
one second, an alarm will sound intermittently
and the vehicle lights will flash to deter any per-
son from trying to break into or damage your
vehicle.
To stop the alarm, press any button on the elec-
tronic key.

96
ES350_OM_OM06134U_(U)3-2. Opening, closing and
locking the doors and trunk
■Operation signals
A buzzer sounds and the emergency flashers flash to indicate that the doors have been
locked/unlocked. (Locked: Once; Unlocked: Twice)
Windows and moon roof:
A buzzer sounds to indicate that th e windows and moon roof are opening.
■Security feature
If a door is not opened within approximately 60 seconds after the vehicle is unlocked, the
security feature automatically locks the vehicle again.
■Welcome light illumination control
The side marker, parking, tail and license plate lights automati cally 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
■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 d oor to stop the buzzer, and lock the vehicle
once more.
■Setting the alarm
Locking the doors will set the alarm system. ( →P. 67)
■If the smart access system with push-button start or the wireless remote control does
not operate properly
●Use the mechanical key to lock and unlock the doors. ( →P. 504)
●Replace the key battery with a new one if it is depleted. ( →P. 457)
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.

ES350_OM_OM06134U_(U)
993-2. Opening, closing and locking the doors and trunk
3
Operation of each component
■Switching the door unlock function
It is possible to set which doors the entry function unlock s using the wireless remote con-
trol.
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 .)
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 af ter is pressed, the doors will be locked
again and the alarm will automatically be set.)
In case that the alarm is triggere d, immediately stop the alarm. (→P. 67)
■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. 504)
■Conditions affecting the oper ation of the smart access system with push-button start
or wireless remote control
→ P. 110
■Customization
Settings (e.g. unlocking function using a key) can be changed.
(Customizable features: →P. 538)
1
2
2
Multi-information
displayUnlocking functionBeep
Holding the driver’s door handle
unlocks only the driver’s door.
Exterior: Beeps 3 times
Interior: Pings once
Holding a passeng er’s door han-
dle unlocks all the doors.
Holding a door handle unlocks
all the doors.Exterior: Beeps twice
Interior: Pings once