alarm Lexus ES350 2011 s User Guide

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1-6. Theft deterrent system
ES350_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
following:
●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.)
●The doors are unlocked using the mechani-
cal key.
●A person inside the vehicle opens a door,
the trunk or hood.
●The battery is recharged or replaced when
the vehicle is locked.

83
1-6. Theft deterrent system
1
Before driving
ES350_U
■Panic mode
■When the battery is disconnected
Be sure to cancel the alarm system.
If the battery is discharged before canceling the alarm, the system may be triggered
when the battery is reconnected.
■Alarm-operated door lock
●When the alarm is operating, the doors are locked automatically to prevent
intruders.
●Do not leave the key inside the vehicle when the alarm is operating, and make
sure the key is not inside the vehicle when recharging or replacing the battery.
NOTICE
■To ensure the system operates correctly
Do not modify or remove the system. If modified or removed, the proper operation
of the system cannot be guaranteed.
When is pushed for longer than about
one second, the headlights/tail lights/emer-
gency flashers will flash, the front and rear
interior lights will come on, and an alarm will
sound for about 60 seconds to deter any
person from trying to break into or damage
your vehicle.
To stop the alarm, push any button on the
wireless remote control.

5
When trouble arises
481
5-2. Steps to take in an emergency
ES350_UAfter the operation is completed,
reinstall the cover.
Hook the upper claw of the cover
onto the upper catch on the vehi-
cle side, and then push on the
lower side of the cover.
Make sure that the lower claw of
the cover is securely fastened to
the lower catch on the vehicle side.
If the cover is not securely
attached, it may fall off while driv-
ing.
Changing “ENGINE START STOP” switch modes and starting the engine
Shift the shift lever to P and apply the brakes.
Touch the Lexus emblem side of
the electronic key to the
“ENGINE START STOP” switch.
An alarm will sound to indicate that
the start function cannot detect the
electronic key that is touched to
the “ENGINE START STOP”
switch if any of the doors is opened
and closed while the key is touched
to the switch.
STEP3
STEP1
STEP2

544
ES350_U
Alphabetical index
Alphabetical index
A/C ........................................................... 208
ABS............................................................... 177
Adaptive front lighting system ......... 148
AFS .............................................................. 148
Air conditioning filter ..........................409
Air conditioning systemAir conditioning filter .......................409
Automatic air conditioning system ..................................................208
Airbags
Airbag operating conditions...........88
Airbag precautions for your child.......................................................... 92
Airbag warning light ........................ 446
Curtain shield airbag operating conditions.............................................. 89
Curtain shield airbag precautions .......................................... 92
Front passenger occupant classification system......................... 97
General airbag precautions ........... 92
Locations of airbags............................ 86
Modification and disposal of airbags .................................................... 96
Proper driving posture ............. 84, 92
Side airbag operating conditions.............................................. 89
Side airbag precautions .................... 92
SRS airbags ............................................. 86 Alarm ..............................................................81
Antenna .................................................... 223
Anti-lock brake system ........................ 177
Armrest .................................................... 334
Ashtray...................................................... 327
Audio input.............................................. 258
Audio system
Antenna...................................................223
Audio input........................................... 258
AUX port .............................................. 258
CD player/changer ..........................226
iPod .......................................................... 240
MP3/WMA disc................................233
Optimal use ......................................... 256
Portable music player ..................... 258
Radio ......................................................... 219
Steering wheel audio switch........ 259
USB memory ....................................... 247
USB port ....................................240, 247
Automatic air conditioning
system ....................................................208
Automatic headlight leveling
system ......................................................149
Automatic light control system......... 147
Automatic transmission Automatic transmission ................... 130
If the shift lever cannot be shifted from P................................... 478
S mode ....................................................... 131
AUX port................................................. 258
Auxiliary box .......................................... 323A

555
Alphabetical index
ES350_U
Tachometer .............................................. 136
Tail lightsReplacing light bulbs ........................424
Switch ........................................................ 147
Wattage .................................................. 501
Talk switch............................................... 286
Telephone switch ................................. 286
Theft deterrent system
Alarm ............................................................ 81
Engine immobilizer system ..............79
Tire inflation pressure......................... 403
Tire information Glossary ................................................. 510
Size ........................................................... 507
Tire identification number ............. 507
Uniform tire quality grading........ 508
Tires Chains ....................................................... 193
Checking ............................................... 394
If you have a flat tire.......................... 467
Inflation pressure ............................... 403
Inflation pressure sensor................ 395
Information............................................505
Replacing............................................... 467
Rotating tires ........................................ 394
Size ........................................................... 499
Snow tires................................................195
Spare tire ............................................... 467
Tools ........................................................... 467
Total load capacity.................................190 Towing
Dinghy towing .....................................204
Emergency towing............................435
Trailer towing .........................................197
TRAC........................................................... 177
Traction control .......................................177
Trip meter ................................................. 136
Trunk Extending a space ............................. 337
Opener ...................................................... 44
Trunk light Trunk light ................................................. 45
Wattage ................................................... 501
Turn signal lights
Replacing light bulbs ........................ 424
Switch........................................................ 133
Wattage ................................................... 501T

558
ES350_U
What to do if...
What to do if...
A tire puncturesP. 4 6 7If you have a flat tire
The engine does not start
P. 4 76If the engine will not start
P. 7 9Engine immobilizer system
P. 4 8 3If the vehicle battery is discharged
The shift lever cannot be
moved outP. 4 7 8If the shift lever cannot be shifted
from P
The engine coolant temperature
gauge enters the red zone
Steam can be seen coming
from under the hood
P. 4 8 6If your vehicle overheats
The key is lostP. 4 7 9If you lose your keys
The battery runs outP. 4 8 3If the vehicle battery is discharged
The doors cannot be lockedP. 4 0Doors
The horn begins to soundP. 8 1Alarm
The vehicle is stuck in mud or
sandP. 4 8 9If the vehicle becomes stuck