Page 85 of 908
851-3. Theft deterrent system
ES350 300h_OM_OM33A01U_(U)
1
For safety and security
■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 fol-
lowing:
●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 12-volt battery is recharged or replaced when the vehicle is locked. ( P. 8 0 7 )
●A person inside the vehicle opens a door,
the trunk or hood.
Gasoline vehiclesHybrid vehicles
Page 86 of 908
861-3. Theft deterrent system
ES350 300h_OM_OM33A01U_(U)
■Alarm-operated door lock
●When the alarm is operating, the doors are locked automatically to prevent intrud-
ers.
●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.
Page 119 of 908
119
ES350 300h_OM_OM33A01U_(U)
3
Operation of
each component
3-1. Key information
Keys .................................................. 120
3-2. Opening, closing and locking the doors and trunk
Smart access system with push-button start ............ 123
Wireless remote control .......... 136
Doors ............................................... 139
Trunk ..................................................144
3-3. Adjusting the seats Front seats ........................................ 151
Driving position memory ......... 153
Head restraints ............................ 159
3-4. Adjusting the steering wheel and mirrors
Steering wheel ..............................162
Inside rear view mirror.............. 164
Outside rear view mirrors ........ 167
3-5. Opening, closing the windows and moon roof
Power windows .............................170
Moon roof ....................................... 173
Page 123 of 908

123
ES350 300h_OM_OM33A01U_(U)
3-2. Opening, closing and locking the doors and trunk
3
Operation of each component
Smart access system with push-button start
The following operations can be performed simply by carrying the elec-
tronic key on your person, for exam ple in your pocket. (The driver should
always carry the electronic key.)
■Operation signals
A buzzer sounds and the emergency flashe rs flash to indicate that the doors have
been locked/unlocked. (Locked: once; Unlocked: twice)
■Security feature
If a door is not opened within approx imately 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 automatically turn on at night
when the doors are unlocked using the entr y function or wireless remote control if
the light switch is in the “AUTO” position.
Function summary
Hybrid vehiclesGasoline vehicles
Locks and unlocks the doors ( P. 1 2 4 )
Opens the trunk ( P. 1 2 4 )
Starts the engine ( P. 1 9 7 )
Starts the hybrid system ( P. 2 0 4 )1
2
3
Page 124 of 908
124
ES350 300h_OM_OM33A01U_(U)
3-2. Opening, closing and locking the doors and trunk
Grip the driver’s door handle to
unlock the door. Grip the passen-
ger’s door handle to unlock all 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.
*: The door unlock settings can be
changed. ( P. 1 2 8 )
Touch the lock sensor (the indenta-
tion on the upper part of the door
handle) to lock all the doors.
Press the button.
If the vehicle is equipped with power
trunk opener and closer, the trunk lid
automatically opens fully.
Unlocking and locking the doors
Opening the trunk
Page 125 of 908
ES350 300h_OM_OM33A01U_(U)
1253-2. Opening, closing and locking the doors and trunk
3
Operation of each component
■Antenna locationAntennas outside the cabin
Antennas inside the cabin
Antenna outside the trunk
Antenna inside the trunk
Antenna location and effective range
1
2
3
34
Page 126 of 908
126
ES350 300h_OM_OM33A01U_(U)
3-2. Opening, closing and locking the doors and trunk
■Effective range (areas within which the electronic key is detected)
When locking or unlocking the
doors
The system can be operated when
the electronic key is within about
2.3 ft. (0.7 m) of an outside door
handle. (Only the doors detecting
the key can be operated.)
When opening the trunk
The system can be operated when
the electronic key is within about
2.3 ft. (0.7 m) of the trunk release
button.
When starting the engine
or changing
“START STOP ENGINE”
<“POWER”> switch modes
The system can be operated when
the electronic key is inside the vehi-
cle.
■When the door cannot be locked by the lock sensor on the upper part of the door
handle
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.
Page 127 of 908

ES350 300h_OM_OM33A01U_(U)
1273-2. Opening, closing and locking the doors and trunk
3
Operation of each component
■Alarms and warning indicators
An alarm sounds and warning message displays shown on the multi-information dis-
play are used to protect against unexpected accidents or theft of the vehicle result-
ing from erroneous operation. When a warning message is displayed, take
appropriate measures based on the displayed message. ( P. 76 1 )
When only an alarm sounds, circumstance s and correction procedures are as fol-
lows.
AlarmSituationCorrection procedure
Exterior alarm sounds
once for 5 seconds
The trunk was closed
while the electronic key
was still inside the trunk
and all the doors were
locked.
Retrieve the electronic
key from the trunk and
close the trunk lid.
An attempt was made to
lock the vehicle while a
door was open.Close all of the doors and
lock the doors again.
Interior alarm sounds
continuously
The “START STOP
ENGINE” <“POWER”>
switch was turned to
ACCESSORY mode
while the driver’s door
was open (or the driver’s
door was opened while
the “START STOP
ENGINE” <“POWER”>
switch was in ACCES-
SORY mode).
Tu r n t h e “ S T A R T S T O P
ENGINE” <“POWER”>
switch off and close the
driver’s door.