2016 Lexus IS200t start stop button

1033-1. Key information
3
Operation of each component
IS350/300/200t_U (OM53D18U)
■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 soun d in the cabin when the engine is stopped.
(  P. 4 9 3 )
●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. 4 5 0 )
• 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
■Replacing the battery
 P. 4 5 0
■Confirmation of the registered key number
The number of keys already registered to the vehicle can be confirmed. Ask your Lexus
dealer for details.
■If a wrong key is used
The key cylinder rotates freely to isolate inside mechanism.

1093-2. Opening, closing and locking the doors and trunk
3
Operation of each component
IS350/300/200t_U (OM53D18U)
■Switching the door unlock function
It is possible to set which doors the entry function unlocks using the wireless remote con-
trol.
Turn the engine switch off.
When the indicator light on the key su rface is not on, press and hold , or
for approximately 5 seconds while pressing and holding .
The setting changes each time an operatio n 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 a case that the alarm is triggered, immediately stop the alarm. ( P. 7 1 )
■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. 5 0 9 )
■Conditions affecting the operation of the sm art access system with push-button start
or wireless remote control
 P. 118
■Customization
Settings (e.g. unlocking function using a key) can be changed.
(Customizable features: P. 5 5 2 )
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 onceHolding the front passenger’s
door handle unlocks all the
doors.
Holding either front door handle
unlocks all the doors.Exterior: Beeps twice
Interior: Pings once

1173-2. Opening, closing and locking the doors and trunk
3
Operation of each component
IS350/300/200t_U (OM53D18U)
■Battery-saving function
The battery-saving function will be activated in order to prevent the electronic key bat-
tery and the vehicle battery from being discharged while the vehicle is not in operation
for a long time.
●In the following situations, the smart access system with push-button start may take
some time to unlock the doors.
• The electronic key has been left within approximately 6 ft. (2 m) of the outside of the
vehicle for 10 minutes or longer.
• The smart access system with push-butto n start has not been used for 5 days or
longer.
●If the smart access system with push-butto n start has not been used for 14 days or
longer, the doors cannot be unlocked at any do or except the driver’s door. In this case,
hold the driver’s door handle, or use the wireless remote control or mechanical key, to
unlock the doors.
■Electronic Key Battery-Saving Function
When battery-saving mode is set, battery depletion is minimized by stopping the elec-
tronic key from receiving radio waves.
Press twice while pressing and holding
. Confirm that the electronic key indica-
tor flashes 4 times.
While the battery-saving mode is set, the smart
access system with push-button start cannot be
used. To cancel the function, press any of the
electronic key buttons.

1203-2. Opening, closing and locking the doors and trunk
IS350/300/200t_U (OM53D18U)
■When the vehicle is not driven for extended periods
●To prevent theft of the vehicle, do not leave the electronic key within 6 ft. (2 m) of the
vehicle.
●The smart access system with push-button start can be deactivated in advance.
(  P. 5 5 2 )
■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 op erating 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 no t 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 luggage compartment.
The key confinement prevention function ma y not operate, depending on the location
of the key (close to a spare tire, the inside edge of the luggage compartment), condi-
tions (inside a metal bag, close to metallic objects) and the radio waves in the surround-
ing area. ( P. 1 1 3 )
■If the smart access system with push-button start does not operate properly
●Locking and unlocking the doors and open ing the trunk: Use the mechanical key.
(  P. 5 0 9 )
●Starting the engine:  P. 5 1 0
■Customization
Settings (e. g. smart access system with push-button start) can be changed.
(Customizable features: P. 5 5 2 )
■If the smart access system with push-butto n start has been deactivated in a customized
setting
●Locking and unlocking the d oors and opening the trunk:
Use the wireless remote control or mechanical key. ( P. 105, 111, 509)
●Starting the engine and changing engine switch modes: P. 5 1 0
●Stopping the engine: P. 1 6 4

4868-2. Steps to take in an emergency
IS350/300/200t_U (OM53D18U)
(If equipped)
Indicates that the LDA (Lane Departure Alert) system is
suspended (The camera sensor temperature is higher
than the operation temperature range)
A buzzer also sounds.
 Restart the LDA after driving for a while.
(If equipped)
Indicates that a Blind Spot Monitor sensor or the sur-
rounding area on the bumper is dirty or covered with ice
A buzzer also sounds.
 Clean the sensor and its surrounding area on the
bumper.
Indicates a malfunction in:
• The cruise control system; or
• The dynamic radar cruise control system (if equipped)
Press the “ON/OFF” button once to deactivate the
system, and then press the button again to reactivate
the system.
A buzzer also sounds.
 Have the vehicle inspected by your Lexus dealer.
(If equipped)
Indicates a malfunction in the LDA (Lane Departure
Alert) system
A buzzer also sounds.
 Have the vehicle inspected by your Lexus dealer.
(If equipped)
Indicates a malfunction in the PCS (Pre-Collision Sys-
tem)
A buzzer also sounds.
 Have the vehicle inspected by your Lexus dealer.
(If equipped)
Indicates a malfunction in the BSM (Blind Spot Monitor)
system
A buzzer also sounds.
 Have the vehicle inspected by your Lexus dealer.
Indicates abnormal engine oil pressure
A buzzer also sounds.
 Immediately stop the vehicle in a safe place and
contact your Lexus dealer.
Wa r n i n g m e s s a g eDetails/Actions
(Flashes)

5118-2. Steps to take in an emergency
8
When trouble arises
IS350/300/200t_U (OM53D18U)
■Stopping the engine
Shift the shift lever to P and press the engine switch as you normally do when stopping
the engine.
■Replacing the key battery
As the above procedure is a temporary measure, it is recommended that the electronic
key battery be replaced immediately when the battery is depleted. ( P. 4 5 0 )
■Changing engine switch modes
Release the brake pedal and press the engine switch in step above.
The engine does not start and modes will be changed each time the switch is pressed.
( P. 1 6 5 )
■When the electronic key does not work properly
●Make sure that the smart access system wi th push-button start has not been deacti-
vated in the custom ization setting. If it is off, turn the function on.
(Customizable features P. 5 5 2 )
●Check if battery-saving mo de is set. If it is set, cancel the function. ( P. 117)
CAUTION
■When using the mechanical key and operating the power windows or moon roof
Operate the power window or moon roof afte r checking to make sure that there is no
possibility of any passenger having any of their body parts caught in the window or
moon roof.
Also, do not allow children to operate the mech anical key. It is possible for children and
other passengers to get caught in the power window or moon roof.
3

594Alphabetical index
IS350/300/200t_U (OM53D18U)
Shift lever ...................................................169Automatic transmission ................... 169
If the shift lever cannot be shifted from P ...........508
Shift lock system....................................508
Shift position and gear position ...........81
Side airbags ............................................... 37
Side marker lights...................................178 Light switch ............................................ 178
Replacing light bulbs ........................463
Side mirrors ............................................. 138 Adjusting and folding........................ 138
BSM (Blind Spot Monitor)............ 262
Linked mirror function when reversing ................................. 139
Mirror position memory .................. 126
Side turn signal lights ............................ 175 Replacing light bulbs ........................463
Turn signal lever .................................. 175
Side windows ............................................ 141
Slip indicator............................................477
Smart access system with push-button start ........................ 116Antenna location ................................... 116
Entry functions ............................... 105, 111
Starting the engine ............................. 164 SMS (Short message service) ........ 338
Snow mode ............................................... 170
Snow tires ................................................. 272
Spare tire ..................................................496
Inflation pressure................................ 534
Storage location ................................. 497
Spark plug ................................................. 531
Specifications..........................................524
Speedometer .............................................. 81
Speed indicator........................................ 89
Steering lock ............................................ 166 Column lock release .........................166
Steering wheel ........................................ 134 Adjustment.............................................. 134
Audio switches .....................................281
Heated steering wheel ................... 376
Power easy access system ............. 126
Steering wheel position memory .............................. 126
Stop lights Replacing light bulbs ....................... 463
Storage feature .......................................381
Stuck If the vehicle becomes stuck........520
Sun visors................................................. 387