Lexus CT200h 2012 (in English) Manual Online

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Conditions affecting operation
P. 8 6
Electronic key battery depletion
P. 8 7
To operate the system properly
Make sure to carry the electronic key when operating the system.
Depending on the position and holding condition of the electronic key, the
key may not be detected correctly and the system may not operate properly.
(The alarm may go off accidentally, or the door lock prevention may not
function.)
Note for the push-button start system
Even when the electronic key is within the effective range (detection
areas), the system may not operate properly.
For example, the electronic key is on the instrument panel, luggage
cover, floor or in the glove box when the hybrid system is started or
“POWER” switch modes are changed.
Even if the electronic key is not inside the vehicle, it may be possible to
start the hybrid system if the electronic key is near the window.

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Alarms and warning messages
An interior alarm is used to prevent theft of the vehicle and unforeseeable
accidents resulting from erroneous operation. Take appropriate measures
according to the warning message shown on the multi-information display.
(P. 578)
The following table describes circumstances and correction procedures
when only alarms are sounded.
If the push-button start system does not operate properly
P. 6 3 1
When the electronic key battery is fully depleted
P. 5 2 7
Customization
Settings (e.g. push-button start system) can be changed.
(Customizable features P. 667)
AlarmSituationCorrection procedure
Interior alarm
pings repeatedly
The “POWER” switch was
turned to ACCESSORY
mode while the driver’s
door was open (The
driver’s door was opened
when the “POWER”
switch was in ACCES-
SORY mode)
Turn the “POWER”
switch off and close
the driver’s door.

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CAUTION
Caution regarding interference with electronic devices
People with implanted pacemakers or cardiac defibrillators should keep
away from the push-button start system antennas. (P. 8 0 )
The radio waves may affect the operation of such devices. If necessary,
the entry function can be disabled. Ask any authorized Lexus dealer or
repairer, or another duly qualified and equipped professional for details,
such as the frequency of radio waves and timing of emitting the radio
waves. Then, consult your doctor to see if you should disable the entry
function.
Users of any electrical medical device other than implanted pacemakers
and implanted cardiac defibrillators should consult the manufacturer of
the device for information about its operation under the influence of radio
waves. Radio waves could have unexpected effects on the operation of
such medical devices.
Ask any authorized Lexus dealer or repairer, or another duly qualified and
equipped professional for details on disabling the push-button start system.

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Wireless remote control
The wireless remote control can be used to lock and unlock the vehi-
cle.
Locks all the doors
Closes the windows (press
and hold)
*
Unlocks all the doors
Opens the windows (press
and hold)
*
*
: These settings must be
customized at any autho-
rized Lexus dealer or
repairer, or another duly

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Operation signals
Doors: The emergency flashers flash to indicate that the doors have been
locked/unlocked. (Locked: Once; Unlocked: Twice)
Windows:A buzzer sounds to indicate that the windows are opening.
Door lock buzzer
If an attempt to lock the doors is made when a door is not fully closed, a
buzzer sounds continuously for 10 seconds. Fully close the door to stop the
buzzer, and lock the vehicle once more.
Security feature
If a door is not opened within approximately 30 seconds after the vehicle is
unlocked, the security feature automatically locks the vehicle again.
Alarm (if equipped)
Using the wireless remote control to lock the doors will set the alarm sys-
tem.
(P. 142)

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Conditions affecting operation
The smart entry & start system, push-button start system, wireless remote
control and immobilizer system use weak radio waves. In the following sit-
uations, the communication between the electronic key and the vehicle may
be affected, preventing the smart entry & start system, push-button start sys-
tem, wireless remote control and immobilizer system from operating prop-
erly.
(Ways of coping: P. 630)
When the electronic key battery is depleted
Near a TV tower, electric power plant, gas station, radio station, large
display, airport or other facility that generates strong radio waves or elec-
trical noise
When carrying a portable radio, cellular phone, cordless phone or other
wireless communication devices
When the electronic key is in contact with, or is covered by the follow-
ing metallic objects
• Cards to which aluminum foil is attached
• Cigarette boxes that have aluminum foil inside
• Metallic wallets or bags
• Coins
• Hand warmers made of metal
• Media such as CDs and DVDs
When other wireless key (that emit radio waves) is being used nearby
When carrying the electronic key together with the following devices
that emit radio waves
• Another vehicle’s electronic key or a wireless key that emits radio
waves
• Personal computers or personal digital assistants (PDAs)
• Digital audio players
• Portable game systems
If window tint with a metallic content or metallic objects are attached to
the rear window

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If the wireless remote control does not operate properly
Locking and unlocking the doors: Use the mechanical key. (P. 630)
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. 590)
As the electronic key always receives radio waves, the battery will
become depleted even if the electronic key is not used. The following
symptoms indicate that the electronic key battery may be depleted.
Replace the battery when necessary. (P. 527)
• The smart entry & start system 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 1 m
(3 ft.) 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
• Induction cookers
• Table lamps
When the electronic key battery is fully depleted
P. 5 2 7
Customization
Settings (e.g. door unlocking function) can be changed.
(Customizable features P. 667)

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CAUTION
When closing the windows using wireless remote control
Observe the following precautions. Failing to do so may result in death or
serious injury.
Check to make sure that all passengers do not have any part of their body
in a position where it could be caught when a window is being operated.
To prevent inadvertent power windows operation, never let a small child
have and use the wireless remote control.
Jam protection function
Never try jamming any part of your body to activate the jam protection
function intentionally.
The jam protection function may not work if something gets caught just
before the window fully closes.

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Before driving
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Side doors
The vehicle can be locked and unlocked using the entry function,
wireless remote control or door lock switch.
Entry function (if equipped)
P. 62
Wireless remote control
P. 84
Door lock switch
Locks all the doors
Unlocks all the doors
Inside lock buttons
Locks the door
Unlocks the door
The front doors can be
opened by pulling the inside
handle even if the lock but-
tons are in the lock position.

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Locking the front doors from the outside without a key
Move the inside lock button to the lock position.
Close the door while pulling the door handle.
The door cannot be locked if the “POWER” switch is in ACCES-
SORY or ON mode, or the electronic key is left inside the vehicle.
The key may not be detected correctly and the door may be locked.
Rear door child-protector lock
The door cannot be opened
from inside the vehicle when
the lock is set.
These locks can be set to pre-
vent children from opening the
rear doors. Push down on each
rear door switch to lock both
rear doors.
STEP1
STEP2