2013 Lexus CT200h key battery

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8 7
6
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CT200h_OM_OM76102E_(EE)
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6-4. Other interior features
Other interior features ....... 473
• Sun visors...................... 473
• Vanity mirrors ............... 473
• Clock ............................. 474
• Power outlet .................. 475
• Assist grips.................... 477
7-1. Maintenance and care
Cleaning and protecting the
vehicle exterior.................480
Cleaning and protecting the
vehicle interior.................484
7-2. Maintenance
Maintenance require-
ments...............................4877-3. Do-it-yourself maintenance
Do-it-yourself service precau-
tions..................................490
Hood .................................. 492
Positioning a floor jack ..... 494
Engine compartment ......... 495
12-volt battery ................... 504
Tires................................... 510
Tire inflation pressure ....... 523
Wheels............................... 525
Air conditioning filter ....... 527
Electronic key battery ....... 530
Checking and replacing
fuses.................................534
Light bulbs ........................ 538
8-1. Essential information
Emergency flashers ........... 560
If your vehicle has to be stopped
in an emergency...............561
7Maintenance and care
8When trouble arises

TABLE OF CONTENTS8
CT200h_OM_OM76102E_(EE)
8-2. Steps to take in an emergency
If your vehicle needs to be
towed................................562
If you think something is
wrong...............................567
If a warning light turns on or a
warning buzzer
sounds................................568
If a warning message is dis-
played...............................575
If you have a flat tire (vehicles
with a spare tire................590
If you have a flat tire (vehicles
without a spare
tire....................................604
If the hybrid system will not
start.................................619
If the electronic key does not
operate properly................621
If the 12-volt battery is dis-
charged..............................623
If your vehicle overheats ... 628
If the vehicle becomes
stuck.................................6329-1. Specifications
Maintenance data (fuel, oil
level,
etc)....................................636
Fuel information................ 648
9-2. Customization
Customizable features ....... 650
9-3. Initialization
Items to initialize............... 661
What to do if... (Troubleshoot-
ing).............................................664
Alphabetical index ..................... 6689Vehicle specifications
Index
For vehicles with a navigation system, refer to the “NAVIGATION
SYSTEM OWNER’S MANUAL” for information regarding the equip-
ment listed below.
• Navigation system
Lkiitit• Audio/visual system

951-3. Theft deterrent system
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CT200h_OM_OM76102E_(EE)
For safety and security
Triggering of the alarm
The alarm may be triggered in the following situations:
(Stopping the alarm deactivates the alarm system.)
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 12-volt
battery.
Customization
The alarm can be set to deactivate when the mechanical key is used to unlock.
(Customizable features: P. 650)
The doors are unlocked using the mechan-
ical key.
A person inside the vehicle opens a door
or hood.
The 12-volt battery is recharged or
replaced when the vehicle is locked. (P.
625)
NOTICE
To ensure the system operates correctly
Do not modify or remove the system. If modified or removed, the proper oper-
ation of the system cannot be guaranteed.

1273-1. Key information
3
Operation of each component
CT200h_OM_OM76102E_(EE)
To take out the mechanical key:
Electronic keys: Slide the release
lever and take the key out.
Card key: Press the lock 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 cannot be inserted in a lock cyl-
inder, turn it over and re-attempt to
insert it.
After using the mechanical key,
store it in the electronic key. Carry
the mechanical key together with the
electronic key. If the electronic key
battery is depleted or the entry func-
tion does not operate properly, you
will need the mechanical key. (P.
621)
Panic mode (if equipped)
Using the mechanical key
When is pressed for longer than about
one second, an alarm will sound intermit-
tently and the vehicle lights will flash to
deter any person from trying to break into
or damage your vehicle.
To stop the alarm, press any button on the
electronic key.

1283-1. Key information
CT200h_OM_OM76102E_(EE)
Card key (if equipped)
The mechanical key that is stored inside the card key should be used only if a
problem arises, such as when the card key does not operate properly.
If it is difficult to take out the mechanical key, push down the lock release but-
ton using a pen tip etc. If it is still difficult to pull it out, use a coin etc.
The card key is not waterproof.
When required to leave the vehicle’s key with a parking attendant
Lock the glove box as circumstances demand. (P. 465)
Remove the mechanical key for your own use and provide the attendant with the
electronic key only.
If you lose your mechanical keys
New genuine mechanical keys can be made by any authorized Lexus dealer or
repairer, or another duly qualified and equipped professional using another
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
buttons on the electronic key while inside the aircraft 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.
To store the mechanical key in the card
key, insert it while pressing the lock
release button.
If the battery cover is not installed and the
battery falls out or if the battery was
removed because the key got wet, reinstall
the battery with the positive terminal fac-
ing the Lexus emblem.

1293-1. Key information
3
Operation of each component
CT200h_OM_OM76102E_(EE)
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. 589)
As the electronic key always receives radio waves, the battery will become
depleted even if the electronic key is not used. The following symptoms indi-
cate that the electronic key battery may be depleted. Replace the battery when
necessary. (P. 530)
• The smart entry & start system or the wireless remote control does not oper-
ate.
• 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
Replacing the battery
P. 530
Confirmation of the registered key number
The number of keys already registered to the vehicle can be confirmed. Ask any
authorized Lexus dealer or repairer, or another duly qualified and equipped pro-
fessional for details.
If a wrong key is used
The key cylinder rotates freely to isolate inside mechanism.

1313-1. Key information
3
Operation of each component
CT200h_OM_OM76102E_(EE)
NOTICE
Handling the card key
Do not apply excess force when inserting the mechanical key into the card
key. Doing so may damage the card key.
If the battery or card key terminals get wet, the battery may corrode.
If the key is dropped into water, or if drinking water etc. is spilled on the key,
immediately remove the battery cover and wipe the battery and terminals. (To
remove the battery cover, lightly grasp and pull it.) If the battery is corroded,
have any authorized Lexus dealer or repairer, or another duly qualified and
equipped professional replace the battery.
Do not crush the battery cover or use a screwdriver to remove the battery
cover. Forcibly removing the battery cover may bend or damage the key.
If the battery cover is frequently removed, the battery cover may become
loose.
When installing the battery, make sure to check the direction of the battery.
Installing the battery in the wrong direction may cause the battery to deplete
rapidly.
The surface of the card key may be damaged, or its coating may peel off in the
following situations:
• The card key is carried together with hard objects, such as coins and keys.
• The card key is scraped with a sharp object, such as the tip of a mechanical
pencil.
• The surface of the card key is wiped with thinner or benzene.

1333-2. Opening, closing and locking the doors
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Operation of each component
CT200h_OM_OM76102E_(EE)
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.
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.
Welcome light illumination control
The front position, tail and license plate lights automatically 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
handle (vehicles with entry function)
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 door to stop the buzzer, and
lock the vehicle once more.
Setting the alarm (if equipped)
Locking the doors will set the alarm system. (P. 93)
If the smart entry & start system or the wireless remote control does not operate
properly
Use the mechanical key to lock and unlock the doors. (P. 621)
Replace the key battery with a new one if it is depleted. (P. 530) If the door will not lock even when the top-
side sensor area is touched, try touching
both the topside and underside sensor areas
at the same time.