2011 Lexus CT200h Alarm system

500
4-3. Do-it-yourself maintenance
CT200h_EE (OM76041E)
CAUTION
Chemicals in the 12-volt battery
The 12-volt battery contains poisonous and corrosive sulfuric acid and may
produce hydrogen gas which is flammable and explosive. To reduce the risk
of death or serious injury, take the following precautions while working on
or near the 12-volt battery:
Do not cause sparks by touching the 12-volt battery terminals with tools.
Do not smoke or light a match near the 12-volt battery.
Avoid contact with eyes, skin and clothes.
Never inhale or swallow electrolyte.
Wear protective safety glasses when working near the 12-volt battery.
Keep children away from the 12-volt battery.
Where to safely charge the 12-volt battery
Always charge the 12-volt battery in an open area. Do not charge the 12-volt
battery in a garage or closed room where there is insufficient ventilation.
How to recharge the 12-volt battery
Only perform a slow charge
*. The 12-volt battery may explode if charged at
a quicker rate.
*: 4.2 A or less on vehicles with a navigation system or alarm
3.5 A or less on vehicles without a navigation system and alarm

5
617
5-2. Steps to take in an emergency
When trouble arises
CT200h_EE (OM76041E)
If the electronic key does not operate properly
Locking and unlocking the doors and key linked functions
Use the mechanical key (P. 54)
in order to perform the following
operations:
An alarm will sound if the
alarm is set. ( P. 138)
Locks all the doors
Closes the windows
* (turn
and hold)
Unlocks all the doors
Opens the windows
* (turn
and hold)
*: This setting must be customized
at any authorized Lexus dealer
or repairer, or another duly
qualified and equipped profes-
sional.
If communication between the electronic key and vehicle is inter-
rupted (P. 82) or the electronic key cannot be used because the bat-
tery is depleted, the smart entry & start system, the push-button start
system and wireless remote control cannot be used. In such cases, the
doors can be opened and the hybrid system can be started by following
the procedure below.

618
5-2. Steps to take in an emergency
CT200h_EE (OM76041E)
Changing “POWER” switch modes and starting the hybrid system
Depress the brake pedal.
Touch the Lexus emblem side
of the electronic key to the
“POWER” switch.
If any of the doors is opened or
closed while the key is being
touched to the switch, an alarm
will sound to indicate that the
start function cannot detect the
electronic key.
To change “POWER” switch modes: Within 10 seconds of
the buzzer sounding, release the brake pedal and press the
“POWER” switch. Modes can be changed each time the
switch is pressed. (P. 197)
To start the hybrid system: Press the “POWER” switch
within 10 seconds of the buzzer sounding, keeping the
brake pedal depressed.
In the event that the hybrid system still cannot be operated, contact
any authorized Lexus dealer or repairer, or another duly qualified
and equipped professional.
STEP1
STEP2
STEP3

5
619
5-2. Steps to take in an emergency
When trouble arises
CT200h_EE (OM76041E)
Stopping the hybrid system
Set the parking brake, shift the shift position to P and press the “POWER”
switch as you normally do when stopping the hybrid system.
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. 515)
Alarm
Using the mechanical key to lock the doors will not set the alarm system.
If a door is unlocked using the mechanical key when the alarm system is set,
the alarm may be triggered.

646
6-1. Specifications
CT200h_EE (OM76041E)
Ignition system
Electrical system
Spark plug
MakeDENSO SC20HR11
Gap1.1 mm (0.043 in.)
NOTICE
Iridium-tipped spark plugs
Use only iridium-tipped spark plugs. Do not adjust the spark plug gap.
12-volt battery
12.6  12.8 V Fully charged
12.2  12.4 V Half charged
11.8  12.0 V Discharged
(Voltage is checked 20 minutes after the hybrid
system and all lights are turned off.)Open voltage
at 20 C (68 F):
Charging rates
With a navigation system or alarm
4.2 A max.
Without a navigation system and alarm
3.5 A max.

680
CT200h_EE (OM76041E)
Alphabetical index
Alphabetical index
A/C
Air conditioning filter ...........511
Automatic air conditioning
system
*..............................312
ABS ...........................................285
Air conditioning filter ...............511
Air conditioning system
*
Air conditioning filter ...........511
Automatic air conditioning
system.................................312
Airbags
Airbag manual on-off system .....
160
Airbag operating
conditions ...........................151
Airbag precautions for your
child....................................155
Airbag warning light ............560
Curtain shield airbag operating
conditions ...........................151
Curtain shield airbag
precautions .........................155
General airbag precautions ...155
Locations of airbags .............148
Modification and disposal of
airbags ................................159
Proper driving posture ..........146
Side airbag operating
conditions ...........................151
Side airbag precautions.........155
Side and curtain shield airbags
operating conditions ...........151
Side and curtain shield airbags
precautions .........................155
SRS airbags ..........................148Alarm ........................................ 138
Antenna .................................... 334
Anti-lock brake system............. 285
Audio input ............................... 376
Audio remote control
switches
*
Audio system
Antenna................................ 334
Audio input .......................... 376
AUX port ............................. 376
CD player/changer ............... 335
MP3/WMA disc................... 344
Optimal use .......................... 373
Portable music player .......... 376
Radio.................................... 329
Steering wheel audio switches...
377
Audio/video system
*
Automatic air conditioning system
Air conditioning filter .......... 511
Air conditioning system....... 312
Automatic air conditioning
system................................ 312
Automatic headlight leveling
system .................................... 235
Automatic light control system 232
AUX port .................................. 376
Auxiliary box.................... 446, 460
A

689
Alphabetical index
CT200h_EE (OM76041E)
Switch
Airbag manual on-off switch 160
Audio remote control switch
*
Door lock switch ....................85
Driving mode select
switch .................................206
Emergency flasher switch.....550
Fog light switch ....................237
Ignition switch ......................196
Light switches.......................232
OPEN CLOSE switch
*
“POWER” switch .................196
Power window switch ..........120
Talk switch
*.................388, 412
Telephone switch
*...............412
TILT switch
*
Window lock switch .............120
Wipers and washer switch ....239
Tail lights
Switch ...................................232
Talk switch
*.....................388, 412
Talk switch (vehicles with
navigation system)
*
Telephone switch*....................412Theft deterrent system
Alarm ................................... 138
Immobilizer system ............. 131
TILT switch
*
Tire inflation pressure .............. 507
Tires
Chains .................................. 305
Checking .............................. 503
Compact spare tire ............... 586
If you have a flat tire............ 586
Inflation pressure ................. 507
Replacing ............................. 586
Rotating tires........................ 503
Size ...................................... 649
Snow tires ............................ 304
Spare tire .............................. 586
Tonneau cover .......................... 461
Tools ......................................... 586
Towing
Emergency towing ............... 552
Trailer towing ...................... 308
Traction control ........................ 285
Trailer towing ........................... 308
Transmission
Hybrid transmission............. 204
“P” position switch .............. 207
TRC .......................................... 285
Trip information ....................... 228
Trip meter ................................. 216
Turn signal lights
Replacing light bulbs ........... 534
Switch .................................. 213
Wattage ................................ 652
T
*: For vehicles with a navigation system, refer to
the “Navigation System Owner’s Manual”.

692
CT200h_EE (OM76041E)
What to do if...
What to do if...
A tire puncturesP. 586,
600If you have a flat tire
The hybrid system does not
P. 614If the hybrid system will not start
P. 131Immobilizer system
P. 620If the vehicle 12-volt battery is dis-
charged
The high coolant temperature
warning light flashes or come
Steam can be seen coming
from under the hood
P. 627If your vehicle overheats
The key is lostP. 616If you lose your keys
The 12-volt battery runs P. 620If the vehicle 12-volt battery is dis-
charged
The doors cannot be lockedP. 8 5Side doors
P. 8 9Back door
The horn begins to soundP. 138Alarm
The vehicle is stuck in mud
or sandP. 632If the vehicle becomes stuck
A warning light or indicator
light comes onP. 558If a warning light turns on or a warn-
ing buzzer sounds...