Page 502 of 622
5027-3. Do-it-yourself maintenance
CT200h_OM_OM76135E_(EE)
After installing the new bulb,
secure the socket to the light
body.
When inserting the socket, align the
marks printed on the light body and
the socket.
Install the visor cover on the mir-
ror frame, secure it with a screw,
and install the side turn signal light
and outer foot light.
Use only the screw position shown in
the illustration.
Side turn signal light: Align the tabs
on the light and th e cover and install.
Outer foot light: Interlock the tabs in
the groove of the light body with
those on the cover, and secure.
Disconnect the tabs, and sepa-
rate the top and bottom of the
rear side cover of the mirror.
7
8
9
CT200h_OM_OM76135E_(EE).book Page 502 Friday, May 30, 2014 1 1:14 AM
Page 503 of 622
5037-3. Do-it-yourself maintenance
CT200h_OM_OM76135E_(EE)
7
Maintenance and care
Install the cover of the back end
of the mirror, installing the lower
side and the upper side in that
order.
When installin g the lower side of the
cover, insert the side turn signal light
pin into the hole in the cover.
Secure the cover with screws and
reconnect the connectors back
together.
Secure the cords by returning them
to the hooks as they were.
Align the tabs, and secure the
mirror by pushing in each diago-
nally-opposite pair of tabs in
order.
Make sure to insert the tabs in order
as shown in the illustration, and push
them in until a click is heard.
If you do not hear the click, do not
force the tabs in. Instead, remove the
mirror and check that the tabs are
aligned.
10
11
12
CT200h_OM_OM76135E_(EE).book Page 503 Friday, May 30, 2014 1 1:14 AM
Page 504 of 622

5047-3. Do-it-yourself maintenance
CT200h_OM_OM76135E_(EE)
■Replacing the following bulbs
If any of the lights listed below has burnt out, have it replaced by any autho-
rized Lexus dealer or repairer, or another duly qualified and equipped profes-
sional.
●Headlight low beams (LED type)
●Daytime running lights and front position lights
●LED front fog lights (if equipped)
●Side turn signal lights
●Stop/tail lights
●High mounted stoplight
●License plate lights
■After replacing the bulbs
■LED lights
The headlight low beams (LED type), front position lights, daytime running lights, LED
front fog lights (if equipped), side turn signal lights, stop/tail lights, high mounted stoplight
and license plate lights consist of a number of LEDs. If any of the LEDs burn out, take
your vehicle to any authorized Lexus dealer or repairer, or another duly qualified and
equipped professional to have the light replaced.
■Condensation build-up on the inside of the lens
Temporary condensation build-up on the inside of the headlight lens does not indicate a
malfunction. Contact any authorized Lexus dealer or repairer, or another duly qualified
and equipped professional for more information in the following situations:
●Large drops of water have built up on the inside of the lens.
●Water has built up inside the headlight.
■When replacing light bulbs
→ P. 4 8 8
After removing the power control unit cover,
return the cover to original position with the
clips.
Push up center portion
Insert
Press
1
2
3
CT200h_OM_OM76135E_(EE).book Page 504 Friday, May 30, 2014 1 1:14 AM
Page 505 of 622

5057-3. Do-it-yourself maintenance
CT200h_OM_OM76135E_(EE)
7
Maintenance and care
WA R N I N G
■Replacing light bulbs
●Be sure to stop the hybrid system and turn off the lights. Do not attempt to replace the
bulb immediately after turning off the lights.
The bulbs become very hot and may cause burns.
●Do not touch the glass portion of the light bu lb with bare hands. When it is unavoid-
able to hold the glass portion, use and hold with a clean dry cloth to avoid getting
moisture and oils on the bulb.
Also, if the bulb is scratched or dropped, it may blow out or crack.
●Fully install light bulbs and any parts used to secure them. Failure to do so may result
in heat damage, fire, or water entering th e headlight unit. This may damage the head-
lights or cause condensation to build up on the lens.
●Do not attempt to repair or disassemble light bulbs, connectors, electric circuits or
component parts.
Doing so may result in death or serious injury due to electric shock.
■To prevent damage or fire
●Make sure bulbs are fully seated and locked.
●Check the wattage of the bulb before installing to prevent heat damage.
NOTICE
■When replacing the outer foot lights
If the front window is stopping you from conducting the replace operation properly,
open the window on the side you are workin g on to allow you enough space to work.
Continuing the operation without giving yourself enough space to work could lead you
to scratch the vehicle.
CT200h_OM_OM76135E_(EE).book Page 505 Friday, May 30, 2014 1 1:14 AM
Page 507 of 622

507
8When trouble arises
CT200h_OM_OM76135E_(EE)
8-1. Essential informationEmergency flashers ................. 508
If your vehicle has to be stopped in an
emergency.................................509
8-2. Steps to take in an emergency If your vehicle needs to be towed ............................................ 510
If you think something is wrong .............................................514
If a warning light turns on or a warning buzzer
sounds........................................... 515
If a warning message is displayed.......................................521
If you have a flat tire (vehicles with a spare tire) ...................... 539
If you have a flat tire (vehicles without a spare tire) ................ 551
If the hybrid system will not start ............................................... 563
If the electronic key does not operate properly .....................565
If the 12-volt battery is discharged ................................. 567
If your vehicle overheats ........... 571
If the vehicle becomes stuck ............................................. 575
CT200h_OM_OM76135E_(EE).book Page 507 Friday, May 30, 2014 1 1:14 AM
Page 508 of 622
5088-1. Essential information
CT200h_OM_OM76135E_(EE)
Emergency flashers
Press the switch.
All the turn signal lights will flash. To turn
them off, press the switch once again.
■Emergency flashers
If the emergency flashers are used for a long time while the hybrid system is not operat-
ing (while the “READY” indicator is not illu minated), the 12-volt battery may discharge.
The emergency flashers are used to warn other drivers when the vehicle has
to be stopped in the road due to a breakdown, etc.
CT200h_OM_OM76135E_(EE).book Page 508 Friday, May 30, 2014 1 1:14 AM
Page 514 of 622

5148-2. Steps to take in an emergency
CT200h_OM_OM76135E_(EE)
If you think something is wrong
●Fluid leaks under the vehicle
(Water dripping from the air conditioning after use is normal.)
●Flat-looking tires or uneven tire wear
●High coolant temperature warning light flashes or comes on
●Changes in exhaust sound
●Excessive tire squeal when cornering
●Strange noises related to the suspension system
●Pinging or other noises related to the hybrid system
●Engine missing, stumbling or running roughly
●Appreciable loss of power
●Vehicle pulls heavily to one side when braking
●Vehicle pulls heavily to one side when driving on a level road
●Loss of brake effectiveness, spongy feeling, pedal almost touches the floor
If you notice any of the following symptoms, your vehicle probably needs
adjustment or repair. Contact any authorized Lexus dealer or repairer, or
another duly qualified an d equipped professional as soon as possible.
Visible s ymp toms
Audible symptoms
Operational symptoms
CT200h_OM_OM76135E_(EE).book Page 514 Friday, May 30, 2014 1 1:14 AM
Page 515 of 622

5158-2. Steps to take in an emergency
CT200h_OM_OM76135E_(EE)
8
When trouble arises
If a warning light turns on or a warning buzzer
sounds
Calmly perform the following actions if any of the warning lights comes on or
flashes. If a light comes on or flashes, but then goes off, this does not necessar-
ily indicate a malfunction in the system. However, if this continues to occur,
have the vehicle inspected by any authorized Lexus dealer or repairer, or
another duly qualified an d equipped professional.
Warning light and warning buzzer list
Warning lightWarning light/Details/Actions
Brake system warning light and warning buzzer (red indicator)*1
Indicates that:
• The brake fluid level is low; or
• The brake system is malfunctioning
This light also comes on when th e parking brake is not released. If
the light turns off after the parkin g brake is fully released, the sys-
tem is operating normally.
→ Immediately stop the vehicle in a safe place and contact any
authorized Lexus dealer or repairer, or another duly qualified
and equipped professional. Continuing to drive the vehicle may
be dangerous.
Brake system warning light (yellow indicator)
Indicates a malfunction in:
• The regenerative braking system; or
• The electronically controlled brake system
→ Have the vehicle inspected by any authorized Lexus dealer or
repairer, or another duly qualified and equipped professional
immediately.
Charging system warning light
Indicates a malfunction in the vehicle’s charging system
→ Immediately stop the vehicle in a safe place and contact any
authorized Lexus dealer or repairer, or another duly qualified
and equipped professional.
Low engine oil pressure warning light
Indicates that the engine oil pressure is too low
→ Immediately stop the vehicle in a safe place and contact any
authorized Lexus dealer or repairer, or another duly qualified
and equipped professional.
CT200h_OM_OM76135E_(EE).book Page 515 Friday, May 30, 2014 1 1:14 AM