Page 513 of 632
CT200h_OM_OM76197U_(U)
5137-3. Do-it-yourself maintenance
7
Maintenance and care
Set the connector.
After installing the connector, shake
the bulb base gently to check that it is
not loose, turn the headlight high
beams on once and visually confirm
that no light is leaking through the
mounting.
For the right side only: Reinstall the washer fluid filler opening.
■Headlight high beams (LED headlights)Turn the cover counterclockwise
and remove it.
Turn the bulb base counterclock-
wise.
Unplug the connector while pull-
ing the lock release.
5
6
1
2
3
Page 514 of 632
514
CT200h_OM_OM76197U_(U)7-3. Do-it-yourself maintenance
Replace the light bulb, and install
the bulb base.
Align the 3 tabs on the light bulb with
the mounting, and insert.
Turn and secure the bulb base.
Shake the bulb base gently to check
that it is not loose, turn the headlight
high beams on once and visually
confirm that no light is leaking
through the mounting.
When installing the cover, conduct step in reverse.
■Halogen fog light (if equipped)
Remove 2 screws, a bolt and clip,
and pull down the fender liner.
Pull the fender liner down slowly,
being careful not to dislodge any
fixed components.
4
5
61
1
Page 516 of 632
516
CT200h_OM_OM76197U_(U)7-3. Do-it-yourself maintenance
Reinstall the fender liner with 2
screws, a bolt and clip.
■Front turn signal lights (halogen headlights)
Turn the bulb base counterclock-
wise.
Remove the light bulb.
■Front turn signal lights (LED headlights)
Left side
Remove the power control unit
cover.
6
1
2
1
Page 518 of 632
518
CT200h_OM_OM76197U_(U)7-3. Do-it-yourself maintenance
■Rear turn signal lights
Open the back door and remove
the covers and bolts, and remove
the lamp assembly by pulling it
directly backward from the rear
of the vehicle.
Use a flathead screwdriver wrapped
in a cloth.
Turn the bulb base counterclock-
wise.
Remove the light bulb.
■Back-up lightsOpen the back door and remove
the cover.
Use a flathead screwdriver wrapped
in a cloth.
1
2
3
1
Page 519 of 632
CT200h_OM_OM76197U_(U)
5197-3. Do-it-yourself maintenance
7
Maintenance and care
Turn the bulb base counterclock-
wise.
Remove the light bulb.
■Replacing the following bulbs
If any of the lights listed below has burnt out, have it replaced by your Lexus
dealer.
●Headlight low beams (LED type)
●Parking lights and daytime running lights
●LED fog lights (if equipped)
●Front side marker lights
●Side turn signal lights
●Stop/tail lights
●Rear side marker lights
●High mounted stoplight
●License plate lights
●Outer foot lights
■After replacing the bulbs
2
3
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
Page 520 of 632

520
CT200h_OM_OM76197U_(U)7-3. Do-it-yourself maintenance
■LED lights
The headlight low beams (LED type), parking
lights, front side marker lights, daytime
running lights, LED fog lights (if equipped), side turn signal lights, rear side marker 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 your Lexus dealer 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 your Lexus dealer for mo re information in the following situations:
●Large drops of water have built up on the inside of the lens.
●Wa t e r h a s b u i l t u p i nside the headlight.
■When replacing light bulbs
P. 5 0 8
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 bulb with bare hands. When it is unavoid-
able to hold the glass portion, use and ho ld 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 the 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 se rious 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 installin g to prevent heat damage.
Page 530 of 632

5308-2. Steps to take in an emergency
CT200h_OM_OM76197U_(U)
SRS warning lightIndicates a malfunction in:
• The SRS airbag system;
• The front passenger occupant classification system; or
• The seat belt pretensioner system
Have the vehicle inspected by your Lexus dealer immediately.
(U.S.A.)
(Canada)
ABS warning light Indicates a malfunction in:
• The ABS; or
• The brake assist system
Have the vehicle inspected by your Lexus dealer immediately.
Electric power steering system warning light (warning buzzer)
Indicates a malfunction in the EPS system
Have the vehicle inspected by your Lexus dealer immediately.
(Flashes)
(If equipped)
“PCS” warning light
Indicates a malfunction in the pre-collision system
The warning light will operate as follows, even when the system is
not malfunctioning:
• The light will flash quickly when the system is operating. ( P. 2 3 9 )
• The light will turn on when the pre-collision braking is disabled. ( P. 2 3 9 )
• The light will turn on when the system cannot temporarily be
used. ( P. 5 4 3 )
Have the vehicle inspected by your Lexus dealer immediately.
Slip indicator light
Indicates a malfunction in:
• The VSC system;
•The TRAC system; or
• The hill-start assist control system
Have the vehicle inspected by your Lexus dealer immediately.
The light will flash when the VSC, TRAC and/or ABS systems are
operating.
(If equipped)
Automatic headlight leveling system warning light Indicates a malfunction in the au tomatic headlight leveling system
Have the vehicle inspected by your Lexus dealer immediately.
High coolant temperature warning light
Changes from a flashing to a solid light when the engine coolant
temperature increases
Stop and check. ( P. 5 6 6 )
Open door warning light (warning buzzer)*2
Indicates that a door is not fully closed
Check that all the doors are closed.
Warning lightWarning light/Details/Actions
Page 542 of 632

5428-2. Steps to take in an emergency
CT200h_OM_OM76197U_(U)
Indicates a malfunction in:
• The cruise control system; or
• The dynamic radar cruise control systemPress 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 pre-collision system
A buzzer also sounds.
Have the vehicle inspected by your Lexus dealer.
(If equipped)
Indicates that the moon roof is not fully closed (with the
power switch off, and the driver’s door open)
A buzzer also sounds.
Close the moon roof.
Indicates that the hybrid system has overheated
This message may be disp layed when driving under
severe operating conditions. (For example, when driv-
ing up a long steep hill.)
A buzzer also sounds.
Stop and check. ( P. 5 6 6 )
(If equipped)
Indicates a malfunction in the LED headlight system
A buzzer also sounds.
Have the vehicle inspected by your Lexus dealer.
Indicates that the wash er fluid level is low
Add washer fluid.
Wa r n i n g m e s s a g eDetails/Actions
(Flashes)
(Flashes)
(Flashes)