warning light Lexus CT200h 2012 (in English) Owner's Guide

5
575
5-2. Steps to take in an emergency
When trouble arises
CT200h_OM_OM76067E_(EE)
Follow the correction procedures.
After taking the specified steps to correct the suspected problem,
check that the warning light goes off.
Warning lightWarning light/DetailsCorrection procedure
Open door warning light
(warning buzzer)
*1
Indicates that a door is not fully
closed
Check that all the
doors are closed.
Low fuel level warning light
Indicates remaining fuel is
approximately 6.8 L (1.8 gal.,
1.5 Imp.gal.) or less
Refuel the vehicle.
Seat belt reminder light
(warning buzzer)
*2
Warns the driver and/or front
passenger to fasten their seat
belts.
Fasten the seat belt.
If the front passen-
ger’s seat is occu-
pied, the front
passenger’s seat
belt also needs to be
fastened to make
the warning light
(warning buzzer)
off.
Master warning light
The warning light comes on
and flashes to indicate that the
master warning system has
detected a malfunction.
P. 5 7 8

576
5-2. Steps to take in an emergency
CT200h_OM_OM76067E_(EE)
*1:Open door warning buzzer:
P. 582
*2:Driver’s and front passenger’s seat belt buzzer:
The driver’s and front passenger’s seat belt buzzer sounds to alert the
driver and front passenger that his or her seat belt is not fastened. The
buzzer sounds for 30 seconds after the vehicle reaches a speed of 20 km/
h (12 mph). Then, if the seat belt is still unfastened, the buzzer will
sound in a different tone for 90 more seconds.
Front passenger detection sensor, seat belt reminder and warning buzzer
If luggage is placed on the front passenger seat, the front passenger
detection sensor may cause the warning light to flash and the warning
buzzer to sound even if a passenger is not sitting in the seat.
If a cushion is placed on the seat, the sensor may not detect a passenger,
and the warning light may not operate properly.
Electric power steering system warning light (warning buzzer)
When the 12-volt battery charge becomes insufficient of the voltage tempo-
rarily drops, the electric power steering system warning light may come on
and the warning buzzer may sound.

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577
5-2. Steps to take in an emergency
When trouble arises
CT200h_OM_OM76067E_(EE)
If the malfunction indicator lamp comes on while driving
The malfunction indicator lamp will come on if the fuel tank becomes com-
pletely empty. If the fuel tank is empty, refuel the vehicle immediately. The
malfunction indicator lamp will go off after several trips.
If the malfunction indicator lamp does not go off, contact any authorized
Lexus dealer or repairer, or another duly qualified and equipped profes-
sional as soon as possible.
Customization that can be configured at any authorized Lexus dealer or
repairer, or another duly qualified and equipped professional
The vehicle speed linked seat belt reminder buzzer can be disabled.
(Customizable features P. 667)
However, Lexus recommends that the seat belt reminder buzzer be opera-
tional to alert the driver and front passenger when seat belts are not fastened.
CAUTION
If both the ABS and the brake system warning lights remain on
Stop your vehicle in a safe place immediately and contact any authorized
Lexus dealer or repairer, or another duly qualified and equipped profes-
sional. The vehicle will become extremely unstable during braking, and the
ABS system may fail, which could cause an accident resulting in death or
serious injury.
When the electric power steering system warning light comes on
The steering wheel may become extremely heavy.
If the steering wheel becomes heavier than usual when operating, hold
firmly and operate using more force than usual.

578
5-2. Steps to take in an emergency
CT200h_OM_OM76067E_(EE)
If a warning message is displayed
If a warning is shown on the multi-information display, stay calm and
perform the following actions:
Master warning light
The master warning light also
comes on or flashes in order
to indicate that a message is
currently being displayed on
the multi-information dis-
play.
Multi-information display
If any of the warning light comes on again after the following
actions have been performed, contact any authorized Lexus
dealer or repairer, or another duly qualified and equipped profes-

580
5-2. Steps to take in an emergency
CT200h_OM_OM76067E_(EE)
Have the vehicle inspected immediately.
A buzzer sounds and a warning message is shown on the multi-
information display. Failure to investigate the cause of the follow-
ing warnings may lead to the system operating abnormally and
possibly cause an accident. Have the vehicle inspected by any
authorized Lexus dealer or repairer, or another duly qualified and
equipped professional.
Warning messageDetails
Indicates a malfunction in the P position control
system
In this situation, there is a possibility that the
parking lock mechanism will not work.
When parking, park the vehicle on a flat surface
and apply the parking brake securely. Also, it
may not be possible to turn the “POWER”
switch off. If this happens, applying the parking
brake will enable the switch to be turned off.
(Flashes)
(If equipped)
Indicates a malfunction in the LED headlight sys-
tem

584
5-2. Steps to take in an emergency
CT200h_OM_OM76067E_(EE)
Warning messageDetailsCorrection procedure
(Flashes)
Indicates, if the vehicle
reaches a speed of 5 km/
h (3 mph), that the park-
ing brake is still engaged
Release the parking
brake.
(Flashes)
Indicates that the
“POWER” switch is
turned off or turned to
ACCESSORY mode
and the driver’s door is
opened while the lights
are turned on.
Turn the lights off.
(If equipped)
Indicates that Lexus
parking assist-sensor is
dirty or covered with
ice
Clean the sensor.

590
5-2. Steps to take in an emergency
CT200h_OM_OM76067E_(EE)
Have the malfunction repaired immediately.
After taking the specified steps to correct the suspected problem,
check that the warning message and light go off.
Interior
buzzerExte-
rior
buzzer
Warning messageDetailsCorrection
procedure
Once
(Flashes)
The electronic
key is not
detected when
an attempt is
made to start the
hybrid system.
Start the hybrid
system with the
electronic key
present.

596
5-2. Steps to take in an emergency
CT200h_OM_OM76067E_(EE)
Interior
buzzerExte-
rior
buzzer
Warning messageDetailsCorrection
procedure

Power was
turned off due to
the automatic
power off func-
tion.
Next time when
starting the
hybrid system,
increase the
engine speed
slightly and
maintain that
level for approx-
imately 5 min-
utes to recharge
the 12-volt bat-
tery.
Once
The electronic
key has a low
battery.Replace the
electronic key
battery. (P.
527)

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639
5-2. Steps to take in an emergency
When trouble arises
CT200h_OM_OM76067E_(EE)
If your vehicle overheats
Correction procedures
If the high coolant temperature warning light comes on or
flashes
Stop the vehicle in a safe place and turn off the air condi-
tioning system, and then stop the hybrid system.
If you see steam:
Carefully lift the hood after the steam subsides.
If you do not see steam:
Carefully lift the hood.
After the hybrid system has
cooled down sufficiently,
inspect the hoses and radiator
core (radiator) for any leaks.
Radiator
Cooling fan
If a large amount of coolant
leaks, immediately contact any
authorized Lexus dealer or
repairer, or another duly quali-
fied and equipped professional.
The following may indicate that your vehicle is overheating:
The high coolant temperature warning light (P. 572) comes
on or flashes, or a loss of hybrid system power is experienced.
(For example, the vehicle speed does not increase.)
“HYBRID SYSTEM OVERHEAT” (P. 586) is shown on
the multi-information display.
Steam comes out from under the hood.
STEP1
STEP2
STEP3

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CT200h_OM_OM76067E_(EE)
Alphabetical index
Alphabetical index
A/C
Air conditioning filter ...........523
Automatic air conditioning
system
*..............................318
ABS ...........................................291
Air conditioning filter ...............523
Air conditioning system
*
Air conditioning filter ...........523
Automatic air conditioning
system.................................318
Airbags
Airbag manual on-off system .....
163
Airbag operating
conditions ...........................154
Airbag precautions for your
child....................................158
Airbag warning light ............573
Curtain shield airbag operating
conditions ...........................154
Curtain shield airbag
precautions .........................158
General airbag precautions ...158
Locations of airbags .............151
Modification and disposal of
airbags ................................162
Proper driving posture ..........149
Side airbag operating
conditions ...........................154
Side airbag precautions.........158
Side and curtain shield airbags
operating conditions ...........154
Side and curtain shield airbags
precautions .........................158
SRS airbags ..........................151Alarm ........................................ 142
Antenna .................................... 340
Anti-lock brake system............. 291
Audio input ............................... 383
Audio remote control
switches
*
Audio system
Antenna................................ 340
Audio input .......................... 383
AUX port ............................. 383
CD player/changer ............... 341
MP3/WMA disc................... 350
Optimal use .......................... 380
Portable music player .......... 383
Radio.................................... 335
Steering wheel audio switches...
385
Audio/video system
*
Automatic air conditioning system
Air conditioning filter .......... 523
Air conditioning system....... 318
Automatic air conditioning
system................................ 318
Automatic headlight leveling
system .................................... 238
Automatic light control system 235
AUX port .................................. 383
Auxiliary box.................... 453, 470
A