2017 Lexus CT200h warning light

572
CT200h_OM_OM76215U_(U)8-2. Steps to take in an emergency
If your vehicle overheats
●The high coolant temperature warning light (
P. 536) comes on or flashes,
or a loss of hybrid system power is experienced. (For example, the vehicle
speed does not increase.)
●The warning message indicating overheat s is shown on the multi-information
display. ( P. 5 4 8 )
●Steam comes out from under the hood.
■If the high coolant temperature warning light comes on or flashes
Stop the vehicle in a safe place and tu rn off the air conditioning 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 fans
If a large amount of coolant leaks,
immediately contact your Lexus
dealer.
The following may indicate that your vehicle is overheating.
Correction procedures
1
2
3
1
2

620What to do if... (Troubleshooting)
CT200h_OM_OM76215U_(U)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? ( P. 5 3 7 )
●The parking brake indicator is on
Is the parking brake released? ( P. 171)
Depending on the situation, other type s of warning buzzer may also sound.
( P. 5 3 5 , 5 4 2 )
●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. ( P. 7 8 )
To stop the alarm, turn the power switch to ON mode or start the hybrid system.
●Is the electronic key left inside the vehicle or the moon roof opened?
Check the message on the multi-information display. ( P. 5 4 2 )
●When a warning light turns on or a warning message is displayed, refer to
P. 5 3 5 , 5 4 2 . A warning buzzer sounds during driving
An alarm is activated and the horn sounds
A warning buzzer sounds when leaving the vehicle
A warning light turns on or a warning message is displayed

622Alphabetical index
CT200h_OM_OM76215U_(U)
Alphabetical index
A/C .................................................. 414, 422Air conditioning filter....................... 507
Automatic air conditioning system ........................................414, 422
Micro dust and pollen filter ............................................. 418, 424
ABS (Anti-lock Brake System)....... 238 Function ................................................. 238
Warning light ...................................... 536
Air conditioning filter .......................... 507
Air conditioning system ........... 414, 422 Air conditioning filter....................... 507
Automatic air conditioning system ........................................414, 422
Micro dust and pollen filter ............................................. 418, 424
Airbags ........................................................ 40 Airbag operating conditions ........... 45
Airbag precautions for your child .......................................................... 42
Airbag warning light ........................ 536
Correct driving posture .................... 32
Curtain shield airbag operating conditions........................ 46
Curtain shield airbag precautions ........................................... 43
Front passenger occupant classification system ......................... 49
General airbag precautions............ 42 Locations of airbags............................ 40
Modification and disposal of
airbags .................................................... 45
Side airbag operating conditions ............................................. 46
Side airbag precautions .................... 43
Side and curtain shield airbags operating conditions ....................... 46
Side and curtain shield airbags precautions .......................................... 43
SRS airbag instructions for Canadian owners ........................... 610
SRS airbags ............................................. 40
Alarm ............................................................78 Alarm .......................................................... 78
Warning buzzer.................................535
Anchor brackets...................................... 58
Antenna Radio ............................... 266, 348, 466
Smart access system with push-button start..................... 116
Anti-lock brake system (ABS)........ 238 Function .................................................. 238
Warning light .......................................536
Approach warning ................................ 196
Assist grips ...............................................446
Audio system (with navigation system)
*
A

623Alphabetical index
CT200h_OM_OM76215U_(U)
Audio system (with Lexus Display Audio system) .................... 324Antenna ................................................. 348
Audio input........................................... 330
AUX port.............................................. 330
Bluetooth
® audio .............................. 373
CD player ............................................... 351
iPod ...........................................................357
MP3/WMA disc ................................ 351
Optimal use ..........................................339
Portable music player ......................364
Radio ........................................................345
Setup menu ........................................... 332
Steering wheel audio switches ...............................................329
USB memory ...................................... 360
Audio system (without Lexus Display Audio system) .................... 256Antenna ..................................................266
Audio input............................................259
AUX port...............................................259
Bluetooth
® audio ............................... 314
CD player/changer..........................269
iPod ........................................................... 276
MP3/WMA disc ...............................269
Optimal use ........................................... 261
Portable music player ......................259
Radio ........................................................263
Steering wheel audio switches .............................................. 258
USB memory .......................................282 Automatic air conditioning system
Air conditioning filter ....................... 507
Automatic air conditioning system ........................................ 414, 422
Automatic headlight leveling system ...................................................... 174
Automatic light control system ........ 174
AUX port .....................................259, 330
Auxiliary boxes ..................................... 439
Back door ....................................................112
Back-up lights Replacing light bulbs ....................... 523
Wattage ................................................ 585
Battery (12-volt battery) If the 12-volt battery is discharged........................................ 568
Preparing and checking before winter.................................................... 249
Warning light .......................................535
Battery (traction battery) ....................... 71
Bluetooth
®..................................320, 394
Audio system ............................. 314, 373
Hands-free system (for cellular phone) .......... 288, 375
Bottle holders .........................................434
Brake Fluid ..........................................................583
Parking brake ..........................................171
Regenerative braking ......................... 69
Warning light .......................................535
B
*: Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.

625Alphabetical index
CT200h_OM_OM76215U_(U)
Cooling system ..................................... 487Hybrid system overheating .......... 572
Consumption screen ............................. 93
Cruise control Cruise control....................................... 189
Dynamic radar cruise control ................................................... 192
Cup holders ............................................ 434
Curtain shield airbags ........................... 40
Customizable features .......................598
Daytime running light system ............ 173
Defogger Outside rear view mirrors....................................... 418, 424
Rear window ............................. 418, 424
Windshield ................................. 418, 424
Dimension ............................................... 578
Dinghy towing......................................... 158
Display Drive information ..................................90
Dynamic radar cruise control ................................................... 192
Energy monitor ...................................... 93
Multi-information display ..................90
Warning messages...........................542
Do-it-yourself maintenance ............. 478 Doors
Automatic door locking and unlocking system............................... 110
Back door..................................................112
Door glasses ..........................................139
Door lock.................................................107
Open door warning buzzer ........ 536
Open door warning light .............. 536
Outside rear view mirrors .............. 137
Rear door child-protectors ............. 110
Side doors ...............................................107
Drive information .................................... 90
Driver’s seat belt reminder light ..........................................................537
Driver’s seat position memory.......... 126
Driving Break-in tips ........................................... 147
Correct posture .....................................32
Driving mode select switch ...........237
Hybrid vehicle driving tips .............247
Procedures .............................................146
Winter drive tips ................................ 249
Driving position memory .................... 126 Memory recall function .................... 127
Dynamic radar cruise control Function .................................................... 192
Warning message............................. 547
D

626Alphabetical index
CT200h_OM_OM76215U_(U)
ECO lamp .................................................. 88
EDR (Event data recorder) ...................13
Electric motorLocation ..................................................... 67
Specification .........................................579
Electric Power Steering (EPS) Function ................................................. 238
Warning light ...................................... 536
Electronic key If the electronic key does not operate properly............................ 566
Replacing the battery ...................... 509
Emergency flashers ............................. 528
Emergency, in case of If a warning buzzer sounds.......... 535
If a warning light turns on.............. 535
If a warning message is displayed.............................................542
If the 12-volt battery is discharged ........................................ 568
If the electronic key does not operate properly............................ 566
If the hybrid system will not start ............................................... 564
If you have a flat tire ......................... 555
If you lose your keys ............... 104, 106
If you think something is wrong ...................................................534
If your vehicle becomes stuck ......................................................576
If your vehicle has to be stopped in an emergency ..........529
If your vehicle needs to be towed................................................... 530
If your vehicle overheats ................ 572 Energy monitor .........................................93
Engine
Accessory mode ................................ 160
Compartment ..................................... 483
Engine switch ........................................159
Hood....................................................... 480
How to start the hybrid system ....................................................159
Identification number ....................... 579
If your vehicle has to be stopped in an emergency.......... 529
Ignition switch (power switch) ..................................159
Overheating......................................... 572
Power switch .........................................159
Engine compartment cover............. 484
Engine coolant Capacity .................................................. 581
Checking ............................................... 487
Preparing and checking before winter .................................... 249
Engine oil Capacity ................................................ 580
Checking ............................................... 484
Oil pressure warning light ............535
Engine oil maintenance data ............473
Engine switch ........................................... 159 Auto power off function .................... 161
Changing the power switch modes ................................................... 160
If your vehicle has to be stopped in an emergency.......... 529
Starting the hybrid system...............159
EPS (Electronic Power Steering) Function .................................................. 238
Warning light .......................................536
E

628Alphabetical index
CT200h_OM_OM76215U_(U)
High mounted stoplightReplacing ...............................................524
Hill-start assist control ........................ 238
Hood ..........................................................480 Warning message .............................543
Hooks Cargo hooks ....................................... 438
Retaining hooks (floor mat) .............30
Horn .............................................................132
Hybrid battery (traction battery) Location ....................................................... 71
Specification ........................................580
Hybrid battery air vent ...........................72
Hybrid system ............................................67 Emergency shut off system.............. 72
Energy monitor/consumption screen ........................ 93
EV drive mode..................................... 163
High voltage components ................. 71
Hybrid System Indicator .................. 88
Hybrid system precautions................ 71
Hybrid vehicle driving tips............. 247
If the hybrid system will not start ....................................................... 564
Overheating ......................................... 572
Power switch......................................... 159
Regenerative braking .........................69
Starting the hybrid system .............. 159
Vehicle proximity notification system .....................................................68
Hybrid System Indicator....................... 88
Hybrid transmission ..............................165 I/M test ...................................................... 477
Identification
Engine ..................................................... 579
Vehicle .................................................... 578
Ignition switch (Power switch).......... 159 Auto power off function .................... 161
Changing the power switch modes ................................................... 160
If your vehicle has to be stopped in an emergency.......... 529
Starting the hybrid system...............159
Illuminated entry system ....................432
Immobilizer system ................................. 76
Indicators .................................................... 82
Initialization Engine oil maintenance data ....... 473
Items to initialize ................................ 606
Tire pressure warning system .................................................. 496
Inside rear view mirror......................... 134
Instrument panel light control .............87
Interior lights ............................................ 431 Switch ...................................................... 432
Wattage ................................................ 585
Intuitive parking assist Function ..................................................205
Warning message............................. 544I

629Alphabetical index
CT200h_OM_OM76215U_(U)
JackPositioning a floor jack ....................482
Vehicle-equipped jack .................. 556
Jack handle ............................................. 556
Jam protection function Moon roof .............................................. 143
Power windows ................................... 140
Keyless entry Smart access system with push-button start ............................... 116
Wireless remote control ................. 102
Keys............................................................. 102 Electronic key ....................................... 102
Engine switch ........................................ 159
If the electronic key does not operate properly............................ 566
If you lose your keys ............... 104, 106
Key number plate ............................... 102
Keyless entry ......................................... 102
Mechanical key .................................... 102
Power switch......................................... 159
Replacing the battery ...................... 509
Warning buzzer .................................... 117
Wireless remote control key ........ 102
Knee airbags ............................................. 40 Language (multi-information
display) .................................................. 603
LATCH anchors ...................................... 58
Lever Auxiliary catch lever ........................ 480
Hood lock release lever................ 480
Shift lever .................................................165
Turn signal lever ...................................170
Wiper lever............................................. 177
Lexus Display Audio controller .............. 93, 209, 416
Lexus parking assist monitor Display..................................................... 223
Function ...................................................222
Precautions ........................................... 229
License plate lights Light switch............................................. 172
Replacing light bulbs ....................... 524
Light Fog light switch ..................................... 175
Headlight switch .................................. 172
Illuminated entry system................. 432
Interior lights ........................................ 432
Interior light list ...................................... 431
Luggage compartment light ............113
Personal lights ....................................... 431
Replacing light bulbs .........................514
Turn signal lever ...................................170
Vanity lights .......................................... 443
Wattage ................................................ 585
Light bulbs Replacing .................................................514
Wattage ................................................ 585
Luggage cover ...................................... 440
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