2014 Lexus IS300h warning light

588What to do if... (Troubleshooting)
IS300h_EE(OM53C61E)
●Is the window lock switch pressed?
The power window except for the one at the driver’s seat cannot be operated
if the window lock switch is pressed. (→P. 1 8 4 )
●The auto power off function will be operated if the vehicle is left in ACCES-
SORY or ON mode (the hybrid system is not operating) for a period of time.
(→P. 211)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? (→P. 505)
●The parking brake indicator is on
Is the parking brake released? (→P. 2 2 4 )
Depending on the situation, other types of warning buzzer may also sound.
(→P. 503, 509)

●Did anyone inside the vehicle open a door or anything move inside the vehicle
during setting the alarm?
The sensor detects them and the alarm sounds. (→P. 9 6 )
To stop the alarm, turn the power switch to ON mode or start the hybrid system.The windows do not open or close by operating the power window
switches
The power switch is turned off automatically
A warning buzzer sounds during driving
An alarm is activated and the horn sounds (if equipped)
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589What to do if... (Troubleshooting)
IS300h_EE(OM53C61E)
●Is the message displayed on the multi-information display?
Check the message on the multi-information display. (→P. 509)
●When a warning light turns on or a warning message is displayed, refer to
P. 503, 509.
●Vehicles with an emergency tire puncture repair kit
Stop the vehicle in a safe place and repair the flat tire temporarily with the
emergency tire puncture repair kit. (→P. 5 2 6 )
●Vehicles with run-flat tires
Slow down and drive with extra caution. Take your vehicle to the nearest
Lexus dealer or authorized tire dealer to have the flat tire replaced.
(→P. 5 4 0 )
●Try the procedure for when the vehicle becomes stuck in mud, dirt, or snow.
(→P. 5 5 6 ) A warning buzzer sounds when leaving the vehicle
A warning light turns on or a warning message is displayed
When a problem has occurred
If you have a flat tire
The vehicle becomes stuck
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590
IS300h_EE(OM53C61E)Alphabetical index
Alphabetical index
A/C ........................................................... 398
Air conditioning filter........................469
Automatic air conditioning
system ................................................. 398
S-FLOW mode................................. 400
Blower customization .................... 405
AAC disc .................................................. 341
ABS (Anti-lock Brake System) .......286
Function ..................................................286
Warning light ...................................... 504
Accent color .............................................. 117
Adaptive Variable Suspension
system .................................................... 287
Air conditioning filter .......................... 469
Air conditioning system .................... 398
Air conditioning filter........................469
Automatic air conditioning
system ................................................. 398
S-FLOW mode................................. 400
Blower customization .................... 405Airbags ........................................................ 43
Airbag manual on-off system......... 54
Airbag operating conditions ...........49
Airbag precautions for
your child .............................................. 45
Correct driving posture.................... 36
Curtain shield airbag operating
conditions ..............................................49
Curtain shield airbag
precautions ........................................... 47
General airbag precautions ........... 45
Locations of airbags ............................43
Modification and disposal of
airbags.................................................... 48
Side airbag operating
conditions ..............................................49
Side airbag precautions.................... 45
Side and curtain shield airbags
operating conditions ........................49
Side and curtain shield airbags
precautions .......................................... 45
SRS airbags ..............................................43
SRS warning light .............................. 504
A
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591Alphabetical index
IS300h_EE(OM53C61E)
Airbag manual on-off system ............. 54
Alarm ............................................................ 96
Anchor brackets ...................................... 69
Antennas (smart entry &
start system) ......................................... 149
Anti-lock Brake System (ABS) .......286
Function ..................................................286
Warning light ...................................... 504
Approach warning ............................... 254
Armrest ..................................................... 422
ASC (Active Sound Control).......... 225
Assist grips .............................................. 424
Audio input .............................................. 323
Audio system ........................................... 316
Audio CD player .................................341
Audio input ........................................... 323
AUX port/
USB port ............................................ 323
Bluetooth
® audio ..............................365
iPod...........................................................348
Optimal use ............................................331
Portable music player......................356
Radio ........................................................339
Steering wheel audio switch ........ 322
USB memory........................................ 351Automatic headlight leveling
system ................................................... 228
Warning light.......................................505
Automatic High Beam ...................... 229
Automatic light control system ...... 226
AUX port................................................. 323
Average fuel economy ......................... 116
Average vehicle speed ......................... 116
Back-up light
Replacing light bulb ......................... 485
Wattage ................................................. 570
Battery (12-volt battery) .....................447
If the 12-volt battery is
discharged ........................................ 547
Preparing and checking
before winter........................................ 311
Warning light....................................... 503
Battery (traction battery) ..................... 83
Blind Spot Monitor (BSM) .............. 299
Blower customization......................... 405
Bluetooth
®
Audio system....................................... 365
Hands-free system
(for cellular phone) ....................... 367
Bottle holders...........................................415
B
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592Alphabetical index
IS300h_EE(OM53C61E)
Brake
Fluid .......................................................... 567
Parking brake ...................................... 224
Regenerative braking ...........................81
Warning light ...................................... 503
Brake assist .............................................286
Break-in tips ............................................ 193
Brightness control
Instrument panel light control..........112
BSM (Blind Spot Monitor) ................ 299
Card key.................................................... 130
Care ............................................... 426, 430
Aluminum wheels .............................. 427
Exterior.................................................... 426
Interior .....................................................430
Seat belts..................................................431
Cargo hooks .............................................417
Caution label .............................................83
CD player ................................................. 341
Chains ........................................................ 312Child restraint system............................ 60
Baby seats, definition............................ 61
Baby seats, installation ........................70
Child seats, definition ........................... 61
Child seats, installation .......................70
Installing CRS with ISOFIX
rigid anchors ........................................ 73
Installing CRS with seat belts ..........70
Installing CRS with top strap ........... 74
Junior seats, definition .......................... 61
Junior seats, installation ...................... 72
Child safety ................................................ 59
12-volt battery
precautions .......................... 449, 550
Airbag precautions ............................. 45
Child restraint system ........................ 60
How your child should
wear the seat belt.............................. 40
Installing child restraints .................... 69
Moon roof precautions ....................190
Power window lock switch ............ 184
Power window precautions...........186
Rear door child-protectors ............140
Removed electronic key
battery precautions........................473
Seat belt precautions........................... 42
Seat heater precautions ................. 409
Trunk precautions .............................. 147
C
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593Alphabetical index
IS300h_EE(OM53C61E)
Child-protectors ................................... 140
Cleaning ....................................... 426, 430
Aluminum wheels .............................. 427
Exterior.................................................... 426
Interior .....................................................430
Seat belts..................................................431
Clock .........................................................420
Coat hooks .............................................. 424
Condenser ............................................. 446
Console box ............................................ 414
Coolant ..................................................... 444
Capacity ................................................ 565
Checking ............................................... 444
Preparing and checking
before winter ....................................... 311
Cooling system...................................... 444
Engine overheating ..........................552
Hybrid system overheating ..........552
Cruise control
Cruise control ..................................... 245
Dynamic radar cruise control ..... 249
Cup holders ............................................. 415
Current fuel consumption.................... 116
Curtain shield airbags ........................... 43
Customizable features ....................... 574DAB (Digital Audio Broadcast) ..... 339
Daytime running light system ..........227
Defogger
Front windshield................................. 404
Outside rear view mirrors ............ 404
Rear window........................................ 404
Differential............................................... 567
Digital Audio Broadcast (DAB) ..... 339
Dimensions ............................................. 560
Display
Drive information...................................116
Dynamic radar cruise control ..... 249
LDA (Lane Departure Alert) .......262
Multi-information display...................115
Warning message ............................509
Distance ...................................................... 117
Do-it-yourself maintenance ............. 435
Door courtesy lights
Location ..................................................... 411
Wattage ................................................. 570
Door lock
Doors......................................................... 136
Smart entry & start system ............. 149
Wireless remote control ................. 130D
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594Alphabetical index
IS300h_EE(OM53C61E)
Doors .......................................................... 136
Automatic door locking and
unlocking system............................. 140
Door glasses ......................................... 184
Door lock.................................................139
Open door warning buzzer .......... 137
Open door warning
light ....................................................... 505
Outside rear view mirrors.............. 180
Rear door child-protector ............ 140
Drive information..................................... 116
Drive info 1/Drive info 2........................ 117
Driver’s and front passenger’s
seat belt reminder light .................. 505
Driver’s seat position memory ......... 168
Driving ........................................................ 192
Break-in tips ...........................................193
Correct driving posture .................... 36
Driving mode select switch ..........283
Hybrid vehicle driving tips ........... 309
Procedures .............................................192
Winter drive tips.................................... 311
Dynamic radar cruise control.......... 249E-mail ........................................................ 375
Eco drive mode ..................................... 283
Elapsed time .............................................. 116
Electric motor (traction motor) ..........79
Electric Power Steering (EPS) ....... 286
Function.................................................. 286
Warning light....................................... 504
Electronic key ......................................... 130
Battery-saving function ....................150
If the electronic key does not
operate properly ............................ 544
Replacing the battery ........................ 471
Emergency, in case of
If the 12-volt battery is
discharged ........................................ 547
If the electronic key does not
operate properly ............................ 544
If the hybrid system will not
start ......................................................... 541
If the shift lever cannot be
shifted from P................................... 543
If the warning buzzer sounds...... 503
If the warning light turns on .......... 503
If the warning message is
displayed ............................................509E
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595Alphabetical index
IS300h_EE(OM53C61E)
If you have a flat tire ............. 526, 540
If you think something
is wrong...............................................502
If your vehicle becomes stuck.... 556
If your vehicle has to be
stopped in an emergency..........495
If your vehicle needs to
be towed.............................................496
If your vehicle overheats ................552
Emergency brake signal .................... 287
Emergency flashers ............................. 494
Emergency tire puncture
repair kit ................................................ 526
Energy monitor......................................... 121
Engine........................................................ 562
ACCESSORY mode ...................... 210
Compartment...................................... 439
Engine switch.......................................209
Hood ........................................................ 437
How to start the hybrid
system ..................................................209
Identification number ........................ 561
Ignition switch
(power switch).................................209
Overheating .........................................552
Power switch .......................................209Engine coolant....................................... 444
Capacity................................................. 565
Checking ............................................... 444
Preparing and checking
before winter........................................ 311
Engine coolant temperature
gauge ...................................................... 109
Engine oil ................................................. 440
Capacity................................................. 563
Checking ............................................... 440
Preparing and checking
before winter........................................ 311
Engine switch ......................................... 209
EPS (Electric Power Steering) ....... 286
Function.................................................. 286
Warning light....................................... 504
EV drive mode......................................... 214
EV indicator ............................................... 117
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