2015 Lexus IS300h Seat

606What to do if... (Troubleshooting)
IS300h_EE(OM53D56E)
●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 5 )
●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. 2 1 4 )
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? ( →P. 5 2 3 )
●The parking brake indicator is on
Is the parking brake released? ( →P. 2 2 7 )
Depending on the situation, other types of warning buzzer may also sound.
( → P. 5 2 1 , 5 2 7 )

●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 )
Do one of the following to deactivate or stop the alarm: • Unlock the doors or open the trunk using the entry function or wireless
remote control.
• 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 th
e horn sounds (if equipped)

610Alphabetical index
IS300h_EE(OM53D56E)
BrakeFluid ......................................................... 585
Parking brake .......................................227
Regenerative braking ...........................81
Warning light .........................................521
Brake assist ............................................. 296
Break-in tips ............................................ 195
Brightness control
Instrument panel li ght control..........112
BSM (Blind Spot Monitor) ................. 310
Card key.................................................... 130
Care ................................................442, 446
Aluminum wheels .............................. 443
Exterior.................................................... 442
Interior .....................................................446
Seat belts................................................ 447
Cargo hooks ........................................... 432
Caution label .............................................83
CD player ................................................354
Chains ....................................................... 323 Child 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 .......................... 465, 569
Airbag precautions ............................. 45
Child restraint system ........................ 60
How your child should wear the seat belt.............................. 40
Installing child restraints .................... 69
Moon roof precautions .................... 192
Power window lock switch ............185
Power window precautions........... 187
Rear door child-protectors ............140
Removed electronic key battery precautions....................... 490
Seat belt precautions...........................42
Seat heater precautions ..................423
Trunk precautions .............................. 147
C

611Alphabetical index
IS300h_EE(OM53D56E)
Child-protectors ................................... 140
Cleaning ........................................442, 446Aluminum wheels .............................. 443
Exterior.................................................... 442
Interior .....................................................446
Seat belts................................................ 447
Clock .........................................................435
Coat hooks ..............................................439
Condenser ............................................. 462
Console box ........................................... 429
Coolant .....................................................460 Capacity ................................................ 583
Checking .............................................. 460
Preparing and checking
before winter .................................... 322
Cooling system......................................460
Engine overheating ............................571
Hybrid system overheating ............571
Cruise control Cruise control .....................................250
Dynamic radar cruise control ..... 254
Cup holders ............................................430
Current fuel consumption....................116
Curtain shield airbags ........................... 43
Customizable features ....................... 592 DAB (Digital Audio Broadcast) ..... 352
Daytime running light system ......... 230
Defogger
Outside rear view mirrors .............. 418
Rear window..........................................418
Windshield ............................................. 418
Differential............................................... 585
Digital Audio Broadcast (DAB) ..... 352
Dimensions ............................................. 578
Display Drive information...................................116
Dynamic radar cruise control ..... 254
LDA (Lane Departure Alert) ........ 271
Multi-information display...................115
Warning message .............................527
Distance ...................................................... 117
Do-it-yourself maintenance ...............451
Door courtesy lights Location ................................................. 425
Wattage ................................................ 588
Door lock
Doors......................................................... 136
Smart entry & start system ............. 149
Wireless remote control .................130D

612Alphabetical index
IS300h_EE(OM53D56E)
Doors .......................................................... 136Automatic door locking and
unlocking system............................. 140
Door lock.................................................139
Open door warning buzzer .......... 137
Open door warning
light ........................................................ 523
Outside rear view mirrors................ 181
Rear door child-protector ............ 140
Side windows........................................ 185
Drive information..................................... 116
Drive info 1/Drive info 2........................ 117
Driver’s and front passenger’s seat belt reminder light ...................523
Driver’s seat position memory ......... 169
Driving ........................................................ 194 Break-in tips .......................................... 195
Correct driving posture .................... 36
Driving mode select switch .......... 293
Hybrid vehicle driving tips ............320
Procedures .............................................194
Winter drive tips................................. 322
Dynamic radar cruise control.......... 254 E-mail ........................................................388
Eco drive mode ..................................... 293
Elapsed time .............................................. 116
Electric motor (traction motor) ..........79
Electric Power Steering (EPS) ....... 296
Function.................................................. 296
Warning light........................................522
Electronic key ......................................... 130 Battery-saving function ....................150
If the electronic key does not operate properly ............................ 563
Replacing the battery ......................488
Emergency, in case of
If a warning message is displayed .............................................527
If the 12-volt battery is discharged ........................................ 566
If the electronic key does not operate properly ............................ 563
If the hybrid system will not start .......................................................560
If the shift lever cannot be shifted from P................................... 562
If the warning buzzer sounds........ 521
If the warning light turns on ............ 521E

614Alphabetical index
IS300h_EE(OM53D56E)
First-aid kit storage belt ..................... 432
Flat tireVehicles with emergency
tire puncture repair kit .................545
Vehicles with run-flat tires............ 559
Floor mats ................................................... 34
Fluid Brake....................................................... 585
Hybrid transmission ..................................... 584
Washer ................................................... 462
Fog lights .................................................. 236 Replacing light bulbs........................507
Switch ...................................................... 236
Follow me home system ....................230
Footwell light .......................................... 425 Wattage................................................. 588
Front fog lights ....................................... 236 Replacing light bulbs........................507
Switch ...................................................... 236 Front personal lights............................ 426
Wattage ................................................ 588
Front position lights ............................. 229 Light switch............................................229
Replacing light bulbs ....................... 507
Front seats .................................................165
Adjustment .............................................165
Cleaning ................................................ 446
Correct driving posture.................... 36
Driving position memory ................ 169
Head restraints ..................................... 174
Power easy access system............. 169
Seat heaters...........................................424
Seat position memory .......................169
Seat ventilators ....................................424
Front turn signal lights ........................ 225
Replacing light bulbs ........... 497, 499
Turn signal lever..................................225
Wattage ................................................ 588
F

615Alphabetical index
IS300h_EE(OM53D56E)
Fuel ............................................................. 246Capacity ................................................ 580
Fuel gauge.............................................. 109
Information ........................................... 589
Refueling ................................................ 246
Type ............................................. 246, 580
Warning light ....................................... 523
Fuel consumption .................................. 124
Average fuel economy ...................... 116
Current fuel consumption................ 116
Fuel filler door ........................................ 246 If the fuel filler door
cannot be opened .........................248
Refueling ................................................ 246
Fuel gauge ................................................ 109
Fuses ........................................................... 491
Gauges ...................................................... 109
Glove box ................................................ 429
Glove box light ...................................... 429 Hands-free system
(for cellular phone) ...........................380
Head restraints ........................................ 174
Headlight cleaner................................. 238
Headlights ............................................... 229
Automatic High Beam system...................................................232
Discharge headlights precautions ...................................... 508
Follow me home system................ 230
Light switch............................................229
Replacing light bulbs ....................... 507
Wattage ................................................ 588
Heaters .......................................................412 Air conditioning system ................... 412
Heated steering wheel ....................423
Outside rear view mirrors .............. 418
Seat heaters...........................................424
Hill-start assist control........................ 296
High-voltage components .................. 83
Hood .......................................................... 453
Open ....................................................... 453
Pop Up Hood ........................................ 56
G
H

620Alphabetical index
IS300h_EE(OM53D56E)
Paddle shift switches .............................221
Parking assist sensors ......................... 276
Parking brake ......................................... 227
PCS (Pre-Crash Safety system) ............302
Function ..................................................302
PCS OFF switch ................................303
Warning light ....................................... 522
Personal lights ........................................ 426
Wattage................................................. 588
Pollen removal mode ........................... 418
Pop-up display .......................................... 117
Pop Up Hood ............................................ 56
Power control unit ...................................83
Power control unit coolant ...............460
Capacity ................................................ 583
Checking .............................................. 460
Preparing and checking before winter.................................................... 322
Power easy access system ................ 169
Power outlet............................................ 436
Power steering (Electric power steering system) ................................. 296
Warning light ....................................... 522 Power switch ............................................212
Power windows ...................................... 185
Door lock linked window operation.............................................. 187
Jam protection function ...................186
Operation ...............................................185
Window lock switch ..........................185
Pre-Crash Safety system (PCS) .... 302
Function.................................................. 302
PCS OFF switch................................ 303
Warning light........................................522
Radar cruise control (dynamic radar cruise control) ........................ 254
Radiator .................................................... 462
Radio.......................................................... 352
Rear Crossing Traffic Alert............... 310
Rear fog light .......................................... 236 Replacing light bulb ......................... 507
Switch ...................................................... 236
Rear passengers’ seat belt
reminder lights ................................... 523
Rear seat .................................................... 167
Fold down the seatback .................. 167
Luggage security system ................ 145
Rear personal lights............................. 426 Wattage ................................................ 588
Rear sunshade ....................................... 437 Operation ..............................................437
Reverse operation feature .............437
P
R

621Alphabetical index
IS300h_EE(OM53D56E)
Rear turn signal lights.......................... 225Replacing light bulbs....................... 500
Turn signal lever ................................. 225
Wattage................................................. 588
Rear view mirror Inside rear view mirror......................179
Outside rear view mirrors................ 181
Rear view monitor system.................283
Rear window defogger ...................... 418
Refueling .................................................. 246
Capacity ................................................ 580
Fuel types .............................................. 580
If the fuel filler door cannot be opened ......................................... 248
Opening the fuel tank cap ............248
Regenerative braking ............................. 81
Remote Touch
*
Replacing
Electronic key battery..................... 488
Fuses ..........................................................491
Light bulbs.............................................495
Tires .......................................................... 476
Rev indicator.............................................. 117
Rev peak ...................................................... 117
Road accident cautions......................... 87
Run-flat tires ............................................559 Seat belt reminder light ..................... 523
Seat belts..................................................... 38
Adjusting the seat belt ....................... 39
Child restraint system installation ..............................................70
Cleaning and maintaining the seat belt........................................447
Emergency Locking Retractor (ELR) ................................. 40
How to wear your seat belt ............ 38
How your child should wear the seat belt.......................................... 40
Pregnant women, proper
seat belt use ........................................... 41
Reminder light and
buzzer.................................................. 523
Seat belt pretensioners...................... 39
SRS warning light ...............................522
Seat heaters ............................................ 424
Seat position memory...........................169
Seat ventilators ...................................... 424
S
*: For vehicles with a navigation or multimedia system, refer to
“NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.