2015 Lexus IS300h hybrid

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)

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

613Alphabetical index
IS300h_EE(OM53D56E)
If you have a flat tire ............. 545, 559
If you think something is wrong...............................................520
If your vehicle becomes stuck..... 575
If your vehicle has to be stopped in an emergency........... 513
If your vehicle needs to be towed...............................................514
If your vehicle overheats ..................571
Emergency brake signal .................... 297
Emergency flashers .............................. 512
Emergency tire puncture
repair kit ................................................545
Energy monitor......................................... 121
Engine....................................................... 580 ACCESSORY mode ....................... 213
Compartment......................................455
Engine switch......................................... 212
Hood ........................................................453
How to start the hybrid
system .................................................... 212
Identification number ....................... 579
Ignition switch (power switch)................................... 212
Overheating ...........................................571
Power switch ......................................... 212 Engine coolant....................................... 460
Capacity.................................................583
Checking ............................................... 460
Preparing and checking
before winter.....................................322
Engine coolant temperature
gauge ...................................................... 109
Engine oil ................................................. 456
Capacity...................................................581
Checking ............................................... 456
Preparing and checking before winter.....................................322
Engine oil maintenance data ........... 458
Engine switch ........................................... 212
EPS (Electric Power Steering) ....... 296 Function.................................................. 296
Warning light........................................522
EV drive mode......................................... 217
EV indicator ............................................... 117

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

616Alphabetical index
IS300h_EE(OM53D56E)
HooksCargo hooks........................................ 432
Coat hooks ........................................... 439
Retaining hooks (floor mat)............. 34
Horn ............................................................ 178
Hybrid battery (traction battery).......83
Hybrid battery (traction battery) air vents.....................................................84
Hybrid system ........................................... 79 Emergency shut off system.............. 84
Energy monitor/consumption screen.........................121
EV drive mode ..................................... 217
High voltage components ...............83
Hybrid System Indicator ................... 113
Hybrid system precautions.............. 83
Hybrid vehicle driving tips ............320
If the hybrid system will not start ...................................... 560
Overheating ...........................................571
Power (ignition) switch ..................... 212
Starting the hybrid system............... 212
Hybrid System Indicator .......................113
Hybrid transmission .............................. 219 If the shift lever cannot be shifted from P ...................................562
Paddle shift switches .......................... 221
S mode.................................................... 222 Identification
Engine ..................................................... 579
Vehicle.................................................... 579
Ignition switch (power switch) ..........212
Illuminated entry system .................... 426
Immobilizer system................................. 90
Indicators .................................................. 106
Initialization Engine oil maintenance data .......458
Moon roof.................................................191
Multi-information display................... 117
Power windows ...................................186
Tire pressure warning
system.................................................. 468
Inside door handle lights ................... 425
Inside rear view mirror ......................... 179
Instrument panel light control ............ 112
Interior lights........................................... 425 Wattage ................................................ 588
Intrusion sensor and tilt sensor .......... 99
ISOFIX rigid anchors ............................ 69
Jack Positioning the jack .......................... 454
Vehicle-equipped jack................... 476
Jack handle ..............................................476
Jam protection function Moon roof...............................................190
Power window .....................................186I
J

622Alphabetical index
IS300h_EE(OM53D56E)
Seats, Front............................................... 165Adjustment............................................. 165
Adjustment precautions .................. 166
Child seats/child restraint
system installation ............................. 69
Cleaning................................................. 446
Driving position memory ................ 169
Head restraints...................................... 174
Power easy access system ............ 169
Properly sitting in the seat ................ 36
Seat heaters .......................................... 424
Seat position memory ...................... 169
Seat ventilators .................................... 424
Seats, Rear.................................................167
Fold down the seatback ...................167
Luggage security system.................145
Sensor Automatic headlight system.........230
Automatic High Beam system.... 235
Inside rear view mirror..................... 180
Intrusion sensor and tilt sensor ...... 99
LDA (Lane Departure Alert)....... 270
Lexus parking assist-sensor ......... 276
Radar sensor ................. 262, 303, 314
Rain-sensing windshield wipers................................................... 244 Service plug ............................................... 83
Service reminder indicators ............. 104
S-FLOW mode ....................................... 414
Shift lever ................................................... 219
Hybrid transmission ........................... 219
If the shift lever cannot be shifted from P................................... 562
Shift lock system ................................... 562
Shift position and shift range............. 109
Side airbags ............................................... 43
Side mirrors ............................................... 181 Adjusting and folding ......................... 181
BSM (Blind Spot Monitor) .............310
Linked mirror function when
reversing ..............................................183
Mirror position memory .................. 169
Side turn signal lights .......................... 225 Replacing light bulbs ....................... 507
Turn signal lever..................................225
Side windows .......................................... 185
Slip indicator........................................... 522
Smart entry & start system .................149
Antenna location ................................. 149
Entry functions ............................136, 143
Starting the hybrid system .............. 212
SMS (Short message service).........388

625Alphabetical index
IS300h_EE(OM53D56E)
Tires ............................................................ 466Chains ..................................................... 323
Checking ...............................................466
Emergency tire puncture
repair kit ..............................................545
If you have a flat tire ............. 545, 559
Inflation pressure............................... 586
Replacing ............................................... 476
Rotating tires ........................................ 467
Size........................................................... 586
Snow tires .............................................. 324
Tire inflation pressure display
function ............................................... 468
Tire pressure warning system .... 468
Warning light ....................................... 523
Tools ........................................................... 476
Top strap ..................................................... 74
Towing ........................................................ 514
Emergency towing..............................514
Towing capacity .................................578
Towing eyelet ........................................517
Trailer towing ....................................... 204
Traction battery (hybrid battery).......83
Traction Control (TRC) ..................... 296
Traction motor (electric motor) ........ 79
Trailer towing .........................................204 Transmission.............................................219
Driving mode select switch.......... 293
Hybrid transmission ........................... 219
If the shift lever cannot be
shifted from P................................... 562
Paddle shift switches.......................... 221
S mode .................................................... 222
TRC (Traction Control) ..................... 296
Trip meters ............................................... 109
Trunk ............................................................143
Luggage security system ................ 145
Smart entry & start system ............. 143
Trunk features ......................................432
Trunk grip................................................ 144
Trunk light ............................................... 146
Trunk opener main switch .............. 145
Trunk opener switch.......................... 143
Wireless remote control ................. 144
Trunk light .................................................. 146 Trunk light ............................................... 146
Wattage ................................................ 588
Turn signal lights ................................... 225
Replacing light bulbs............................497, 499, 500, 507
Turn signal lever..................................225
Wattage ................................................ 588