
TABLE OF CONTENTS2
GS450h_300h_OM_OM30F00E_(EE)
For your information ...................................8
Reading this manual .................................. 12
How to search.............................................. 13
Pictorial index .............................................. 14
1-1. For safe useBefore driving .................................34
For safety drive ............................... 36
Seat belts ..........................................38
SRS airbags ..................................... 43
Airbag manual on-off system .............................................53
Safety information for children....................................55
Child restraint systems................56
Installing child restraints .............65
Exhaust gas precautions .............74
1-2. Hybrid system Hybrid system features ............... 75
Hybrid system precautions ....... 79
1-3. Theft deterrent system Immobilizer system.......................84
Double locking system................89
Alarm .................................................90 2. Instrument cluster
Warning lights and indicators ..............................98
Gauges and meters ................... 104
Multi-information display............ 111
Head-up display ............................119
Energy monitor/ consumption screen ............... 126
3-1. Key information Keys................................................... 134
3-2. Opening, closing and locking the doors and trunk
Doors ............................................... 139
Trunk ................................................. 146
Smart entry & start system ...... 153
3-3. Adjusting the seats Front seats .......................................175
Driving position memory ......... 178
Head restraints............................. 183
3-4. Adjusting the steering wheel and mirrors
Steering wheel ............................. 186
Inside rear view mirror ..............188
Outside rear view mirrors ....... 190
1For safety and security
2Instrument cluster
3Operation of
each component

22Pictorial index
GS450h_300h_OM_OM30F00E_(EE)
■Interior (Left-hand drive vehicles)
SRS airbags . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 43
Floor mats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 34
Front seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 175
Head restraints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 183
Seat belts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 38
Console box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 390
Inside lock buttons. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 14 2
Cup holders . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 3 9 1
Auxiliary boxes
*1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 393
Ashtrays
*1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 398
Assist grips. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 403
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30Pictorial index
GS450h_300h_OM_OM30F00E_(EE)
■Interior (Right-hand drive vehicles)
SRS airbags . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 43
Floor mats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 34
Front seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 175
Head restraints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 183
Seat belts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 38
Console box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 390
Inside lock buttons. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 14 2
Cup holders . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 3 9 1
Auxiliary boxes
*1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 393
Ashtrays
*1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 398
Assist grips. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 403
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133
3
Operation of
each component
GS450h_300h_OM_OM30F00E_(EE)
3-1. Key information
Keys .................................................. 134
3-2. Opening, closing and locking the doors and trunk
Doors ............................................... 139
Trunk ..................................................146
Smart entry & start system...... 153
3-3. Adjusting the seats Front seats....................................... 175
Driving position memory ..........178
Head restraints ............................ 183
3-4. Adjusting the steering wheel and mirrors
Steering wheel ............................. 186
Inside rear view mirror.............. 188
Outside rear view mirrors ....... 190
3-5. Opening, closing the windows and moon roof
Power windows ............................ 193
Moon roof ...................................... 196

175
3
3-3. Adjusting the seats
Operation of each component
GS450h_300h_OM_OM30F00E_(EE)
Front seats
Adjustment procedure
Seat position adjustment switch
Seatback angle adjustment switch
Seat cushion (front) angle adjust-
ment switch
Vertical height adjustment switch
Seatback upper angle adjustment
switch (if equipped)
Lumbar support adjustment switch
Pelvic support adjustment switch (if
equipped)
Seat cushion length adjustment
switch (if equipped) / ottoman
angle adjustment switch (if
equipped for front passenger’s
side)
Seatback side support adjustment
switch (if equipped)1
2
3
4
5
6
7
8
9

607Alphabetical index
GS450h_300h_OM_OM30F00E_(EE)
Engine coolant temperature gauge....................................................... 105
Engine oil.................................................. 422 Capacity .................................................570
Checking ............................................... 422
Oil level warning message ........... 482
Oil pressure warning message..............................................482
Preparing and checking before winter ....................................354
Engine switch ...........................................217 Auto power off function ...................219
Changing the power switch modes ................................................... 218
If your vehicle has to be stopped in an emergency..........469
Starting the hybrid system............... 217
EPS (Electric Power Steering)........345
Function ..................................................345
Warning light ....................................... 477
Warning message.............................482
EV drive mode ....................................... 222
First-aid kit storage net.......................395
Flat tire
Vehicles with spare tire ....................517
Vehicles without spare tire ...........528
Floor mats ................................................... 34
Fluid Brake........................................................ 574
Hybrid transmission ......................... 573
Washer ................................................... 427 Fog lights .................................................. 249
Replacing light bulbs ....................... 465
Switch ...................................................... 249
Follow me home system .................... 237
Footwell light .......................................... 386
Front air conditioning system .......... 366
Front fog lights ....................................... 249 Replacing light bulbs ....................... 465
Switch ...................................................... 249
Wattage ................................................. 465
Front personal lights............................ 387
Front position lights ............................. 236 Light switch........................................... 236
Replacing light bulbs ....................... 465
Welcome light illumination control ...................................................140
Front seats ................................................. 175 Adjustment ............................................. 175
Cleaning .................................................. 410
Correct driving posture.................... 36
Driving position memory ................ 178
Head restraints .....................................183
Power easy access system............. 178
Seat heaters.......................................... 382
Seat position memory ....................... 178
Seat ventilators ................................... 382
Front turn signal lights ........................ 230 Replacing light bulbs ...........459, 465
Turn signal lever................................. 230
Wattage ................................................. 578
F
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.

614Alphabetical index
GS450h_300h_OM_OM30F00E_(EE)
Refueling .................................................. 256Capacity ................................................ 569
Fuel types .............................................. 569
Opening the fuel tank cap ............258
When the fuel filler door cannot be opened .........................258
Regenerative braking ............................ 76
Remote Touch
*
Replacing Electronic key battery........................451
Fuses ........................................................453
Light bulbs ............................................ 458
Tires ............................................................517
Rev indicator............................................ 106
Rev peak .................................................... 106
Road accident cautions.........................82
Seat belt reminder light ...................... 478
Seat belts .....................................................38
Adjusting the seat belt ........................ 39
Child restraint system installation.............................................. 66
Cleaning and maintaining
the seat belt .......................................... 411
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 ........... 478
Seat belt pretensioners ...................... 39
SRS warning light............................... 476 Seat heaters ............................................ 382
Seat position memory...........................178
Seat ventilators ...................................... 382
Seats............................................................. 175
Adjustment ............................................. 175
Adjustment precautions................... 176
Child seats/child restraint system installation ............................. 65
Cleaning .................................................. 410
Driving position memory ................ 178
Head restraints .....................................183
Power easy access system............. 178
Properly sitting in the seat................ 36
Seat heaters.......................................... 382
Seat position memory ....................... 178
Seat ventilators ................................... 382
Sensor Automatic headlight system ........ 239
Automatic High Beam system ... 245
Inside rear view mirror .....................189
Intrusion sensor and tilt sensor...... 93
Lexus parking assist-sensor
*
LDA (Lane Departure Alert with steering control)................... 290
LKA (Lane-Keeping Assist) .......... 281
Radar sensor ........................... 262, 338
Rain-sensing windshield wipers .................................................. 254
Service plug ................................................79
Service reminder indicators ............... 98
S-FLOW mode ..................................... 367
S