GS450h_OM_OM30E99U_(U)
Pictorial indexSearch by illustration
1For safety
and securityMake sure to read through them
2Instrument clusterHow to read the gauges and meters, the variety of
warning lights and indicators, etc.
3Operation of
each componentOpening and closing the doors and windows,
adjustment before driving, etc.
4DrivingOperations and advice which are necessary for driving
5Interior featuresUsage of the interior features, etc.
6Maintenance
and careCaring for your vehicle and maintenance procedures
7When trouble
arisesWhat to do in case of malfunction or emergency
8Vehicle
specificationsVehicle specifications, customizable features, etc.
9For owners
Reporting safety defects for U.S. owners, and seat belt,
SRS airbag and headlight aim instructions for Canadian
owners
IndexSearch by symptom
Search alphabetically
TABLE OF CONTENTS2
GS450h_OM_OM30E99U_(U)
For your information ................................... 8
Reading this manual................................... 12
How to search ..............................................13
Pictorial index ............................................... 14
1-1. For safe useBefore driving................................. 26
For safety drive............................... 28
Seat belts .......................................... 30
SRS airbags ..................................... 35
Front passenger occupant classification system.................. 46
Safety information for children ................................... 52
Child restraint systems ............... 53
Installing child restraints..............57
Exhaust gas precautions ............ 65
1-2. Hybrid system Hybrid system features............... 66
Hybrid system precautions....... 70
1-3. Theft deterrent system Immobilizer system ....................... 74
Alarm .................................................. 77 2. Instrument cluster
Warning lights and indicators .............................. 80
Gauges and meters ..................... 86
Multi-information display .......... 93
Head-up display ............................ 101
Energy monitor/ consumption screen ................ 107
3-1. Key information Keys .................................................... 116
3-2. Opening, closing and locking the doors and trunk
Doors ................................................120
Trunk.................................................. 126
Smart access system with push-button start .............133
3-3. Adjusting the seats Front seats........................................ 141
Driving position memory..........143
Head restraints ............................ 148
3-4. Adjusting the steering wheel and mirrors
Steering wheel ............................... 151
Inside rear view mirror .............. 152
Outside rear view mirrors........154
3-5. Opening, closing the windows and moon roof
Power windows............................ 158
Moon roof ........................................ 161
1For safety and security
2Instrument cluster
3Operation of
each component
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GS450h_OM_OM30E99U_(U)
9
4-1. Before drivingDriving the vehicle ......................166
Cargo and luggage......................174
Vehicle load limits ........................ 177
Trailer towing ................................. 178
Dinghy towing ............................... 179
4-2. Driving procedures Power (ignition) switch ............. 180
EV drive mode ............................. 185
Hybrid transmission .................... 187
Turn signal lever ............................192
Parking brake ................................193
Brake Hold .....................................195
4-3. Operating the lights and wipers
Headlight switch .......................... 197
Automatic High Beam.............200
Windshield wipers and washer ................................ 204 4-4. Refueling
Opening the fuel tank cap ...... 210
4-5. Using the driving support systems
Lexus Safety System+ ................ 214
PCS (Pre-Collision System) ......... 220
LKA (Lane-Keeping Assist) .......................................... 232
Dynamic radar cruise control with full-speed range............... 241
Cruise control ............................. 253
Driving mode select switch ... 256
BSM (Blind Spot Monitor) ............. 258
• The Blind Spot Monitor function ...................................... 261
• The Rear Cross Traffic Alert function ........................ 263
Driving assist systems .............. 266
4-6. Driving tips Hybrid vehicle driving tips ...... 272
Winter driving tips ...................... 274
4Driving
TABLE OF CONTENTS4
GS450h_OM_OM30E99U_(U)
5-1. Remote Touch screenRemote Touch/12.3-inch display.......................................... 280
5-2. Using the air conditioning system and defogger
Front automatic air conditioning system......... 285
Rear air conditioning system .......................................... 296
Heated steering wheel/ seat heaters/seat
ventilators................................... 299
5-3. Using the interior lights Interior lights list ......................... 302• Interior lights .......................... 303
• Personal lights ....................... 303
5-4. Using the storage features List of storage features ............305• Glove box ............................... 306
• Console box .......................... 306
• Cup holders ........................... 307
• Auxiliary boxes ..................... 309
Trunk features ............................... 310 5-5. Using the other interior features
Other interior features ..............312• Sun visors ..................................312
• Vanity mirrors ..........................312
• Clock ..........................................313
• Power outlets ...........................313
• Armrest......................................315
•Rear sunshade/ rear door sunshades.............316
• Coat hooks.............................. 318
• Assist grips .............................. 318
• Garage door opener ...........319
LEXUS Enform Safety Connect...................................... 326
6-1. Maintenance and care Cleaning and protecting the vehicle exterior ................ 332
Cleaning and protecting the vehicle interior.................. 336
6-2. Maintenance Maintenance requirements ... 339
General maintenance................341
Emission inspection and maintenance (I/M)
programs .................................... 344
5Interior features
6Maintenance and care
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GS450h_OM_OM30E99U_(U)
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6-3. Do-it-yourself maintenanceDo-it-yourself service precautions................................ 345
Hood ............................................... 347
Positioning a floor jack.............348
Engine compartment ............... 349
12-volt battery ............................. 358
Tires.................................................... 361
Tire inflation pressure ............... 370
Wheels ............................................373
Air conditioning filter ................375
Electronic key battery...............377
Checking and replacing fuses...............................................379
Headlight aim (vehicles with single-beam head lights) ...... 384
Light bulbs .................................... 386
7-1. Essential information Emergency flashers .................. 392
If your vehicle has to be stopped in an emergency.... 393 7-2. Steps to take in an emergency
If your vehicle needs to be towed................................ 394
If you think something is wrong ................ 399
If a warning light turns on or a warning buzzer sounds.....400
If a warning message is displayed ................................ 406
If you have a flat tire ...................437
If the hybrid system will not start ............................... 446
If the shift lever cannot be shifted from P ..................... 448
If the parking brake cannot be released ................................ 449
If the electronic key does not operate properly ....................... 451
If the 12-volt battery is discharged............................. 453
If your vehicle overheats ..........457
If the vehicle becomes stuck ..............................................462
7When trouble arises
TABLE OF CONTENTS6
GS450h_OM_OM30E99U_(U)
8-1. SpecificationsMaintenance data (fuel, oil level, etc.) .................. 466
Fuel information...........................478
Tire information............................ 481
8-2. Customization Customizable features ..............491
8-3. Initialization Items to initialize ......................... 504
Reporting safety defects for U.S. owners..................................... 506
Seat belt instructions for Canadian owners
(in French) .............................................. 507
SRS airbag instructions for Canadian owners
(in French) ..............................................509
Headlight aim instructions for Canadian owners
(in French) (vehicles with
single-beam headlights)..................... 517 What to do if...
(Troubleshooting) ............................... 520
Alphabetical index .................................524
8Vehicle specifications
9For owners
Index
For information regarding the equipment listed below, refer to the “NAVIGA-
TION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.
• Audio system
• Intuitive parking assist• Navigation system
• Lexus parking assist monitor
15Pictorial index
GS450h_OM_OM30E99U_(U)
Windshield wipers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 204
Precautions against winter season . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 274
To prevent freezing (windshield wiper de-icer)
* . . . . . . . . . . . . . . . . . . . . . . . . P. 291
Precautions against car wash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 334
Fuel filler door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 210
Refueling method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P . 210
Fuel type/fuel tank capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 468
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 361
Tire size/inflation pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 473
Winter tires/tire chain. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 274
Checking/rotation/tire pressure warning system . . . . . . . . . . . . . . . . . . . . . . . . P. 361
Coping with flat tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 437
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 347
Opening. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 347
Engine compartment cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 350
Engine oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 469
Coping with overheat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 457
Warning messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 408
Headlights/parking lights/dayti me running lights/front side
marker lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 197
Front turn signal lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 192
Side turn signal lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 192
Tail lights/rear side marker lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 197
Rear turn signal lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 192
Stop lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 166
Back-up light
Shifting the shift lever to R . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 18 7
License plate lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 197
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Light bulbs of the exterior lights for driving
(Replacing method: P. 386, Watts: P. 477)
*: If equipped
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16Pictorial index
GS450h_OM_OM30E99U_(U)
■Instrument panel
Power switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 180
Starting the hybrid system/changing the modes . . . . . . . . . . . . . . . . . . . . . . . . . P. 180
Emergency stop of the hybrid system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 393
When the hybrid system will not start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 446
Warning messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 416, 432
Shift lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 187
Changing the shift position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 187
Precautions against towing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 394
When the shift lever does not move . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 448
Meters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 86
Reading the meters/adjusting the instrument panel light . . . . . . . . . . . . . . . . . P. 86
Warning lights/indicator lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 80
When the warning lights come on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 400
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