
555
8
8-1. Specifications
Vehicle specifications
GS450h_300h_OM_OM30F92E_(EE)
Type A
* : For optimizing fuel economy, ECO tire pressure is recommended. Tire pressure
affects traveling comfort, road noise and steering characteristics.
Tires and wheels
Tire size225/50R17 94W
Tire inflation
pressure
(Recommended
cold tire inflation
pressure)
Vehicle speed
Front tire
kPa (kgf/cm 2
or
bar, psi)Rear tire
kPa (kgf/cm 2
or
bar, psi)
More than 190 km/h
(118 mph)300 (3.0, 44)300 (3.0, 44)
Normal pressure:
190 km/h (118 mph)
or less
240 (2.4, 35)240 (2.4, 35)
ECO pressure *:
190 km/h (118 mph)
or less
270 (2.7, 39)270 (2.7, 39)
Wheel size17 7 1/2J
Wheel nut torque103 N

579
What to do if... (Troubleshooting)
GS450h_300h_OM_OM30F92E_(EE) ●
The function to prevent the electronic ke y from being left inside the trunk will
operate and you can open the trunk as usual. Take the key out from the trunk. ( P. 148)
● Did you press the power switch while firmly depressing the brake pedal? ( P. 217)
● Is the shift lever in P? ( P. 219)
● Is the electronic key anywhere detectable inside the vehicle? ( P. 153)
● Is the steering wheel unlocked? ( P. 219)
● Is the electronic key battery weak or depleted?
In this case, the hybrid system can be started in a temporary way. ( P. 528)
● Is the 12-volt battery discharged? ( P. 530)
● Is the power switch in ON mode?
If you cannot release the shift lever by depressing the brake pedal with the
power switch in ON mode ( P. 229)
● It is locked automatically to prevent theft of the vehicle. ( P. 219)
The trunk lid is closed with the electronic key left inside
If you think som
ething is wrong
The hybrid system does not start
The shift lever cannot be shifted fr om P even if you depress the brake
pedal
The steering wheel cannot be turned after the hybrid system is stopped

588Alphabetical index
GS450h_300h_OM_OM30F92E_(EE) Fuel ............................................................. 257
Capacity .................................................549
Fuel gauge.............................................. 105
Information ........................................... 559
Refueling ................................................ 257
Type ........................................................ 549
Warning light ....................................... 462
Warning messages...........................466
Fuel consumption Average fuel consumption .............. 113
Average fuel consumption after refueling ...................................... 113
Current fuel consumption................ 113
Fuel filler door ........................................ 257
Refueling ................................................ 257
When the fuel filler door cannot be opened ......................... 259
Fuses .......................................................... 437
Gauges ...................................................... 104
Glove box ................................................ 370
Glove box light ...................................... 370
Grille Shutter system
Warning message.............................466 Hands-free system
(for cellular phone) *
Head restraints ....................................... 183
Headlight cleaner...................... 252, 254
Headlights ............................................... 237
Adaptive Front-lighting System (AFS)................................... 239
AHS (Adaptive High-beam System) ................................................. 241
Automatic High Beam system.................................................. 246
Follow me home system................ 238
Headlight leveling warning message ............................................. 466
Light switch............................................ 237
Replacing light bulbs ....................... 449
Head-up display....................................... 119
Heated steering wheel.........................361
Heaters ..................................................... 346
Air conditioning system ................. 346
Heated steering wheel ................... 362
Outside rear view mirrors ............ 352
Seat heaters.......................................... 362
High-voltage components .................. 80
Hood........................................................... 401 Open ......................................................... 401
Warning message ............................ 466
G
H

595
Alphabetical index
GS450h_300h_OM_OM30F92E_(EE) Shift lever.................................................. 224
Hybrid transmission ......................... 224
If the shift lever cannot be shifted from P ................................... 229
Shift lever light........................................ 366
Shift lock system .................................... 228
Side airbags................................................ 43
Side display.............................................. 344
Side mirrors.............................................. 190 Adjusting and folding........................ 190
BSM (Blind spot monitor)...............314
Linked mirror function when
reversing ................................................ 191
Mirror position memory...................178
Side turn signal lights............................ 231 Replacing light bulbs........................ 449
Turn signal lever ................................... 231
Smart entry & start system................. 153
Antenna location................................. 153
Entry functions............................ 139, 146
Starting the hybrid system............... 217
Warning message.............................466
Snow mode ............................................. 225
Snow tires................................................ 338
Spare tire ..................................................498 Inflation pressure................................ 557
Storage location .................................499
Spark plug................................................ 552 Specifications ......................................... 546
Speech command system
*
Speedometer .......................................... 104
Sport mode ................................................ 311
Steering lock ............................................219 Column lock release ....................... 220
Steering lock system warning message ............................................. 496
Steering wheel........................................ 186 Adjustment .............................................186
Audio switches *
Heated steering wheel ................... 362
Power easy access system............. 178
Steering wheel position
memory ................................................ 178
Stop lights
Emergency brake signal................ 325
Replacing light bulbs ....................... 449
Storage feature ..................................... 369
Storage precautions............................ 369
Stuck If the vehicle becomes stuck ....... 542
Sun visors ..................................................377
Sun shade Rear ..........................................................380
Rear door ................................................381
Roof ............................................................ 197
*: Refer to the “NAVIGATION AND MULTIMEDIA
SYSTEM OWNER’S MANUAL”.

596Alphabetical index
GS450h_300h_OM_OM30F92E_(EE) Switches
Adaptive High-beam System
switch...................................................... 241
Audio remote control switches *
Automatic High Beam switch.................................................... 246
Brake hold switch .............................. 235
Cruise control switch....................................... 296, 308
Door lock switches ............................. 142
Driving mode select switch ............. 311
Driving position memory
switches.................................................178
Emergency flashers switch ........... 452
EV drive mode switch..................... 222
Fog light switch ...................................250
Heated steering wheel switch.................................................... 362
HUD (Head-up display) switches.................................................. 119
Ignition switch ........................................ 217
Lexus parking assist-sensor switch *
Light switch ........................................... 237
LKA (Lane-Keeping Assist) switch....................................................286
Meter control switches. ......................112
Moon roof switches .......................... 196
Outside rear view mirror switches................................................ 190
Paddle shift switches ........................ 226
Parking brake switches................... 232
Power door lock switch ................... 142
Power switch ......................................... 217
Power window switches ..................193
Rear sunshade switch..................... 380 Rear window and outside rear
view mirror defoggers
switch ................................................... 352
Seat heater switches ........................ 362
Seat ventilator switches .................. 362
Snow mode switch ............................225
Talk switch *
Telephone switches *
Tilt and telescopic steering control switch ....................................186
Trunk closer switch ............................ 147
Trunk opener switch.......................... 146
Trunk opener main switch .............. 148
Vehicle-to-vehicle distance button ............................... 302
VSC OFF switch............................... 326
Window lock switch .......................... 193
Windshield wipers
and washer switch........................... 251
Tachometer ............................................. 104
Tail lights................................................... 237 Light switch............................................ 237
Replacing light bulbs ....................... 449
Welcome light illumination
control ................................................... 140
Talk switch *
Telephone switches *
Theft deterrent system
Alarm ............................................................ 91
Double locking system ...................... 90
Immobilizer system ............................. 85
Intrusion sensor and tilt sensor ......................................................94
T

599
Alphabetical index
GS450h_300h_OM_OM30F92E_(EE) Warning lights........................................... 99
ABS.............................................................461
AFS OFF indicator............................ 462
Brake hold operated
indicator .............................................. 462
Brake system .......................... 460, 462
Charging system .............................. 460
Electric power steering
system ....................................................461
Low fuel level ....................................... 462
Malfunction indicator lamp .......... 460
Master warning light ........................ 462
Parking brake indicator .................. 462
Pre-Crash Safety system .................461
Seat belt reminder light................... 462
Slip indicator...........................................461
SRS........................................................... 460
Tire pressure ........................................ 463
Warning messages .............................. 466
Warning reflector storage belt ....... 376
Washer....................................................... 251 Checking .................................................. 411
Low washer fluid warning message..............................................466
Preparing and checking before winter .................................... 334
Switch ........................................................251 Washing and waxing........................... 390
Weight ...................................................... 546
Welcome light illumination
control..................................................... 140
Wheels........................................................431 Replacing................................................. 431
Size ...........................................................555
Window glasses ......................................193
Window lock switch ..............................193
Windows ....................................................193
Power windows ................................... 193
Rear window defogger .................. 352
Washer ..................................................... 251
Windshield wiper de-icer ................. 352
Windshield wipers .................................251 Intermittent windshield wipers
with interval adjuster ...................... 251
Position ....................................................337
Rain-sensing windshield wipers .................................................. 253
Winter driving tips ............................... 334
Wireless remote control key .............134 Battery-saving function ....................155
Locking/Unlocking ............................ 134
Replacing the battery ...................... 435
WMA disc *
*: Refer to the “NAVIGATION AND MULTIMEDIA
SYSTEM OWNER’S MANUAL”.