2017 Lexus GS300h stop start

5427-2. Steps to take in an emergency
GS450h_300h_OM_OM30F92E_(EE)
If the vehicle becomes stuck
Stop the hybrid system. Set the parking brake and shift the shift lever to P.
Remove the mud, snow or sand from around the rear wheels.
Place wood, stones or some other materi al under the rear wheels to help pro-
vide traction.
Restart the hybrid system.
Shift the shift lever to D or R and rele ase the parking brake. Then, while exer-
cising caution, depress the accelerator pedal.
■When it is difficult to free the vehicle
Carry out the following procedures if the tires spin or the vehicle becomes
stuck in mud, dirt or snow:
Press to turn off TRC. ( P. 326)
WARNING
■When attempting to free a stuck vehicle
If you choose to push the vehicle back and forth to free it, make sure the surrounding
area is clear to avoid striking other vehi cles, objects or people. The vehicle may also
lunge forward or lunge back suddenly as it becomes free. Use extreme caution.
■When shifting the shift lever
Be careful not to shift the shift lever with the accelerator pedal depressed.
This may lead to unexpected rapid acceleration of the vehicle that may cause an acci-
dent resulting in death or serious injury.
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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

580What to do if... (Troubleshooting)
GS450h_300h_OM_OM30F92E_(EE) ●
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. 193)
● 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. 219)
● The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? ( P. 462)
● The parking brake indicator is on
Is the parking brake released? ( P. 232)
Depending on the situation, other type s of warning buzzer may also sound.
(  P. 460, 466)
● 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. 91)
To stop the alarm, turn the power switch to ON mode or start the hybrid system. ● Is the electronic key left inside the vehicle or the moon roof opened (if
equipped)?
Check the message on the multi-information display. ( P. 466)
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)
A warning buzzer sounds when leaving the vehicle
(vehicles with entry function)

586Alphabetical index
GS450h_300h_OM_OM30F92E_(EE) Dynamic radar cruise control
with full-speed range ....................... 296
Function .................................................. 296
Warning message.............................466
Dynamic Rear Steering (DRS)........ 325 Function .................................................. 325
Warning message.............................466
DVD player *
Eco drive mode ........................................ 311
Electric motor (traction motor) ......... 76
Electric Power Steering (EPS)........ 325 Function .................................................. 325
Warning light .........................................461
Warning message.............................466
Electronic key.......................................... 134 Battery-saving function.................... 155
If the electronic key does not operate properly ............................ 527
Replacing the battery.......................435
Emergency, in case of
If a warning buzzer sounds ......... 460
If a warning light turns on.............. 460
If a warning message is displayed ............................................466
If the 12-volt battery is discharged........................................ 530
If the electronic key does not operate properly ............................ 527
If the hybrid system will not start ........................................................ 523
If the parking brake cannot be released........................................525
If you have a flat tire .............498, 509 If you think something
is wrong .............................................. 459
If your vehicle becomes stuck ..................................................... 542
If your vehicle has to be stopped in an emergency ......... 453
If your vehicle needs to be towed ............................................ 454
If your vehicle overheats................ 535
Emergency brake signal.................... 325
Emergency flashers............................. 452
Emergency tire puncture
repair kit ................................................ 509
Energy monitor ....................................... 126
Engine ....................................................... 548 Accessory mode ................................. 218
Compartment ..................................... 403
Engine switch ........................................ 217
Hood ......................................................... 401
How to start the hybrid
system.................................................... 217
Identification number....................... 548
Ignition switch (power switch) .................................. 217
Overheating ........................................ 535
Power switch ......................................... 217
Engine compartment cover ............. 405
Engine coolant....................................... 409 Capacity................................................. 552
Checking ............................................... 409
Preparing and checking before winter.................................... 334
E

587
Alphabetical index
GS450h_300h_OM_OM30F92E_(EE) Engine coolant temperature
gauge....................................................... 105
Engine oil..................................................406 Capacity ................................................ 550
Checking .............................................. 406
Oil level warning message ...........466
Oil pressure warning message..............................................466
Preparing and checking before winter .................................... 334
Engine switch ...........................................217 Auto power off function ...................219
Changing the power switch modes ................................................... 218
If your vehicle has to be stopped in an emergency..........453
Starting the hybrid system............... 217
EPS (Electric Power Steering)........ 325
Function .................................................. 325
Warning light .........................................461
Warning message.............................466
EV drive mode ....................................... 222
First-aid kit storage net....................... 375
Flat tire
Vehicles with spare tire ................. 498
Vehicles without spare tire .......... 509
Floor mats ................................................... 34
Fluid Brake........................................................554
Hybrid transmission .........................553
Washer ...................................................... 411 Fog lights .................................................. 250
Replacing light bulbs ....................... 449
Switch ...................................................... 250
Follow me home system .................... 238
Footwell light .......................................... 366
Front air conditioning system .......... 346
Front fog lights ....................................... 250 Replacing light bulbs ....................... 449
Switch ...................................................... 250
Wattage ................................................. 449
Front personal lights............................ 367
Front position lights ............................. 237 Light switch............................................ 237
Replacing light bulbs ....................... 449
Welcome light illumination control ................................................... 140
Front seats ................................................. 175 Adjustment ............................................. 175
Cleaning ................................................ 394
Correct driving posture.................... 36
Driving position memory ................ 178
Head restraints .....................................183
Power easy access system............. 178
Seat heaters.......................................... 362
Seat position memory ....................... 178
Seat ventilators ................................... 362
Front turn signal lights ..........................231 Replacing light bulbs ........... 443, 449
Turn signal lever................................... 231
Wattage .................................................558
F
*: Refer to the “NAVIGATION AND MULTIMEDIA
SYSTEM OWNER’S MANUAL”.

589
Alphabetical index
GS450h_300h_OM_OM30F92E_(EE) Hooks
Cargo hooks........................................ 374
Coat hooks ...........................................382
Luggage hook..................................... 374
Retaining hooks (floor mat)............. 34
Horn ............................................................ 186
Hybrid battery (traction battery) Location.....................................................80
Specification .........................................549
Hybrid battery (traction battery)
air vents...................................................... 81
Hybrid system ........................................... 76
Emergency shut off system................81
Energy monitor/consumption screen.......................126
EV drive mode ................................... 222
High voltage components ...............80
Hybrid System Indicator ................. 108
Hybrid system precautions..............80
Hybrid vehicle driving tips ..............331
If the hybrid system will not start ....................................... 523
Overheating .........................................535
Power (ignition) switch ..................... 217
Regenerative braking ......................... 78
Starting the hybrid system............... 217
Hybrid System Indicator ..................... 108
Hybrid transmission............................. 224
If the shift lever cannot be shifted from P ................................... 229
Paddle shift switches ........................ 226
S mode.....................................................227 Identification ........................................... 547
Engine ..................................................... 548
Vehicle.................................................... 547
Ignition switch (power switch) .......... 217 Auto power off function ................... 219
Changing the power switch modes.................................................... 218
If your vehicle has to be stopped in an emergency ......... 453
Starting the hybrid system .............. 217
Illuminated entry system .................... 368
Immobilizer system................................. 85
Indicators .................................................... 101
Initialization Items to initialize ................................. 576
Moon roof ............................................... 197
Power windows ................................... 194
Tire pressure warning system.................................................... 418
Initiators (tire pressure warning system)....................................................427
Inside door handle lights ................... 366
Inside rear view mirror ........................ 188
Instrument panel light control ...........107
Interior lights........................................... 366
Intrusion sensor and tilt sensor .......... 94
ISOFIX rigid anchors ............................ 66
I
* : Refer to the “NAVIGATION AND MULTIMEDIA
SYSTEM OWNER’S MANUAL”.

593
Alphabetical index
GS450h_300h_OM_OM30F92E_(EE) Power control unit coolant ...............409
Capacity .................................................552
Checking .............................................. 409
Preparing and checking
before winter .................................... 334
Power easy access system ................ 178
Power outlets ......................................... 379
Power steering....................................... 325
Warning light .........................................461
Warning message.............................466
Power switch ............................................217 Auto power off function ...................219
Changing the power switch modes ................................................... 218
If your vehicle has to be stopped in an emergency..........453
Starting the hybrid system............... 217
Power trunk lid........................................ 146
Power windows ...................................... 193 Door lock linked window
operation ..............................................194
Jam protection function....................193
Operation ................................................193
Window lock switch...........................193
Pre-Crash Safety system (PCS)...................................................... 270
Function .................................................. 270
Warning light .........................................461
Warning message.............................466 Radar cruise control (dynamic
radar cruise control with
full-speed range) ............................... 296
Radiator ....................................................... 411
Radio *
Radio Data System (RDS) *
Rear air conditioning system ........... 358
Rear door sunshades ..........................380
Rear fog light .......................................... 250
Replacing light bulb ......................... 449
Switch ...................................................... 250
Rear personal lights............................. 367
Rear seat heaters.................................. 362
Rear sunshade .......................................380 Operation .............................................380
Reverse operation feature ..............381
Rear turn signal lights ...........................231
Replacing light bulbs ....................... 449
Turn signal lever................................... 231
Rear view mirror Inside rear view mirror *
Outside rear view mirrors ..............190
Rear view monitor system *
Rear window defogger ..................... 352
R
* : Refer to the “NAVIGATION AND MULTIMEDIA
SYSTEM OWNER’S MANUAL”.

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”.