belt LEXUS GS300H 2019 Workshop Manual

5488-1. Specifications
GS450h_300h_OM_OM30F92E_(EE)
■Engine number
The engine number is stamped on the engine block as shown.
GS450h
GS300h
GS450hGS300h
Engine
Model2GR-FXE
Type6-cylinder V type, 4-cycle, gasoline
Bore and stroke94.0  83.0 mm (3.70  3.27 in.)
Displacement3456 cm3 (210.9 cu.in.)
Valve clearanceAutomatic adjustmentDrive belt tension
Model2AR-FSE
Type4-cylinder in line, 4-cycle, gasoline
Bore and stroke90.0  98.0 mm (3.54  3.86 in.)
Displacement2494 cm3 (152.2 cu.in.)
Valve clearanceAutomatic adjustmentDrive belt tension

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)

583Alphabetical index
GS450h_300h_OM_OM30F92E_(EE)
Approach warning
Dynamic radar cruise control
with full-speed range....................302
Armrest.................................................... 380
Ashtrays .................................................... 378
Assist grips ............................................. 383
Audio input*
Audio system*
Automatic headlight leveling
system ...................................................240
Automatic High Beam ....................... 246
Automatic light control system ...... 237
AUX port*
Auxiliary boxes ...................................... 373
AVS (Adaptive Variable
Suspension system) .......................... 325
Back-up light
Replacing light bulb .......................... 443
Wattage................................................. 558
Battery (12-volt battery)...................... 412
If the 12-volt battery is
discharged........................................ 530
Preparing and checking
before winter .................................... 334
Warning light ...................................... 460
Battery (traction battery)..................... 80
Blind Spot Monitor (BSM) ................314
Blind Spot Monitor function .......... 319
Rear Crossing Traffic
Alert function...................................... 321
Bluetooth®*
Brake
Brake Hold ........................................... 235
Fluid .......................................................... 554
Parking brake .......................................232
Regenerative braking..........................78
Warning light........................... 460, 462
Warning message ............................ 466
Brake assist ............................................ 324
Brake Hold .............................................. 235
Break-in tips ........................................... 202
Brightness control
Instrument panel li ght control ....... 107
BSM (Blind Spot Monitor) .................314
Blind Spot Monitor function .......... 319
Rear Crossing Traffic
Alert function...................................... 321
Card key ....................................................134
Care ............................................... 390, 394
Aluminum wheels................................ 391
Exterior ................................................... 390
Interior..................................................... 394
Seat belts ............................................... 395
B
C
*: Refer to the “NAVIGATION AND MULTIMEDIA
SYSTEM OWNER’S MANUAL”.

584Alphabetical index
GS450h_300h_OM_OM30F92E_(EE)
Cargo hooks........................................... 374
CD player*
Chains ....................................................... 336
Child restraint system ............................ 57
Baby seats, definition ..........................58
Baby seats, installation ....................... 67
Child seats, definition..........................58
Child seats, installation....................... 67
Installing CRS with ISOFIX
rigid anchors........................................ 70
Installing CRS with seat belts.......... 67
Installing CRS with top strap ............ 71
Junior seats, definition ........................58
Junior seats, installation ..................... 69
Child safety................................................. 56
12-volt battery
precautions............................. 414, 534
Airbag precautions .............................. 45
Child restraint system......................... 57
How your child should
wear the seat belt ..................... 39, 40
Installing child restraints .................... 66
Moon roof precautions ................... 198
Power window lock switch.............193
Power window precautions .......... 195
Rear door child-protectors ............143
Removed electronic key
battery precautions ....................... 436
Seat belt comfort guide ..................... 39
Seat belt precautions .......................... 42
Seat heater precautions ...................361
Trunk precautions ..............................149
Child-protectors ................................... 143
Cleaning....................................... 390, 394
Aluminum wheels................................ 391
Exterior ................................................... 390
Interior..................................................... 394
Seat belts ............................................... 395
Clock ............................................... 105, 378
Coat hooks.............................................. 382
Condenser ................................................ 411
Console box ........................................... 370
Console box light ................................... 371
Coolant..................................................... 409
Capacity................................................. 552
Checking ............................................... 409
Preparing and checking
before winter.................................... 334
Cooling system ..................................... 409
Engine overheating .......................... 535
Hybrid system overheating.......... 535
Consumption screen ........................... 126
Cruise control
Cruise control .....................................308
Dynamic radar cruise control
with full-speed range ................... 296
Cup holders .............................................. 371
Curtain shield airbags .......................... 43
Customizable features.........................561

594Alphabetical index
GS450h_300h_OM_OM30F92E_(EE)
Refueling .................................................. 257
Capacity .................................................549
Fuel types ...............................................549
Opening the fuel tank cap ............259
When the fuel filler door
cannot be opened ......................... 259
Regenerative braking ............................ 78
Remote Touch*
Replacing
Electronic key battery......................435
Fuses ........................................................ 437
Light bulbs ............................................. 442
Tires ......................................................... 498
Rev indicator............................................ 106
Rev peak .................................................... 106
Road accident cautions.........................83
Seat belt reminder light ...................... 462
Seat belts .....................................................38
Adjusting the seat belt ........................ 39
Child restraint system
installation.............................................. 67
Cleaning and maintaining
the seat belt .......................................395
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 ........... 462
Seat belt pretensioners ...................... 39
SRS warning light.............................. 460
Seat heaters ............................................ 362
Seat position memory...........................178
Seat ventilators ...................................... 362
Seats............................................................. 175
Adjustment ............................................. 175
Adjustment precautions................... 176
Child seats/child restraint
system installation ............................. 66
Cleaning ................................................ 394
Driving position memory ................ 178
Head restraints .....................................183
Power easy access system............. 178
Properly sitting in the seat................ 36
Seat heaters.......................................... 362
Seat position memory ....................... 178
Seat ventilators ................................... 362
Sensor
Automatic headlight system ........ 240
Automatic High Beam
system.................................................. 246
Inside rear view mirror .....................189
Intrusion sensor and tilt sensor.......94
Lexus parking assist-sensor*
LKA (Lane-Keeping Assist) ........ 282
Radar sensor .............................263, 318
Rain-sensing windshield
wipers .................................................. 255
Service plug ............................................... 80
Service reminder indicators ............... 98
S-FLOW mode ..................................... 347
S

598Alphabetical index
GS450h_300h_OM_OM30F92E_(EE)
Trunk ........................................................... 146
Jam protection function..................... 151
Luggage security system................ 148
Open trunk warning
message..............................................466
Power trunk lid......................................146
Smart entry & start system ..............146
Trunk closer switch ............................. 147
Trunk easy closer................................ 148
Trunk features...................................... 374
Trunk grip ................................................ 147
Trunk light ............................................... 148
Trunk opener main switch ............. 148
Trunk opener switch ..........................146
Wireless remote control ..................134
Trunk light ................................................. 148
Trunk light ............................................... 148
Wattage................................................. 558
Turn signal lights..................................... 231
Replacing light bulbs............ 443, 449
Turn signal lever ................................... 231
Wattage................................................. 558
USB port*
Vanity lights ............................................. 377
Vanity lights .......................................... 377
Wattage................................................. 558
Vanity mirrors ........................................ 377
Vanity lights .......................................... 377
Variable Gear Ratio Steering
(VGRS) ................................................. 324
Function...................................................324
Warning message ............................ 466
VDIM (Vehicle Dynamics
Integrated Management) .............. 325
Vehicle identification number......... 547
Vehicle Stability Control
(VSC) .................................................... 324
Ventilators (seat ventilators) ........... 362
VGRS (Variable Gear Ratio
Steering) ............................................... 324
Function...................................................324
Warning message ............................ 466
VSC (Vehicle Stability
Control) ................................................ 324
Warning buzzers
Approach warning ........................... 303
Brake system ....................................... 460
Downshifting........................................ 228
Key reminder ....................................... 495
Lexus parking assist-sensor*
Open door ........................................... 468
Open hood .......................................... 468
Open moon roof ................................. 481
Open trunk........................................... 468
Open window....................................... 481
Seat belt reminder ............................ 462
Warning label ........................................... 80
U
V
W

599Alphabetical 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”.