2019 LEXUS GS300H wipers

3374-6. Driving tips
4
Driving
GS450h_300h_OM_OM30F92E_(EE)
If heavy snow or icy condition is expected, shift the rest position manually.
Grip the hook section of the wiper arm firmly when shifting the wiper position.
■To rest position
Raise the wiper in line with the wind-
shield.
You can stand the wipers up for the rest position.
★ : More than 10 cm (3.9 in.)
■To retract position
Lower the wipers by pressing on the
upper part of the hook section.
■Tire chain installation
Observe the following precautions wh en installing and removing chains:
●Install and remove tire chains in a safe location.
●Install tire chains on the rear tires. Do not install tire chains on the front tires.
●Install tire chains on rear tires as tightly as possible. Retighten chains after driving 0.5
 1.0 km (1/4  1/2 mile).
●Install tire chains following the instructions provided with the tire chains.
Shifting the windshield wiper position

3384-6. Driving tips
GS450h_300h_OM_OM30F92E_(EE)
WARNING
■Driving with snow tires
Observe the following precautions to reduce the risk of accidents. Failure to do so may result in a loss of vehicle control and cause death or serious injury.
●Use tires of the specified size.
●Maintain the recommended level of air pressure.
●Do not drive at speeds in excess of the speed limit or the speed limit specified for the
snow tires being used.
●Use snow tires on all, not just some wheels.
■Driving with tire chains (vehicles with front and rear tires of the same size except for
the vehicles with LDH and 19 inch tires)
Observe the following precautions to reduce the risk of accidents. Failure to do so may result in the vehicle being unable to be driven safely, and may
cause death or serious injury.
●Do not drive in excess of the speed limit sp ecified for the tire chains being used, or 50 km/h (30 mph), whichever is lower.
●Avoid driving on bumpy road surfaces or over potholes.
●Avoid sudden acceleration, abrupt steerin g, sudden braking and shifting operations that cause sudden engine braking.
●Slow down sufficiently before entering a curve to ensure that vehicle control is main-tained.
●Do not use LKA (Lane-Keeping Assist) system. (if equipped)
NOTICE
■Repairing or replacing snow tires
Request repairs or replacement of snow ti res from Lexus dealers or legitimate tire
retailers. This is because the removal and attachment of snow tires affects the operation of thetire pressure warning va lves and transmitters.
■Fitting tire chains (vehicles with front and rear tires of the same size except for the vehicles with LDH and 19 inch tires)
The tire pressure warning valves and transmitters may not function correctly when tire
chains are fitted.
■When standing the windshield wipers up
Raise the wipers in line with the windshield. ( P. 337)
Failure to do so may result in damage to the wipers and/or the hood.

3926-1. Maintenance and care
GS450h_300h_OM_OM30F92E_(EE)
WARNING
■When washing the vehicle
Do not apply water to the inside of the engine compartment. Doing so may cause the electrical components etc. to catch fire.
■When cleaning the windshield (vehicles with rain-sensing windshield wipers)
●When the upper part of the windshield where the raindrop sensor is located istouched by hand
●When a wet rag or similar is held close to the raindrop sensor
●If something bumps against the windshield
●If you directly touch the raindrop sensor body or if something bumps into the raindropsensor
■Precautions regarding the exhaust pipes
Exhaust gases cause the exhaust pipes to become quite hot.
When washing the vehicle, be careful not to touch the pipes until they have cooled suf-
ficiently, as touching hot exhaust pipes can cause burns.
■Precaution regarding the rear bumper with Blind Spot Monitor (if equipped)
If the paint of the rear bumper is chipped or scratched, the system may malfunction. If
this occurs, consult any authorized Lexus re tailer or Lexus authorized repairer, or any reliable repairer.
Turn off AUTO mode of the wiper to prevent
the wiper from operating. ( P. 251) If AUTO mode is selected, the wipers mayoperate unexpectedly in the following situa-
tions, and may result in hands being caught or other serious injuries and cause damage to thewiper blades.

3936-1. Maintenance and care
6
Maintenance and care
GS450h_300h_OM_OM30F92E_(EE)
NOTICE
■To prevent paint deterioration and corrosion on the body and components (aluminum wheels etc.)
●Wash the vehicle immediately in the following cases:
• After driving near the sea coast • After driving on salted roads• If coal tar, pollen or tree sap is present on the paint surface
• If dead insects, insect droppings or bird droppings are present on the paint surface • After driving in an area contaminated wi th soot, oily smoke, mine dust, iron pow- der or chemical substances
• If the vehicle becomes heavily soiled with dust or mud • If liquids such as benzene and gaso line are spilled on the paint surface
●If the paint is chipped or scratched, have it repaired immediately.
●To prevent the wheels from corroding, remove any dirt and store in a place with low humidity when storing the wheels.
■Cleaning the exterior lights
●Wash carefully. Do not use organic subs tances or scrub with a hard brush. This may damage the surfaces of the lights.
●Do not apply wax to the surfaces of the lights.Wax may cause damage to the lenses.
■When using an automatic car wash (vehicle s with rain-sensing windshield wipers)
Turn off AUTO mode of the wiper to prevent the wiper from operating. (P. 251) If AUTO mode is selected, the wipers may operate and the wiper blades may be dam-aged.
■When using a high-pressure car wash
●When washing the vehicle, do not let water from the high-pressure washer directly hitthe camera or the area around the camera. Due to the shock from high-pressure
water, it is possible that the device may not operate normally.
●Do not bring the nozzle tip close to boots (rubber or resin manufactured cover), con- nectors or the following parts. The parts may be damaged if they come into contact
with high-pressure water.
• Traction related parts
•Suspension parts
•Steering parts
• Brake parts

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

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

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”.