wipers LEXUS RX450H 2016 Owner's Manual

3924-6. Driving tips
RX450h_U_OM0E013U
To enable the windshield wi pers to be lifted when heavy snow or icy conditions
are expected, change the rest position of the windshield wipers from the
retracted position below the hood to th e service position using the wiper lever.
(
P. 263)
■Tire chain installation
Observe the following precautions when installing and removing chains:
●Install and remove tire chains in a safe location.
●Install tire chains on the front tires only. Do not install tire chains on the rear tires.
●Install tire chains on front tires as tightly as possible. Retighten chains after driving
1/4 - 1/2 mile (0.5 - 1.0 km).
●Install tire chains following the instru ctions provided with the tire chains.
Windshield wipers
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 vehi cle control and cause death or serious injury.
●Use tires of the specified size.
●Maintain the recommended level of air pressure.
●Do not drive in excess of 75 mph (120 km/h ), regardless of the type of snow tires
being used.
●Use snow tires on all, not just some wheels.
■Driving with tire chains
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 specified for the tire chains being used, or
30 mph (50 km/h), whichever is lower.
●Avoid driving on bumpy road surfaces or over potholes.
●Avoid sudden acceleration, abrupt steering, 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 the LKA (Lane-Keepin g Assist) system. (if equipped)
●Do not use the LDA (Lane Departure Alert with steering control) system. (if
equipped)

4606-1. Maintenance and care
RX450h_U_OM0E013U
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
●When the upper part of the windshield where the raindrop sensor is located is
touched 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 raindrop
sensor
■Precautions regarding the exhaust pipe
Exhaust gasses cause the exhaust pipe to become quite hot.
When washing the vehicle, be careful not to touch the pipe until it has cooled suffi-
ciently, as touching a hot exhaust pipe can cause burns.
■Precautions regarding the rear bumper with Blind Spot Monitor
If the paint of the rear bumper is chipped or scratched, the system may malfunction. If
this occurs, consult your Lexus dealer.
Set the wiper switch to off.
If the switch is in “AUT O”, the wipers may oper-
ate unexpectedly in the following situations,
and may result in hands being caught or other
serious injuries and cause damage to the wiper
blades.
Off

4616-1. Maintenance and care
6
Maintenance and care
RX450h_U_OM0E013U
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 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 gasoli ne 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
Set the wiper switch to the off position.
If the wiper switch is in “AUTO”, the wipers may operate and the wiper blades may be
damaged.
■When using a high pressure car wash
●When washing the vehicle, do not let water of the high pressure washer hit directly or
the vicinity of the camera. Due to the shock from the high pressure water, it is possible
the device may not operate as normal.
●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
• Steering parts
• Suspension parts
• Brake parts
●Do not point the nozzle of a high pressure
washer at the areas sh own in the illustration,
as high pressure water may damage the oil
cooler.

4696-2. Maintenance
6
Maintenance and care
RX450h_U_OM0E013U
Vehicle exterior
ItemsCheck points
Doors• Do the doors operate smoothly?
Engine hood• Does the engine hood lock system work properly?
Fluid leaks• There should not be any signs of fluid leakage afterthe vehicle has been parked.
Tires
• Is the tire inflation pressure correct?
• The tires should not be damaged or excessivelyworn.
• Have the tires been rotated according to the mainte- nance schedule?
• The wheel nuts should not be loose.
Windshield wipers/
rear window wiper
• The wiper blades should no t show any signs of crack-
ing, splitting, wear, contamination or deformation.
• The wiper blades should clear the windshield/rear
window without streaking or skipping.
WARNING
■If the hybrid system is operating
Turn the hybrid system off and ensure that there is adequate ventilation before per-
forming maintenance checks.

5046-3. Do-it-yourself maintenance
RX450h_U_OM0E013U
Change the rest position of the windshie ld wipers to the service position using
the wiper lever and then lift a windshield wiper. ( P. 263)
While pressing and holding the
wiper blade lock release button,
remove the wiper blade.
When performing this operation, make
sure to hold the hook portion of the
wiper arm securely.
While disengaging the cap lock,
using a tool such as a flathead
screwdriver if necessary, remove the
wiper insert.
Hold the cap on the end of the wiper
insert when removing the wiper insert.
(The cap is integrated into the wiper
insert.)
If using a screwdriver, make sure to wrap
its tip with tape to protect the wiper
blade.
Install a new wiper insert.
Make sure to push the wiper insert firmly until the cap lock is engaged.
After installation, check that th e cap lock is locked securely.
Install the wiper blade to the wiper arm.
Make sure to push the wiper blade until it is locked.
When performing this operation, make sure to hold the hook portion of the wiper arm
securely.
After installation, check that the wiper blade is locked securely.
Windshield wiper inserts
Replacing a windshield wiper insert
1
Hook portion
12
Cap lock
3
14
5

5056-3. Do-it-yourself maintenance
6
Maintenance and care
RX450h_U_OM0E013U
After replacing the wiper inserts, place the windshield wipers on the wind-
shield and lower them to the retracted position. (P. 264)
Do not drive the vehicle with the windshield wipers lifted.
■Replacing the rear wiper insert
Have the rear wiper insert replaced by your Lexus dealer.
■Handling of the windshield wiper blades and inserts
Improper handling of the windshield wiper blades and inserts may cause them to be
damaged. If it is difficult to follow the wiper blade and insert replacement procedure pre-
cisely, contact your Lexus dealer.
6

6148-2. Customization
RX450h_U_OM0E013U
■Turn signal lever ( P. 244)
■Automatic light control system ( P. 251)
■Lights (P. 251)
*1:Except for Canada
*2: If equipped
■Rain-sensing windshield wipers (P. 260)
FunctionDefault settingCustomized setting
The number of times the turn sig-
nal lights flash automatically
when the turn signal lever is
moved to the first position during
a lane change
3
5
—O7
Off
12
FunctionDefault settingCustomized setting
Light sensor sensitivityStandard-2 to 2OO
Time elapsed before headlights
automatically turn off after doors
are closed 30 seconds
Off
OO
60 seconds
90 seconds
12
FunctionDefault settingCustomized setting
Daytime running lightsOnOff*1OO
Welcome lightingOnOff—O
AFS (Adaptive Front-lighting
System)
*2OnOff—O
12
FunctionDefault settingCustomized setting
Wiper operation when the wiper
switch is in the “AUTO” positionRain-sensing oper-ation
Intermittent opera-
tion linked to vehi- cle speed (with
interval adjuster)
—O
12

654Alphabetical index
RX450h_U_OM0E013U
SensorAutomatic headlight system .........253
Camera sensor ................................... 273
Humidity sensor .................................. 413
Inside rear view mirror ..................... 184
Intuitive parking assist ......................339
Radar sensor ........................................ 273
Rain-sensing windshield wipers .................................................... 261
Touchless sensor ................................ 144
Service reminder indicators ............... 92
Shift lever ................................................. 239
Side airbags ............................................... 39
Side doors..................................................136
Side marker lights Light switch ............................................ 251
Replacing light bulbs ......................... 513
Side mirrors ............................................. 185 Adjusting and folding........................ 185
Blind Spot Monitor (BSM)............363
Heaters................................................... 409 Side turn signal lights
Replacing light bulbs .........................513
Turn signal lever ................................. 244
Smart access system with push-button start .......................158 Antenna location................................. 158
Entry functions ............................136, 142
Starting the hybrid system............. 232
Snow tires ................................................ 392
Spare tire Inflation pressure............................... 589
Storage location ................................ 550
Spark plug ............................................... 587
Specifications......................................... 582
Speedometer ............................................. 97
Sport mode .............................................. 377
Steering wheel ......................................... 181 Adjustment............................................... 181
Heated steering wheel .....................415
Power easy access system ............. 174
Stop lights Replacing light bulbs .........................513
Storage feature ....................................... 421
Storage precautions ............................. 421
Stuck If the vehicle becomes stuck........ 578

655Alphabetical index
RX450h_U_OM0E013U
Sun visors ................................................. 432
SunshadePanoramic moon roof .......................197
Rear door...............................................443
Roof............................................................ 194
Switches Automatic High Beam switch .... 255
Brake hold switch ..............................249
Cruise control switch............................... 311, 323, 335
Door lock switch ................................. 138
Driving mode select switch .......... 377
Driving position memory switches .................................................174
Electronic sunshade switch ............197
Emergency flashers switch .......... 528
EV drive mode switch ..................... 237
Fog light switch ...................................259
Garage door opener switches ...............................................445
Heated steering wheel switch..................................................... 415
HUD (Head-up display) switches .................................................. 118
Ignition switch ...................................... 232
LDA (Lane Departure Alert) switch................................................... 305
Light switch ............................................ 251
LKA (Lane-Keeping Assist) switch....................................................296
Meter control switches .................... 104
Moon roof switches........................... 193
“ODO/TRIP” switch ......................... 105
Outside rear view mirror switches ................................................ 185 Paddle shift switches.............. 240, 241
Panoramic moon roof
switches ................................................ 197
Parking brake switch ....................... 245
Power back door opener and closer switch .................. 143, 145
Power switch ....................................... 232
Power window switch ...................... 189
Rear window and outside rear view mirror
defoggers switch............................409
Rear window wiper and washer switch .................................. 265
Seat heater switches ............... 415, 416
Seat ventilator switches ....................416
“SOS” button ....................................... 452
Vehicle-to-vehicle distance button........................311, 323
VSC OFF switch ...............................383
Window lock switch ......................... 189
Windshield wipers and washer switch .................................. 260

658Alphabetical index
RX450h_U_OM0E013U
Warning lightsABS...........................................................537
Brake hold operated indicator ..............................................537
Brake system....................................... 536
Charging system............................... 536
Electric power steering...................537
LDA indicator ......................................537
LKA indicator.......................................537
Low fuel level ...................................... 538
Malfunction indica tor lamp .......... 536
Master warning light........................ 538
Parking brake indicator ..................537
PCS warning light ............................ 538
Seat belt reminder light.................. 538
Slip indicator .........................................537
SRS ........................................................... 536
Tire pressure ....................................... 538
Warning messages .............................. 543
Washer Checking................................................482
Low washer fluid warning message .............. 482, 543
Preparing and checking before winter ................................... 390
Switch.......................................... 260, 265
Washing and waxing........................... 458 Weights
Cargo capacity.........................212, 582
Load limits .................................. 216, 582
Weights ..................................................582
Wheels ..................................................... 499 Replacing wheels .............................. 499
Size .......................................................... 589
Window glasses......................................189
Window lock switch..............................189
Windows Power windows................................... 189
Rear window defogger ..................409
Washer .......................................260, 265
Windshield wiper de-icer ................. 409
Windshield wiper inserts .................. 504
Windshield wipers ............................... 260 Rain-sensing windshield wipers................................................... 260
Replacing a windshield wiper insert .....................................................504
Winter driving tips ............................... 390