2016 LEXUS RX450H windshield wipers

3 1
876432
9
RX450h_U_OM0E013U 53-5. Opening, closing
the windows and
moon roof
Power windows ............................ 189
Moon roof .......................................193
Panoramic moon roof ................ 197
4-1. Before driving
Driving the vehicle .................... 204
Cargo and luggage..................... 212
Vehicle load limits ........................216
Trailer towing (vehicles with
towing package) ....................... 217
Trailer towing (vehicles
without towing
package)..................................... 230
Dinghy towing ...............................231
4-2. Driving procedures
Power (ignition) switch ............ 232
EV drive mode .............................237
Hybrid transmission .................. 239
Turn signal lever ...........................244
Parking brake ...............................245
Brake Hold ....................................249
4-3. Operating the lights and
wipers
Headlight switch ..........................251
Automatic High Beam............. 255
Fog light switch ........................... 259
Windshield wipers and
washer ......................................... 260
Rear window wiper and
washer ......................................... 265 4-4. Refueling
Opening the fuel tank
cap ................................................. 267
4-5. Using the driving
support systems
Lexus Safety System+ ................ 271
PCS
(Pre-Collision System) ..........279
LKA
(Lane-Keeping Assist) .......... 292
LDA (Lane Departure
Alert with steering
control)........................................ 302
Dynamic radar cruise
control with full-speed
range ............................................... 311
Dynamic radar cruise
control ......................................... 323
Cruise control ............................. 335
Intuitive parking assist .............. 339
Lexus parking assist
monitor........................................ 347
BSM
(Blind Spot Monitor) ............. 363
• BSM function..........................367
• RCTA function ........................ 371
Driving mode select
switch ............................................ 377
Driving assist systems ............... 381
4-6. Driving tips
Hybrid vehicle driving
tips ................................................. 387
Winter driving tips ..................... 390
Utility vehicle precautions...... 3944
Driving

17Pictorial index
RX450h_U_OM0E013U Windshield wipers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 260 Precautions against winter season . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 390
To prevent freezing (windshield wiper de-icer)
* . . . . . . . . . . . . . . . . . . . . . . . P. 409
Precautions against car wash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 460
Fuel filler door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 2 6 7Refueling method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 269
Fuel type/fuel tank capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 584
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 487Tire size/inflation pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 589
Winter tires/tire chain. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 3 90
Checking/rotation/tire pressure warning system . . . . . . . . . . . . . . . . . . . . . . . .P. 487
Coping with flat tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 549
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 473Opening. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 473
Engine oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 585
Coping with overheat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 57 4
Headlights/parking lights/daytime running ligh ts . . . . . . . . . . . . . . . . . . .P. 251
Turn signal lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 244
Fog lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 259
Cornering lights
* . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 252
Stop/tail lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 251
License plate lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 25 1
Back-up lights Shifting the shift lever to R . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 239
Side marker lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 25 14
5
6
7
Light bulbs of the exte rior lights for driving
(Replacing method: P. 513, Watts: P. 590)
* : If equipped8
9
10
11
12
13
14
15

202
RX450h_U_OM0E013U 4-1. Before driving
Driving the vehicle..................... 204
Cargo and luggage.....................212
Vehicle load limits ........................216
Trailer towing (vehicles with
towing package)........................217
Trailer towing (vehicles
without towing
package).....................................230
Dinghy towing .............................. 231
4-2. Driving procedures
Power (ignition) switch ............ 232
EV drive mode ............................ 237
Hybrid transmission .................. 239
Turn signal lever .......................... 244
Parking brake............................... 245
Brake Hold.................................... 249
4-3. Operating the lights and
wipers
Headlight switch.......................... 251
Automatic High Beam ............. 255
Fog light switch ........................... 259
Windshield wipers and
washer ......................................... 260
Rear window wiper and
washer ......................................... 265
4-4. Refueling
Opening the fuel tank
cap..................................................2674 Driving

2534-3. Operating the lights and wipers
4
Driving
RX450h_U_OM0E013U ■
Daytime running light system ●
To make your vehicle more visible to other drivers during daytime driving, the daytime
running lights turn on automatically whenever the hybrid system is started and the park-
ing brake is released with the headligh t switch in (Canada only) or posi-
tion. (Illuminate brighter than the par king lights.) Daytime running lights are not
designed for use at night.
For the U.S.A.: Daytime running lights can be turned off by operating the headlight
switch to position. ●
Compared to turning on the headlights, the daytime running light system offers greater
durability and consumes less electricity, so it can help improve fuel economy. ■
Cornering lights (if equipped)
When the cornering lights are on for more th an 30 minutes, they will turn off automati-
cally. ■
Headlight control sensor
■
Automatic light off system ●
When the headlights come on: The headlights and tail lights turn off 30 seconds after a
door is opened and closed if the power switch is turned to ACCESSORY mode or
turned off. (The lights turn off immediately if on the key is pressed after all the doors
are locked.) ●
When only the tail lights come on: The tail lights turn off automatically if the power
switch is turned to ACCESSORY mode or turned off and the driver’s door is opened.
To turn the lights on again, turn the power switch to ON mode, or turn the light switch off
once and then back to or . ■
Automatic headlight leveling system (if equipped)
The level of the headlights is automatically ad justed according to the number of passen-
gers and the loading condition of the vehicle to ensure that the headlights do not inter-
fere with other road users. ■
Light reminder buzzer
A buzzer sounds when the power switch is turned off or turned to ACCESSORY mode
and the driver’s door is opened while the lights are turned on. ■
We l c o m e l i g h t i n g
If the headlight switch is turned to and the surrounding area is dark, unlocking the
doors using the smart access system with pu sh-button start or wireless remote control
will turn the parking lights and tail lights on automatically.The sensor may not function properly if an
object is placed on the sensor, or anything that
blocks the sensor is affixed to the windshield.
Doing so interferes with the sensor detecting
the level of ambient light and may cause the
automatic headlight system to malfunction.

254 4-3. Operating the lights and wipers
RX450h_U_OM0E013U ■
Windshield wiper linked headlight illumination
When driving during daytime with the headlight switch tu rned to , if the windshield
wipers are used, the headlight s will turn on automatically after several seconds to help
enhance the visibility of your vehicle. ■
12-volt battery-saving function
In order to prevent the 12-volt battery of the vehicle from discharging, if the headlights
and/or tail lights are on when the power swit ch is turned off the 12-volt battery saving
function will operate and automatically turn off all the lights after approximately 20 min-
utes. When the power switch is turned to ON mode, the 12-volt battery-saving function
will be disabled.
When any of the following are performed, the 12-volt battery-saving function is canceled
once and then reactivated. All the lights w ill turn off automatically 20 minutes after the
12-volt battery-saving function has been reactivated: ●
When the headlight switch is operated ●
When a door is opened or closed ■
Customization
Some functions can be customized. (  P. 6 0 7 )
NOTICE ■
To prevent 12-volt battery discharge
Do not leave the lights on longer than necessary when the hybrid system is off.

2554-3. Operating the lights and wipers
4
Driving
RX450h_U_OM0E013U Push the lever away from you with
the headlight switch in the or
position.
Press the Automatic High Beam
switch. The Automatic High Beam indicator will
come on when the system is operating.Automatic High Beam 
 : If equippedThe Automatic High Beam uses a came ra sensor located behind the upper
portion of the windshield to assess th e brightness of the lights of vehicles
ahead, streetlights, etc., and automatica lly turns the high beams on or off as
necessary. WA R N I N G ■
Limitations of the Automatic High Beam
Do not overly rely on the Automatic High Beam. Always drive safely, taking care to
observe your surroundings and turning the high beams on or off manually if necessary. ■
To prevent incorrect operation of the Automatic High Beam system
Do not overload the vehicle.
Activating the Automatic High Beam 1
2

258 4-3. Operating the lights and wipers
RX450h_U_OM0E013U ●
In the following situations the system may not be able to correctly detect the surround-
ing brightness level. This may cause the lo w beams to remain on or the high beams to
flash or dazzle pedestrians or vehicles ahead. In such a case, it is necessary to manually
switch between the high and low beams.
• When driving in inclement weather (hea vy rain, snow, fog, sandstorms, etc.)
• When the windshield is obscured by fog, mist, ice, dirt, etc.
• When the windshield is cracked or damaged
• When the camera sensor is deformed or dirty
• When the temperature of the camera sensor is extremely high
• When the surrounding brightness level is equa l to that of headlights, tail lights or fog
lights
• When headlights or tail lights of vehicles ah ead are turned off, dirty, changing color,
or not aimed properly
• When the vehicle is hit by water, snow, dust, etc. from a preceding vehicle
• When driving through an area of intermit tently changing brightness and darkness
• When frequently and repeatedly driving ascending/descending roads, or roads with
rough, bumpy or uneven surfaces (such as stone-paved roads, gravel roads, etc.)
•When frequently and repe atedly taking curves or driving on a winding road
• When there is a highly reflective object ahead of the vehicle, such as a sign or mirror
• When the back of a preceding vehicle is hi ghly reflective, such as a container on a
truck
• When the vehicle’s headlights are damaged or dirty, or are not aimed properly
• When the vehicle is listing or titling due to a flat tire, a trailer being towed, etc.
• When the headlights are changed between the high beams and low beams repeat-
edly in an abnormal manner
• When the driver believes that the high beams may be flashing or dazzling pedestri-
ans or other drivers■
Temporarily lowering sensor sensitivity
The sensitivity of the sensor can be temporarily lowered.
Turn the power switch off while the following conditions are met.
• The headlight switch is in or .
• The headlight switch lever is in high beam position.
• Automatic High Beam switch is on.
Turn the power switch to ON mode.
Within 30 seconds after , re peat pulling the headlight sw itch lever to the original
position then pushing it to the high beam po sition quickly 10 times, then leave the lever
in high beam position.
If the sensitivity is changed, the Automatic High Beam indicator is turn on and off 3
times.
Automatic High Beam (headlights) may turn on even the vehicle is stopped.1
2
3 2
4

260 4-3. Operating the lights and wipers
RX450h_U_OM0E013U The wiper operation is selected by moving the lever as follows.
(U.S.A.) or (Canada)
Off
Rain-sensing operation
(U.S.A.) or (Canada)
Low speed operation
(U.S.A.) or (Canada)
High speed operation
(U.S.A.) or (Canada)
Temporary operationWhen “AUTO” is selected, the wipers
will operate automatically when the sen-
sor detects falling rain. The system auto-
matically adjusts wiper timing in
accordance with rain volume and vehi-
cle speed.
The sensor sensitivity can be adjusted when “AUTO” is selected.
Increases the sensitivity
Decreases the sensitivityWindshield wipers and washer Operating the wiper lever 1
2
3
4
5
6
7