windshield LEXUS RX350 2015 Owner's Manual

2212-3. Operating the light s and windshield wipers
2
When driving ■
The windshield wipers and wa sher can be operated when
The “ENGINE START STOP” switch is in IGNITION ON mode.■
Effects of vehicle speed on wiper operation
Vehicle speed affects the following even when the wipers are not in AUTO mode: ●
Intermittent wiper interval●
Wiper operation when the washer is be ing used (delay until drip prevention
wiper sweep occurs)
When low speed wiper operation is selected , wiper operation will be switched from
low speed to intermittent wiper operatio n only when the vehicle is stationary.
(However, when the sensor sensitivity is adjusted to the highest level, the mode can-
not be switched.) Washer/wiper dual operation The wipers will automatically
operate a couple of times after
the washer squirts. (After oper-
ating several times, the wipers
operate one more time after a
short delay to prevent dripping.)
If the headlights are on, the
headlight cleaners will operate
once.

2222-3. Operating the lights and windshield wipers
■
Raindrop sensor (vehicles with rain-sensing windshield wipers)
●
If the wiper switch is turned to the position while the “ENGINE START
STOP” switch is in IGNITION ON mode, the wipers will operate once to show
that AUTO mode is activated.●
When the sensor sensitivity ring is turn ed toward high while in AUTO mode, the
wipers will operate once to indicate that the sensor sensitivity is enhanced.●
If the temperature of the raindrop sensor is 194  F (90  C) or higher, or 5  F
(-15  C) or lower, automatic operation may not occur.
In this case, operate the wipers in any mode other than AUTO.■
If no windshield washer fluid sprays
Check that the washer nozzles are not blocked if there is washer fluid in the wind-
shield washer fluid reservoir.
CAUTION■
Caution regarding the use of windshield wipers in AUTO mode (vehicles with
rain-sensing windshield wipers)
The windshield wipers may operate unexpect edly if the sensor is touched or the
windshield is subject to vibration in AUTO mode. Take care that your fingers or any-
thing else do not become caugh t in the windshield wipers.
■
Caution regarding the use of washer fluid
When it is cold, do not use the washer fluid until the windshield becomes warm. The
fluid may freeze on the windshield and cause low visibility. This may lead to an acci-
dent, resulting in death or serious injury. ●
The raindrop sensor judges the amount
of raindrops.
An optical sensor is adopted. It may not
operate properly when sunlight from the
rising or setting of the sun intermittently
strikes the windshield, or if bugs etc. are
present on the windshield.

2232-3. Operating the light s and windshield wipers
2
When driving NOTICE■
When the windshield is dry
Do not use the wipers, as they may damage the windshield.■
When the washer fluid tank is empty
Damage to the washer fluid pump may be caused if the lever is pulled toward you
and held continually. ■
When a nozzle becomes blocked
In this case, contact your Lexus dealer.
Do not try to clear it with a pin or other object. The nozzle will be damaged.

2242-3. Operating the lights and windshield wipers
Rear window wiper and washer The wiper operation is selected by moving the lever as follows:
Type A
Off
Intermittent window
wiper operation
Normal window wiper
operation
Washer/wiper dual
operation
Washer/wiper dual
operation

2252-3. Operating the light s and windshield wipers
2
When driving
■
The rear window wiper and washer can be operated when
The “ENGINE START STOP” switch is in IGNITION ON mode.
NOTICE■
When the rear window is dry
Do not use the wipers, as they may damage the rear window.
■
When the washer fluid tank is empty
Damage to the washer fluid pump may be caused if the lever is operated continu-
ally.
■
When a nozzle becomes blocked
In this case, contact your Lexus dealer.
Do not try to clear it with a pin or other object. The nozzle will be damaged. Type B
Off
Intermittent window
wiper operation
Normal window wiper
operation
Washer/wiper dual
operation
Washer/wiper dual
operation

2262-3. Operating the lights and windshield wipers
Headlight cleaner switch 
■
The headlight cleaner can be operated when
The “ENGINE START STOP” switch is in IGNITION ON mode and the headlight
switch is turned on.■
Windshield washer linked operation
When the windshield washer is operated with the “ENGINE START STOP” switch
in IGNITION ON mode and the headlights on, the headlight cleaner will operate
once. (  P. 2 1 7 )
NOTICE■
When the washer fluid tank is empty
Do not press the switch continually as the washer fluid pump may overheat. Washer fluid can be sprayed on the headlights.
Press the switch to clean the
headlights.
 : If equipped

2392-4. Using other driving systems
2
When driving If the “ENGINE START STOP”
switch is turned off and then turned
to IGNITION ON mode again, the
vehicle will automatically return to
vehicle-to-vehicle distance control
mode.
Adjusting the speed setting:
 P. 2 3 3
Canceling and resuming the speed
setting:  P. 2 3 5■
Dynamic radar cruise co ntrol can be set when●
The shift lever is in D or range 4 or higher of S has been selected.●
Range 4 or higher has been sele cted by using the paddle shift.
(vehicles with paddle shift switch)●
Vehicle speed is above approximately 30 mph (50 km/h).■
Accelerating after setting the vehicle speed
The vehicle can accelerate normally. After acceleration, the set speed resumes.
However, during vehicle-to-vehicle distance control mode, the vehicle speed may
decrease below the set speed in order to maintain the distance to the vehicle
ahead.■
Automatic cancelation of vehicle-to-vehicle distance control
Vehicle-to-vehicle distance control driving is automatically canceled in the follow-
ing situations: ●
Actual vehicle speed falls below approximately 25 mph (40 km/h).●
Enhanced VSC is activated. (vehicles with enhanced VSC)●
VSC is activated. (vehicles with VSC)
●
The sensor cannot operate correctly because it is covered in some way.
●
The windshield wipers are operating at high speed (when the wiper switch is set
to the AUTO mode or the high speed wiper operation position).
●
When the snow mode is set.
If vehicle-to-vehicle distance control driving is automatically canceled for any other
reason, there may be a malfunction in the system. Contact your Lexus dealer.

3022-5. Driving information
Winter driving tips Carry out the necessary preparations and inspections before driving the
vehicle in winter. Always drive the ve hicle in a manner appropriate to the
prevailing weather conditions.
■ Pre-winter preparations
● Use fluids that are appropria te to the prevailing outside tempera-
tures.
• Engine oil
• Engine coolant
• Washer fluid
● Have a service technician inspec t the condition of the battery.
● Have the vehicle fitted with four snow tires or purchase a set of
tire chains for the front tires. Ensure that all tires are the same size and brand, and that chains match
the size of the tires.
■ Before driving the vehicle
Perform the following accord ing to the driving conditions:
● Do not try to forcibly open a w indow or move a wiper that is fro-
zen. Pour warm water over the frozen area to melt the ice. Wipe
away the water immediately to prevent it from freezing.
● To ensure proper operation of the climate control system fan,
remove any snow that has accumu lated on the air inlet vents in
front of the windshield.
● Check for and remove any exce ss ice or snow that may have
accumulated on the exterior lights, vehicle's roof, chassis, around
the tires or on the brakes.
● Remove any snow or mud from the bottom of your shoes before
getting in the vehicle.

Interior features
3
3253-1. Lexus Display Audio
system
Lexus Display Audio
system..................................... 328
Display settings ...................... 332
Setup menu ............................. 334
Vehicle information............... 340
Mobile Assistant .................... 343
3-2. Using the air conditioning
system and defogger
Automatic air conditioning
system (with the Lexus
Display Audio system) ....... 345
Automatic air conditioning
system (without a
navigation system or the
Lexus Display Audio
system) ................................... 353
Rear window defogger
switch ....................................... 361
Windshield wiper de-icer .... 363

3453
Interior features 3-2. Using the air conditio ning system and defogger
Automatic air conditioning system (with the Lexus Display Audio system) Air outlets and fan speed are automati cally adjusted according to the tem-
perature setting.
To display the air conditioning oper ation screen, press the “MENU” button
on the Lexus Display Audio controller and then select “Climate”.
■ Control panel Air conditioning operation screen
Outside temperature display
Windshield
defogger
button
Air outlet
selector
button
Outside/
recircu-
lated air
mode but-
tonPassenger's side temperature
control buttons“OFF” button
Automatic
mode button
Fan speed
control button
Driver's side temperature
control buttons