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SWITCHES
34
NOTICE
Do not operate the wipers if the windshield is dry. It may
scratch the glass.
Raindrop detection type
1Automatic control adjuster
2Washer on
To turn the wipers on, move the lever down until you reach
the desired speed setting.
The ignition switch must be in the ONº position.
There are 3 settings:
AUTOº position: Automatic operation
LOº position: Low speed operation
HIº position: High speed operation
Automatic operation
The wiper speed is determined by the amount of raindrops
and sunlight detected by the automatic wiper control
sensor.
Page 50 of 612

SWITCHES
35 Twist the automatic control adjuster in the ±º direction to
lower the sensitivity, and the +º direction to boost the
sensitivity.
The sensor is on the inside of the windshield as shown above.Even if the wiper lever is in the AUTOº position, the system will
switch to intermittent operations in the following conditions:
When the windshield gets extremely cold (at less than
±10C or 14F)
When the system malfunctions
However, when the windshield gets extremely hot (at more
than 90C or 194F), the wipers do not operate even if the
wiper lever is in the AUTOº position.
When the ignition switch is turned off with the wiper lever in the
AUTOº position, and then the ignition switch is turned on
again, the automatic operation may not work even if raindrops
are on the windshield.
In this case, move the lever to another position and return it to
the AUTOº position again.
If you stop the vehicle with the wiper switch in the LOº position,
the wiper speed automatically changes from low speed to
intermittent operation speed.* This function does not work
when the automatic control adjuster is in the +º position.
NOTE:
* This feature can be deactivated.
Ask your Lexus dealer for details.
Page 51 of 612
SWITCHES
36
CAUTION
Be careful not to get your fingers caught between the
wipers and windshield.
When the wiper lever is in the AUTOº position with the
ignition switch on, the wipers could operate
automatically in the following cases:
If you touch the upper center of the windshield
adjacent to the sensor.
If you wipe the upper center of the windshield
(adjacent to which the sensor is located) with a towel.
If the windshield vibrates.
If you touch the sensor.
NOTICE
Do not apply detergent to or wet the automatic wiper
control sensor when cleaning the inside of the
windshield.
Page 52 of 612
SWITCHES
37 To make the washer squirt, pull the lever toward you and
release it.
If the wiper lever is in the OFFº position, the wipers will
automatically make 3 wipes and then a single wipe later to
sweep the windshield completely.* The interval between the
3 wipes and the last wipe will depend on the vehicle speed. The
last sweep does not happen if the vehicle speed exceeds about
170 km/h (106 mph).
NOTE:
* The last single wipe can be deactivated.
Ask your Lexus dealer for details.
The low washer fluid warning light in the instrument cluster
comes on when the fluid level in the tank becomes nearly
empty. For information on adding washer fluid, see Adding
washer fluidº on page 572.
In cold weather, warm the windshield with the defroster before
using the washer. This will help prevent icing, which could
block your vision.
NOTICE
Do not operate the wipers if the windshield is dry. It may
scratch the glass.
Page 53 of 612
SWITCHES
38
REAR WINDOW WIPER AND
WASHER SWITCH
1Washer on during wiping
2Washer on
To turn the wipers on, twist the knob at the end of the lever.
The ignition key must be in the ONº position.
There are 2 settings:
INTº position: Intermittent operation
ONº position: Low speed operation
If you stop the vehicle with the rear window wiper switch in the
ONº position, the wiper speed automatically changes from low
speed to intermittent operation speed.
To make the washer squirt, twist the knob downward to
position 2.To make the washer squirt while operating in ONº
position, twist the knob upward to position 1.
The knob automatically returns from these positions after you
release it.
The low washer fluid warning light in the instrument cluster
comes on when the fluid level in the tank becomes nearly
empty. For information on adding washer fluid, see Adding
washer fluidº on page 572.
Page 54 of 612
SWITCHES
39
NOTICE
Do not operate the rear window wiper if the rear window
is dry. It may scratch the glass.
Page 55 of 612
SWITCHES
40
REAR WINDOW DEFOGGER
SWITCH
Vehicles with navigation system
Vehicles without navigation system
To turn the electric rear window defogger on, push the
switch.
The ignition key must be in the ONº position.
The thin heater wires on the inside of the rear window will
quickly clear the surface. An indicator light will illuminate to
indicate the defogger is operating.
The system will automatically shut off when the defogger has
operated about 15 minutes.
If further defrosting or defogging is desired, simply actuate the
switch again. When the surface has cleared, push the switch
once again to turn the defogger off. Continuous use may cause
the battery to discharge, especially during stop-and-go
driving. The defogger is not designed to dry rain water or to
melt snow.
Page 56 of 612
SWITCHES
41
NOTICE
When cleaning the inside of the rear window, be
careful not to scratch or damage the heater wires or
connectors.
To prevent the battery from being discharged, turn
the switch off when the engine is not running.