windshield wipers Lexus GX460 2012 Owner's Guide

235
2-3. Operating the lights and windshield wipers
2
When driving
GX460_U.S.A. (OM60J00U)
■Fog lights can be used when
The head lights are on in low beam.
NOTICE
■To prevent battery discharge
Do not leave the lights on longer than necessary when the engine is not running.

236
2-3. Operating the lights and windshield wipers
GX460_U.S.A. (OM60J00U)
Windshield wipers and washer
When “AUTO” is selected, the wipers will operate automatically when the
sensor detects falling rain. The system automatically adjusts wiper timing
according to rain volume and vehicle speed.
When “AUTO” is selected, the sensor sensitivity can be adjusted as fol-
lows by turning the switch ring:
Ty p e AOff
Rain-sensing wiper
operation
Low speed wiper
operation
High speed wiper
operation
Temporary operation

237
2-3. Operating the lights and windshield wipers
2
When driving
GX460_U.S.A. (OM60J00U)
Increases the sensitivity
Decreases the sensitivity
Washer/wiper dual operation
The wipers operate automati-
cally. (After operating several
times, the wipers operate one
more time after a short delay to
prevent dripping.)
Vehicles with the headlight
cleaners: If the headlights are
on, the headlight cleaners will
operate once.

238
2-3. Operating the lights and windshield wipers
GX460_U.S.A. (OM60J00U)
Ty p e BOff
Rain-sensing wiper
operation
Low speed wiper
operation
High speed wiper
operation
Temporary operation
Increases the sensitivity
Decreases the sensitivity

239
2-3. Operating the lights and windshield wipers
2
When driving
GX460_U.S.A. (OM60J00U)
■The windshield wipers and washer can be operated when
The “ENGINE START STOP” switch is in IGNITION ON mode.
■Rain drop sensor
●If the wiper switch is turned to the “AUTO” position while the “ENGINE START
STOP” switch is in IGNITION ON mode, the wipers will operate once to show
that “AUTO” mode is activated.
●If the temperature of the rain drop sensor is 194 °F (90 °C) or higher, or 5 °F
(-15 °C) or lower, the automatic operation may not occur. In this case, operate
the wipers in any mode other than “AUTO”.
Washer/wiper dual operation
The wipers operate automati-
cally. (After operating several
times, the wipers operate one
more time after a short delay to
prevent dripping.)
Vehicles with the headlight
cleaners: If the headlights are
on, the headlight cleaners will
operate once.
●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.

240
2-3. Operating the lights and windshield wipers
GX460_U.S.A. (OM60J00U)
■Effects of vehicle speed on wiper operation
With the settings other than “AUTO” also, the time until drip prevention wiper
sweep occurs is changed depending on vehicle speed.
Ty p e A
With selected, wiper operation will be switched from low speed to intermit-
tent wiper operation only when the vehicle is stationary. (However, when the sensor
sensitivity is adjusted to the highest level, the mode cannot be switched.)
Ty p e B
With selected, wiper operation will be switched from low speed to intermit-
tent wiper operation only when the vehicle is stationary. (However, when the sensor
sensitivity is adjusted to the highest level, the mode cannot be switched.)
■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
The windshield wipers may operate unexpectedly if the sensor is touched or the
windshield is subject to vibration in “AUTO” mode. Take care that your fingers etc.
anything else does not become caught in the windshield wipers.

241
2-3. Operating the lights and windshield wipers
2
When driving
GX460_U.S.A. (OM60J00U)
NOTICE
■When the windshield is dry
Do not use the wipers, as they may damage the windshield.
■When the washer fluid tank is empty
Do not operate the switch continually as the washer fluid pump may overheat.
■When there is no washer fluid spray from the nozzle
Damage to the washer fluid pump may be caused if the lever is pulled toward you
and held continually.
■When a nozzle becomes blocked
Do not try to clear it with a pin or other object. The nozzle will be damaged.

242
2-3. Operating the lights and windshield wipers
GX460_U.S.A. (OM60J00U)
Rear window wiper and washer
The wiper operation is selected by moving the lever as follows:
Ty p e AOff
Intermittent window
wiper operation
Normal window
wiper operation
Washer/wiper dual
operation
Washer/wiper dual
operation

243
2-3. Operating the lights and windshield wipers
2
When driving
GX460_U.S.A. (OM60J00U)
Ty p e BOff
Intermittent window
wiper operation
Normal window
wiper operation
Washer/wiper dual
operation
Washer/wiper dual
operation

244
2-3. Operating the lights and windshield wipers
GX460_U.S.A. (OM60J00U)
■The rear window wiper and washer can be operated when
●The “ENGINE START STOP” switch is in IGNITION ON mode.
●The glass hatch is closed.
■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.
NOTICE
■When the rear window is dry
Do not use the wiper, as it may damage the rear window.
■When the washer fluid tank is empty
Do not operate the switch continually as the washer fluid pump may overheat.