Toyota Highlander 2020 Owner's Manual page 222

222
4-3. Operating the lights and wipers
the sensor sensitivity can be
adjusted by turning the switch
ring.
6
Increases the sensitivity
7
Decreases the sensitivity
8
Washer/wiper dual
operation
Pulling the lever operates the wip-
ers and washer.
The wipers will automatically oper-
ate a couple of times after the
washer squirts.
■
The windshield wipers and
washer can be operated when
The engine switch is in ON.
■
Dripping prevention wiper
sweep
After washing and wiping operation
several times, the wipers operate
one more time after a short delay to
prevent dripping. However, this
function will not operate while driv-
ing.
HIGHLANDER_U
■
Effects of vehicle speed on
wiper operation
Vehicle speed affects the intermit-
tent wiper interval.
■
Raindrop sensor (vehicles with
rain-sensing windshield wipers)
●
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
●
If the wiper switch is turned to the
"AUTO" position while the engine
switch is in ON, the wipers will
operate once to show that AUTO
mode is activated.
●
When the sensor sensitivity ring is
turned toward high while in
"AUTO" position, the wipers will
operate once to indicate that the
sensor sensitivity is enhanced.
●
If the temperature of the raindrop
sensor is 185°F (85°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 mode.
■
If no windshield washer fluid
sprays
Check that the washer nozzles are
not blocked, if there is washer fluid
in the washer fluid tank.
■
Front door opening linked wind-
shield wiper stop function
(vehicles with rain-sensing
windshield wipers)
When "AUTO" is selected and the