Mazda 2012 Mazda6 Owner's Manual page 218

AUTO (Auto-wiper control)
When the wiper lever is in the AUTO
position, the rain sensor senses the
amount of rainfall on the windshield and
turns the wipers on or off automatically
(off intermittent low speed high
speed).
The sensitivity of the rain sensor can be
adjusted by turning the switch on the
wiper lever.
From the center position (normal), rotate
the switch downward for higher
sensitivity (faster response) or rotate it
upward for less sensitivity (slower
response).
Switch
Higher sensitivity
Center
position
Less sensitivity
Switches and Controls
CAUTION
Ø Do not shade the rain sensor by
adhering a sticker or a label on
the windshield. Otherwise the rain
sensor will not operate correctly.
Rain sensor
Driving Your Mazda
5-69