Subaru Forester: Light control switch / Sensor for the auto on/off headlights

The sensor is as shown in the illustration.
CAUTION
If any object is placed on or near the
sensor, the sensor may not detect
the level of the ambient light correctly
and the auto on/off headlights
may not operate properly.
High beam
Low beam
When the headlights are on high beam, the
high beam indicator light on the
combination meter is also on...
Other information:
Accessory weight
The combined weight (in excess of
those standard items which may be
replaced) of automatic transmission,
power steering, power brakes,
power windows, power seats, radio,
and heater, to the extent that these
items are available as factory-installed
equipment (whether installed
or not)...
This is the best way to transport your
vehicle. Use the following procedures to
ensure safe transportation.
Shift the select lever into the “P”
position.
Apply the parking brake firmly.
Secure the vehicle onto the carrier
properly with safety chains...