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:
The BSD/RCTA will operate when all of the
following conditions are met.
The ignition switch is in the “ON”
position.
The BSD/RCTA warning light and BSD/
RCTA OFF indicator light are turned off.
The EyeSight warning indicator is off.
The vehicle is driven at speeds above 7
mph (12 km/h) (except when reversing)...
Before driving in cold weather, make sure
the wiper blade rubbers are not frozen to
the windshield or rear window.
If the wiper blade rubbers are frozen to the
windshield or rear window, perform the
following procedure.
To thaw the windshield wiper blade
rubbers, use the defroster with the airflow
selection in and the
temperature set
for maximum warmth until the wiper blade
rubbers are completely thawed...