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:
Your remote engine starter fob is a
bidirectional transceiver that can confirm
system operation with several different
visual and audible indications. The fob’s
LED-backlit button and internal piezo
buzzer will indicate status of the system
using the following flash and beep sequences,
provided the fob is within operational
range of the system...
CAUTION
Keep metallic objects, magnetic
sources and signal transmitters
away from the area between the
access key fob and the push-button
ignition switch. They may interfere
with the communication between
the access key fob and the pushbutton
ignition switch...