Subaru Forester: Connecting a trailer / Side mirrors

After hitching a trailer to your vehicle,
check that the standard side mirrors
provide a good rearward field of view
without significant blind spots. If significant
blind spots occur with the vehicle’s standard
side mirrors, use towing mirrors that
conform with Federal, state/province and/
or other applicable regulations.
CAUTION
Direct splicing or other improper
connection of trailer lights may
damage your vehicle’s electrical
system and cause a malfunction of
your vehicle’s lighting system...
Other information:
Raise the wiper arm off the windshield.
CAUTION
Hold the wiper arm when replacing
the wiper blade. Holding the wiper
blade, may result in blade deformation.
Lock knob
Hold the wiper blade connection by
hand, push the lock knob to release the
lock, and then pull out the wiper blade
assembly...
Battery: Button battery CR1620 or
equivalent
Wrap a flat-head screwdriver with vinyl
tape or a cloth. Open the key head using a
flat-head screwdriver.
Remove the transmitter case from the
key head.
Open the transmitter case by releasing
the hooks...