Subaru WRX & WRX STI Manuals 2017 WRX & WRX STI Owner’s Manual | Page 434

Starting and operating/BSD/RCTA

trailer with no cargo and sports
cars)
– Vehicles that are not approaching your vehicle even though they
are in the detection area (either on a
neighboring lane to the rear or
beside your vehicle when reversing) (The system determines the
presence of approaching vehicles
based on data detected by the radar
sensors.)
– Vehicles traveling at significantly
different speeds
– Vehicles driving in parallel at
almost the same speed as your
vehicle for a prolonged time
– Oncoming vehicles
– Vehicles in a lane beyond the
neighboring lane
– Vehicles travelling at a significantly lower speed that you are
trying to overtake
. On a road with extremely narrow
lanes, the system may detect vehicles
driving in a lane next to the neighboring lane.

& BSD/RCTA approach indicator light/warning buzzer

7-59

signal lever is operated toward the side
in which this light turned on, the indicator
light flashes to warn the driver of dangers.
When reversing the vehicle, the indicator
light flashes when the system detects a
vehicle approaching from either side.

While the BSD/RCTA is active, the following item(s) will operate to alert the driver:
. The BSD/RCTA approach indicator
light (when there are vehicles in the
neighboring lanes).
. The BSD/RCTA approach indicator
light and warning buzzer (when a vehicle
is approaching from the left or right side
while reversing)

! BSD/RCTA approach indicator
light dimming function
When the headlights are turned on, the
brightness of the BSD/RCTA approach
indicator light will be reduced.

! BSD/RCTA approach indicator light

NOTE

BSD/RCTA approach indicator light

It is mounted in each side of the outside
mirrors and will illuminate when a vehicle
approaching from behind is detected. If an
indicator light illuminates and the turn

. When affected by direct sunlight,
you may have difficulty recognizing
the BSD/RCTA approach indicator light.
. When affected by the headlight
beams from the vehicles behind, you
may have difficulty recognizing the
BSD/RCTA approach indicator light.
. While the illumination brightness
control dial is in the fully upward
position, even if the headlights are
turned on, the brightness of the BSD/
RCTA approach indicator light will not
be reduced. For details about the
illumination brightness control dial,
refer to “Illumination brightness control” F3-100.

– CONTINUED –