Chrysler 2015 Country - Owner Manual - Manual (Page 145)

When the vehicle is started, the BSM warning light will
momentarily illuminate in both outside rear view mirrors
to let the driver know that the system is operational.
The BSM system sensors operate when the vehicle is in
any forward gear or REVERSE and enters stand-by mode
when the vehicle is in PARK.
The BSM detection zone covers approximately one lane
width on both sides of the vehicle 12 ft (3.8 m). The zone
length starts at the outside rear view mirror and extends
approximately 10 ft (3 m) beyond the rear bumper of the
vehicle. The BSM system monitors the detection zones on
Rear Detection Zones BSM Warning Light
3
UNDERSTANDING THE FEATURES OF YOUR VEHICLE 143