Jeep Wrangler: Blind Spot Monitoring (BSM) — If Equipped / Entering From The Side
Vehicles that move into your adjacent lanes
from either side of the vehicle.

Side Monitoring
The BSM system uses two radar sensors,
located inside the taillights, to detect highway
licensable vehicles (automobiles, trucks,
motorcycles, etc.) that enter the blind spot
zones from the rear/front/side of the vehicle...
Vehicles that come up from behind your vehicle
on either side and enter the rear detection zone
with a relative speed of less than 30 mph
(48 km/h)...
Other information:
This indicator shows when the
HDC
feature is turned on. The lamp will be
on solid when HDC is armed. HDC can
only be armed when the transfer case
is in the “4WD Low” position and the vehicle
speed is less then 30 mph (48 km/h). If these
conditions are not met while attempting to use
the HDC feature, the HDC indicator light will
flash on/off...
If currently installed, remove the hard top.
Install the door rails, starting with the front,
followed by the rear on each side. For
instructions and appropriate torque specifications
for the door rail Torx screws.
Install the rear retainers on each side of the
rear of the vehicle using the provided
#50 Torx head driver and ratchet...