BMW 5 Series Owner's Manual page 164

Controls
Overview
Radar sensors
The radar sensors are located in the rear
bumper.
Always keep the bumper in the area of the ra‐
dar sensors clean and unobstructed.
System limits
The system may not be fully functional in the
following situations:
▷ When a vehicle is approaching at a speed
much faster than your own.
▷ When the approaching vehicle approaches
slowly.
▷ In heavy fog, rain or snowfall.
▷ In tight curves or on narrow lanes.
▷ If the bumper is dirty or iced up, or covered
with stickers.
▷ If cargo protrudes.
Brake force display
Concept
Additional brake lamps indicate emergency
braking to the traffic behind. This can reduce
the risk of a rear-end collision.
164
Safety
Online Edition for Part no. 01 40 2 976 346 - X/16
General information
▷ During normal brake application, the outer
brake lights light up.
▷ During heavy brake application, the inner
brake lights additionally light up.
Active Protection
Concept
Active Protection prepares occupants and the
vehicle for a possible accident in critical driving
or collision situations.
General information
Active Protection consists of various PreCrash
functions, which can vary depending on the
equipment.
The system is used to detect certain critical
driving situations that might lead to an acci‐
dent. This includes the following critical driving
situations:
▷ Emergency stop.
▷ Severe understeering.
▷ Severe oversteering.
Certain functions of several systems can -
within the system limits - lead to Active Pro‐
tection triggering:
▷ Approach control warning with light brak‐
ing function: automatic brake intervention.
▷ Approach control warning with light brak‐
ing function or Night Vision with pedestrian
and animal detection: brake booster.