Driving and parking, Driving systems – Mercedes-Benz S-Sedan 2015 Owners Manual User Manual

Page 247

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If a course-correcting brake application

occurs, red warning lamp : flashes in the

exterior mirror and a dual warning tone

sounds. In addition, display ; underlining

the danger of a side collision appears in the

multifunction display.
In very rare cases, the system may make an

inappropriate brake application. A course-

correcting brake application may be inter-

rupted at any time if you steer slightly in the

opposite direction or accelerate.
The course-correcting brake application is

available in the speed range between 20 mph

(30 km/h) and 120 mph (200 km/h).
Either no braking application, or a course-

correcting brake application adapted to the

driving situation occurs if:

R

there are vehicles or obstacles, e.g. crash

barriers, located on both sides of your vehi-

cle.

R

a vehicle approaches you too closely at the

side.

R

you have adopted a sporty driving style with

high cornering speeds.

R

you clearly brake or accelerate.

R

a driving safety system intervenes, e.g.

ESP

®

or PRE-SAFE

®

Brake.

R

ESP

®

is switched off.

R

a loss of tire pressure or a defective tire is

detected.

Switching on Active Blind Spot Assist

X

Make sure that Active Blind Spot Assist is

activated in the on-board computer

(

Y

page 265).

X

Turn the SmartKey to position 2 in the igni-

tion lock.

Warning lamps : in the exterior mirrors

light up red for approximately 1.5 seconds.

Gray radar waves propagating backwards

appear next to the vehicle in the assistance

display in the multifunction display.

Active Lane Keeping Assist

General notes

Active Lane Keeping Assist monitors the area

in front of your vehicle by means of camera

system : at the top of the windshield. Vari-

ous different areas to the front, rear and side

of your vehicle are also monitored with the aid

of the radar sensor system. Active Lane Keep-

ing Assist detects lane markings on the road

and can warn you before you leave your lane

unintentionally. If you do not react to the

warning, a lane-correcting application of the

brakes can bring the vehicle back into the

original lane.
If you select

km

km

in the

Display Unit

Display Unit

Speed-/Odometer:

Speed-/Odometer:

function on the on-board

computer (

Y

page 267), Active Lane Keeping

Assist is activated starting at a speed of

60 km/h. If the

miles

miles

display unit is selected,

the assistance range begins at 40 mph.
Important safety notes
If you fail to adapt your driving style, Active

Lane Keeping Assist can neither reduce the

risk of accident nor override the laws of phys-

ics. Active Lane Keeping Assist cannot take

account of road and weather conditions. It

may not recognize traffic situations. Active

Lane Keeping Assist is only an aid. You are

responsible for the distance to the vehicle in

front, for vehicle speed, for braking in good

time and for staying in your lane.
Active Lane Keeping Assist cannot contin-

uously keep your vehicle in its lane.

Driving systems

245

Driving

and

parking

Z

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