Steer Control - Mercedes-Benz MY17 c-class Operator's Manual

Protection against theft
72
Function
To activate/deactivate: activate or deacti-
X
vate PRE-SAFE
puter ( page 212).
Y
If the PRE-SAFE
æ symbol appears in the multifunction dis-
play.
Starting at a speed of around 4 mph (7 km/h),
this function warns you if you rapidly approach a
vehicle in front. An intermittent warning tone
will then sound and the · distance warning
lamp will light up in the instrument cluster.
Brake immediately to defuse the situation.
X
or
Take evasive action provided it is safe to do
X
so.
®
PRE-SAFE Brake can also brake the vehicle
automatically under the following conditions:
the driver and front-passenger have their seat
R
belts fastened
and
the vehicle speed is between approximately
R
4 mph (7 km/h) and 124 mph (200 km/h)
At speeds of up to approximately 44 mph
(70 km/h) PRE-SAFE
stationary objects in the path of your vehicle,
R
e.g. stopped or parked vehicles
pedestrians in the path of your vehicle
R
i
If there is an increased risk of a collision,
preventive passenger protection measures
®
(PRE-SAFE ) are triggered (
If the risk of collision with the vehicle in front
remains and you do not brake, take evasive
action or accelerate significantly, the vehicle
may perform automatic emergency braking, up
to the point of full brake application. Automatic
emergency braking is not performed until imme-
diately prior to an imminent accident.
You can prevent the intervention of the PRE-
®
SAFE Brake at any time by:
depressing the accelerator pedal further.
R
activating kickdown.
R
releasing the brake pedal.
R
®
Brake in the on-board com-
®
Brake is not activated, the
®
Brake can also detect:
page 55).
Y
The braking action of PRE-SAFE
automatically if:
you maneuver to avoid the obstacle.
R
there is no longer a risk of collision.
R
there is no longer an obstacle detected in
R
front of your vehicle.

STEER CONTROL

General information
STEER CONTROL helps you by transmitting a
noticeable steering force to the steering wheel
in the direction required for vehicle stabilization.
This steering assistance is provided in particular
if:
both right wheels or both left wheels are on a
R
wet or slippery road surface when you brake.
the vehicle starts to skid.
R
Important safety notes
i
Observe the "Important safety notes" sec-
tion ( page 61).
Y
No steering support is provided from STEER
CONTROL, if:
®
ESP is deactivated
R
®
ESP is malfunctioning.
R
the lighting is faulty.
R
®
If ESP is malfunctioning, you will be assisted
further by the electrical power steering.
Protection against theft
Immobilizer
The immobilizer prevents your vehicle from
being started without the correct SmartKey.
To activate with the SmartKey: remove the
X
SmartKey from the ignition lock.
To activate with KEYLESS-GO start-func-
X
tion or KEYLESS-GO: switch the ignition off
and open the driver's door.
To deactivate: switch on the ignition.
X
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. Anyone
can start the engine if a valid SmartKey has been
left inside the vehicle.
®
Brake is ended