Protection Against Theft - Mercedes-Benz C-Class Coupe Operator's Manual

the radar sensors checked at a qualified spe-
cialist workshop. This also applies to colli-
sions at low speeds where there is no visible
damage to the front of the vehicle.
Function
To activate/deactivate: activate or deac-
X
®
tivate PRE-SAFE Brake in the on-board
computer ( page 199).
Y
®
If the PRE-SAFE Brake is not activated, the
æ symbol appears in the multifunction
display.
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
R
seat belts fastened
and
the vehicle speed is between approx-
R
imately 4 mph (7 km/h) and 124 mph
(200 km/h)
At speeds of up to approximately 40 mph
(70 km/h) PRE-SAFE
stationary objects. Examples of stationary
objects are stopped or parked vehicles.
i
If there is an increased risk of collision,
preventive passenger protection measures
®
(PRE-SAFE ) are activated.
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. Auto-
matic emergency braking is not performed
®
Brake can also detect

Protection against theft

until immediately prior to an imminent acci-
dent.
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
The braking action of PRE-SAFE
ended automatically if:
you maneuver to avoid the obstacle.
R
there is no longer any danger of a collision.
R
there is no longer an obstacle detected in
R
front of your vehicle.
Protection against theft
Immobilizer
The immobilizer prevents your vehicle from
being started without the correct SmartKey.
To activate with the SmartKey: remove
X
the SmartKey from the ignition lock.
To activate with KEYLESS-GO: switch the
X
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. The
engine can be started by anyone with a valid
SmartKey that is left inside the vehicle.
i
The immobilizer is always deactivated
when you start the engine.
In the event that the engine cannot be star-
ted (yet the vehicle's battery is charged),
the system is not operational. Contact an
authorized Mercedes-Benz Center or call
1-800-FOR-MERCedes (in the USA) or
1-800-387-0100 (in Canada).
71
®
Brake is
Z