Activation conditions
You can activate the HOLD function if all of the
following conditions are fulfilled:
R
the vehicle is stationary
R
the engine is running or if it has been auto-
matically switched off by the ECO start/stop
function
R
the driver's door is closed or your seat belt is
fastened
R
the electric parking brake is released
R
the transmission is in position D, R or N
R
Distance Pilot DISTRONIC is deactivated
Activating the HOLD function
X
Make sure that the activation conditions are
met.
X
Depress the brake pedal.
X
Quickly depress the brake pedal further
until
:
appears in the multifunction display.
The HOLD function is activated. You can
release the brake pedal.
i
If depressing the brake pedal the first time
does not activate the HOLD function, wait
briefly and then try again.
Deactivating the HOLD function
The HOLD function is deactivated automatically
if:
R
you depress the accelerator and the trans-
mission is in position D or R.
R
the transmission is in position P.
R
you depress the brake pedal again with a cer-
tain amount of pressure until
HOLD
HOLD
disappears
from the multifunction display.
R
you secure the vehicle using the electric park-
ing brake.
R
you activate Distance Pilot DISTRONIC.
i
After a short period, the vehicle is secured
by the electric parking brake, thus relieving
the service brake.
When the HOLD function is activated, the trans-
mission is shifted automatically to position P if:
R
the driver's seat belt is not fastened and the
driver's door is open
R
the engine is switched off, unless it is auto-
matically switched off by the ECO start/stop
function
The electric parking brake secures the vehicle
automatically if the HOLD function is activated,
the vehicle is stationary and:
R
a system fault occurs
R
the power supply is insufficient
If a malfunction in the electric parking brake
occurs, then the transmission may also be shif-
ted into position P automatically.
RACE START
Important safety notes
i
RACE START must not be used on normal
roads. RACE START must only be activated
and used on dedicated road circuits, outside
of public road use.
i
RACE START is only available in
Mercedes
‑
AMG vehicles.
RACE START enables optimum acceleration
from a standing start. For this, a suitably high-
grip road surface is required, along with the
tyres and vehicle being in good condition.
G
WARNING
If you use RACE START, individual tyres may
get into a spin and the vehicle could skid.
Depending on the selected ESP
®
mode, there
is an increased risk of skidding and having an
accident. Make sure that no persons, animals
or obstacles are within range of the vehicle.
i
Observe the safety notes on driving safety
systems (
Y
page 62).
Be sure to read the safety notes and informa-
tion on ESP
®
(
Y
page 67).
Driving systems
173
Driv
ing
and
pa
rki
ng
Z
